Flow Alerts
Live USGS discharge data across all 1123 monitored rivers
353 optimal46 high454 low19 flood
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All Rivers — Live Conditions
Pine River
MI · Gauge 04125460
238cfs
Optimaloptimal 150–350 cfs
Au Sable River
MI · Gauge 04137500
1,510cfs
Highoptimal 200–800 cfs
Manistee River
MI · Gauge 04124000
1,430cfs
Highoptimal 300–1200 cfs
Muskegon River
MI · Gauge 04121970
1,000cfs
Optimaloptimal 800–3000 cfs
Pere Marquette River
MI · Gauge 04122500
506cfs
Optimaloptimal 300–1000 cfs
Boardman River
MI · Gauge 04127200
—cfs
—optimal 150–500 cfs
Jordan River
MI · Gauge 04127800
200cfs
Optimaloptimal 100–400 cfs
Betsie River
MI · Gauge 04126550
—cfs
—optimal 150–500 cfs
Platte River
MI · Gauge 04126740
165cfs
Optimaloptimal 80–300 cfs
Rifle River
MI · Gauge 04142000
222cfs
Optimaloptimal 200–800 cfs
Huron River
MI · Gauge 04174500
134cfs
Lowoptimal 300–1200 cfs
Flat River
MI · Gauge 04116500
—cfs
—optimal 200–800 cfs
Thornapple River
MI · Gauge 04117500
99cfs
Lowoptimal 300–1200 cfs
Crystal River (Glen Arbor)
MI · Gauge 04126802
—cfs
—optimal 40–150 cfs
Au Sable South Branch
MI · Gauge 04135700
204cfs
Optimaloptimal 100–400 cfs
Black River
MI · Gauge 04132000
—cfs
—optimal 200–800 cfs
Cass River
MI · Gauge 04151500
109cfs
Lowoptimal 200–1200 cfs
Chippewa River
MI · Gauge 04154000
146cfs
Lowoptimal 150–600 cfs
Dowagiac River
MI · Gauge 04101800
233cfs
Optimaloptimal 100–400 cfs
Kalamazoo River
MI · Gauge 04106000
622cfs
Optimaloptimal 500–3000 cfs
Little Manistee River
MI · Gauge 04126130
—cfs
—optimal 150–600 cfs
Little Muskegon River
MI · Gauge 04121944
97.1cfs
Lowoptimal 100–400 cfs
Ocqueoc River
MI · Gauge 04132160
—cfs
—optimal 80–300 cfs
Pigeon River
MI · Gauge 04128990
101cfs
Optimaloptimal 100–400 cfs
Shiawassee River
MI · Gauge 04144500
78cfs
Lowoptimal 200–1000 cfs
Sturgeon River
MI · Gauge 04127997
290cfs
Optimaloptimal 150–600 cfs
Thunder Bay River
MI · Gauge 04135000
—cfs
—optimal 200–800 cfs
White River
MI · Gauge 04122200
266cfs
Optimaloptimal 150–600 cfs
Two Hearted River
MI · Gauge 04044800
—cfs
—optimal 100–500 cfs
Big Manistee Lake Branch
MI · Gauge 04126200
—cfs
—optimal 80–250 cfs
Rogue River
MI · Gauge 04118500
96.5cfs
Lowoptimal 100–400 cfs
Maple River
MI · Gauge 04114603
—cfs
—optimal 50–200 cfs
Coldwater River
MI · Gauge 04096460
—cfs
—optimal 100–400 cfs
Boyne River
MI · Gauge 04127850
—cfs
—optimal 40–250 cfs
Manistique River
MI · Gauge 04056500
982cfs
Optimaloptimal 300–1500 cfs
Lake Michigan
MI · Gauge
—cfs
—optimal cfs
Lake Superior
MI · Gauge
—cfs
—optimal cfs
Lake Huron
MI · Gauge
—cfs
—optimal cfs
St. Marys River
MI · Gauge 04127885
80,500cfs
Optimaloptimal cfs
Rising fast (+4,000 cfs/hr)
Flint River
MI · Gauge 04147500
85.4cfs
Lowoptimal 180–525 cfs
Detroit River
MI · Gauge 04165710
178,000cfs
Optimaloptimal 103700–311100 cfs
Rising fast (+3,000 cfs/hr)
Middle Grand River
MI · Gauge 04147500
85.4cfs
Lowoptimal 180–525 cfs
Paw Paw River
MI · Gauge 04102500
309cfs
Optimaloptimal 225–700 cfs
Clinton River
MI · Gauge 04161000
58.4cfs
Optimaloptimal 50–160 cfs
St. Joseph River
MI · Gauge 04102500
309cfs
Optimaloptimal 225–700 cfs
Lake St. Clair
MI · Gauge 04161000
58.4cfs
Optimaloptimal 50–160 cfs
St. Clair River
MI · Gauge 04159130
212,000cfs
Optimaloptimal 99200–297600 cfs
Falling fast (-26,000 cfs/hr)
Sturgeon River (UP)
MI · Gauge 04057510
106cfs
Optimaloptimal 90–275 cfs
Lake Erie
MI · Gauge 04057510
106cfs
Optimaloptimal 90–275 cfs
Grand River
MI · Gauge 04119400
1,580cfs
Lowoptimal 2550–7700 cfs
Rising slowly (+60 cfs/hr)
Burt Lake
MI · Gauge 04119400
1,580cfs
Lowoptimal 2550–7700 cfs
Rising slowly (+60 cfs/hr)
Mullett Lake
MI · Gauge
—cfs
—optimal cfs
East Branch Whitefish River
MI · Gauge
—cfs
—optimal cfs
River Raisin
MI · Gauge 04176500
209cfs
Lowoptimal 400–1150 cfs
Indian River (LP)
MI · Gauge 04057000
—cfs
—optimal cfs
Indian River (UP)
MI · Gauge 04057000
—cfs
—optimal cfs
South Branch Black River
MI · Gauge 04102700
35.6cfs
Lowoptimal 50–160 cfs
West Branch Whitefish River
MI · Gauge 04102700
35.6cfs
Lowoptimal 50–160 cfs
Middle Branch Ontonagon River
MI · Gauge 04033000
121cfs
Optimaloptimal 80–250 cfs
Hamlin Lake
MI · Gauge 04033000
121cfs
Optimaloptimal 80–250 cfs
West Branch Ontonagon River
MI · Gauge 04036000
49.5cfs
Lowoptimal 80–250 cfs
Ontonagon River
MI · Gauge 04040000
599cfs
Lowoptimal 675–2050 cfs
South Branch Ontonagon River
MI · Gauge 04036000
49.5cfs
Lowoptimal 80–250 cfs
Carp River
MI · Gauge 04040000
599cfs
Lowoptimal 675–2050 cfs
Presque Isle River
MI · Gauge 04032150
48cfs
Optimaloptimal cfs
Paint River
MI · Gauge 04061500
—cfs
—optimal 300–875 cfs
Brule River
MI · Gauge 04060993
205cfs
Optimaloptimal 170–525 cfs
Gauley River✓
WV · Gauge 03192000
1,940cfs
Lowoptimal 2400–2800 cfs
Rising (+250 cfs/hr)
New River✓
WV · Gauge 03185400
3,150cfs
Optimaloptimal 1500–6000 cfs
Rising slowly (+60 cfs/hr)
Greenbrier River
WV · Gauge 03184000
363cfs
Optimaloptimal 300–1500 cfs
Cheat River
WV · Gauge 03069500
16,100cfs
FLOODoptimal 1000–4000 cfs
Rising slowly (+100 cfs/hr)
Tygart Valley River
WV · Gauge 03054500
—cfs
—optimal 800–3000 cfs
Elk River
WV · Gauge 03197000
268cfs
Lowoptimal 300–2000 cfs
Cranberry River
WV · Gauge 03187500
67cfs
Lowoptimal 100–600 cfs
Meadow River
WV · Gauge 03190400
—cfs
—optimal 300–2000 cfs
Cheat Narrows & Lower Canyon
WV · Gauge 03070260
1,500cfs
Optimaloptimal 1500–5000 cfs
Rising (+190 cfs/hr)
Bluestone River
WV · Gauge 03179000
1,290cfs
Optimaloptimal 200–1500 cfs
Rising (+210 cfs/hr)
Tygart Valley River — Valley Falls & Releases
WV · Gauge 03056000
927cfs
Optimaloptimal 800–3000 cfs
Falling (-153 cfs/hr)
North Branch Potomac
WV · Gauge 01595800
264cfs
Lowoptimal 500–2000 cfs
Cacapon River
WV · Gauge 01611500
79.1cfs
Lowoptimal 100–500 cfs
Shavers Fork
WV · Gauge 03068800
295cfs
Optimaloptimal 200–1000 cfs
Rising slowly (+49 cfs/hr)
Williams River
WV · Gauge 03186500
85.4cfs
Lowoptimal 100–500 cfs
Seneca Creek
WV · Gauge 01605890
—cfs
—optimal 20–120 cfs
Dry Fork
WV · Gauge 03065000
4,340cfs
FLOODoptimal 200–1000 cfs
Falling fast (-350 cfs/hr)
Guyandotte River
WV · Gauge 03203600
403cfs
Lowoptimal 575–1750 cfs
Coal River
WV · Gauge 03198500
1,970cfs
Highoptimal 275–800 cfs
Rising (+170 cfs/hr)
Monongahela River
WV · Gauge 03062998
—cfs
—optimal cfs
Upper Cheat River
WV · Gauge 03203600
403cfs
Lowoptimal 575–1750 cfs
Mill Creek
WV · Gauge 03198500
1,970cfs
Highoptimal 275–800 cfs
Rising (+170 cfs/hr)
Arkansas River✓
CO · Gauge 07091200
186cfs
Lowoptimal 700–3000 cfs
Cache la Poudre
CO · Gauge 06752260
60.3cfs
Lowoptimal 200–1200 cfs
Yampa River
CO · Gauge 09251000
49.3cfs
Lowoptimal 1000–6000 cfs
Green River — Lodore Canyon
CO · Gauge 09234500
3,030cfs
Optimaloptimal 1500–5000 cfs
Crystal River
CO · Gauge 09081600
91.6cfs
Lowoptimal 200–800 cfs
Colorado River — Glenwood Canyon
CO · Gauge 09085000
475cfs
Lowoptimal 3000–8000 cfs
Blue River
CO · Gauge 09046600
38.9cfs
Lowoptimal 200–1500 cfs
Roaring Fork River
CO · Gauge 09085000
475cfs
Lowoptimal 300–3000 cfs
Eagle River
CO · Gauge 09070000
117cfs
Lowoptimal 300–2000 cfs
Colorado River — Glenwood Canyon
CO · Gauge 09085000
475cfs
Lowoptimal 2000–7000 cfs
Taylor River
CO · Gauge 09110000
268cfs
Lowoptimal 300–1500 cfs
Fryingpan River
CO · Gauge 09080400
196cfs
Lowoptimal 200–800 cfs
South Platte River
CO · Gauge 06701900
194cfs
Lowoptimal 300–1500 cfs
Cache la Poudre
CO · Gauge 06752000
—cfs
—optimal 500–2500 cfs
Gunnison River — Main
CO · Gauge 09144250
349cfs
Lowoptimal 800–3500 cfs
Colorado River — Upper
CO · Gauge 09058000
1,070cfs
Optimaloptimal 800–2500 cfs
Dolores River
CO · Gauge 09168730
0cfs
Lowoptimal 70–225 cfs
Colorado River
CO · Gauge 09070500
1,280cfs
Optimaloptimal 1050–3100 cfs
Gunnison River
CO · Gauge 09144250
349cfs
Lowoptimal 875–2650 cfs
Rio Grande
CO · Gauge 08251500
—cfs
—optimal 275–800 cfs
Fraser River
CO · Gauge 09033300
38.4cfs
Lowoptimal 60–190 cfs
North Platte River
CO · Gauge 06620000
124cfs
Lowoptimal 200–625 cfs
San Miguel River
CO · Gauge 09172500
88.2cfs
Lowoptimal 120–350 cfs
Oh Be Joyful Creek
CO · Gauge 06620000
124cfs
Lowoptimal 200–625 cfs
Escalante Creek
CO · Gauge 09151500
0cfs
Lowoptimal 25–80 cfs
Salmon River — Main✓
ID · Gauge 13302500
1,410cfs
Lowoptimal 3000–12000 cfs
Lochsa River✓
ID · Gauge 13337000
1,100cfs
Lowoptimal 1500–5000 cfs
North Fork Payette
ID · Gauge 13247500
2,970cfs
Highoptimal 800–2500 cfs
Middle Fork of the Salmon
ID · Gauge 13309220
978cfs
Optimaloptimal 3000–8000 cfs
Snake River — Hells Canyon
ID · Gauge 13290450
—cfs
—optimal 8000–30000 cfs
Selway River
ID · Gauge 13336500
1,500cfs
Lowoptimal 2000–6000 cfs
South Fork Boise River
ID · Gauge 13173630
—cfs
—optimal 500–3000 cfs
Priest River
ID · Gauge 12395000
300cfs
Lowoptimal 500–3000 cfs
Henry's Fork
ID · Gauge 13046000
1,810cfs
Optimaloptimal 600–2000 cfs
Salmon River
ID · Gauge 13310199
1,960cfs
Optimaloptimal 1400–4250 cfs
Rising (+120 cfs/hr)
Snake River
ID · Gauge 13310199
1,960cfs
Optimaloptimal 1400–4250 cfs
Rising (+120 cfs/hr)
Middle Fork Salmon River
ID · Gauge 13309220
978cfs
Optimaloptimal 725–2200 cfs
Saint Joe River
ID · Gauge 12415070
—cfs
—optimal cfs
Clearwater River
ID · Gauge 13341050
12,900cfs
Optimaloptimal 7000–21100 cfs
Owyhee River
ID · Gauge 13176400
33.4cfs
Lowoptimal 130–400 cfs
South Fork of the Snake River
ID · Gauge 13341050
12,900cfs
Optimaloptimal 7000–21100 cfs
Big Wood River
ID · Gauge 13139510
235cfs
Optimaloptimal 225–675 cfs
Bruneau River
ID · Gauge 13168500
29.9cfs
Lowoptimal 180–550 cfs
Blackfoot River
ID · Gauge 13066000
517cfs
Optimaloptimal 170–525 cfs
Snake River, Henry's Fork
ID · Gauge 13168500
29.9cfs
Lowoptimal 180–550 cfs
South Fork Owyhee River
ID · Gauge 13066000
517cfs
Optimaloptimal 170–525 cfs
Jarbidge River
ID · Gauge 13162225
5.71cfs
Lowoptimal 15–50 cfs
Sheep Creek
ID · Gauge 13162225
5.71cfs
Lowoptimal 15–50 cfs
Middle Fork Clearwater River
ID · Gauge 13337120
—cfs
—optimal cfs
North Fork Owyhee River
ID · Gauge 13177910
—cfs
—optimal cfs
Teton River
ID · Gauge 13055000
590cfs
Optimaloptimal 400–1250 cfs
Bear River
ID · Gauge 10086500
—cfs
—optimal 375–1150 cfs
Deep Creek
ID · Gauge 13055000
590cfs
Optimaloptimal 400–1250 cfs
Payette River, North Fork
ID · Gauge 10086500
—cfs
—optimal 375–1150 cfs
Payette River, South Fork
ID · Gauge 13235000
616cfs
Optimaloptimal 425–1250 cfs
Payette River
ID · Gauge 13246000
1,430cfs
Optimaloptimal 625–1900 cfs
West Fork Bruneau River
ID · Gauge 13235000
616cfs
Optimaloptimal 425–1250 cfs
Rogue River
OR · Gauge 14361500
1,190cfs
Optimaloptimal 1000–4000 cfs
Deschutes River
OR · Gauge 14092500
3,620cfs
Optimaloptimal 1500–5000 cfs
McKenzie River
OR · Gauge 14162500
1,870cfs
Optimaloptimal 600–3500 cfs
Illinois River
OR · Gauge 14377100
31.5cfs
Lowoptimal 800–3000 cfs
North Umpqua River
OR · Gauge 14317500
—cfs
—optimal 1000–4000 cfs
John Day River
OR · Gauge 14048000
55.4cfs
Lowoptimal 1000–5000 cfs
Clackamas River
OR · Gauge 14211000
—cfs
—optimal 800–4000 cfs
Sandy River
OR · Gauge 14142500
410cfs
Lowoptimal 500–3000 cfs
Willamette River
OR · Gauge 14174000
4,200cfs
Lowoptimal 7000–21100 cfs
Owyhee River
OR · Gauge 13181000
72.3cfs
Lowoptimal 450–1300 cfs
Umpqua River
OR · Gauge 14321000
855cfs
Optimaloptimal cfs
Umpqua River, South Fork
OR · Gauge 14312000
69.9cfs
Optimaloptimal cfs
Grande Ronde River
OR · Gauge 13333000
510cfs
Optimaloptimal cfs
White River
OR · Gauge 14101500
78.2cfs
Optimaloptimal cfs
Alsea River
OR · Gauge 14306500
91.3cfs
Optimaloptimal cfs
North Fork John Day River
OR · Gauge 14046000
62.7cfs
Optimaloptimal cfs
Salmon River
OR · Gauge 14306500
91.3cfs
Optimaloptimal cfs
Donner und Blitzen River
OR · Gauge 10396000
35cfs
Optimaloptimal cfs
Siuslaw River
OR · Gauge 14307620
128cfs
Optimaloptimal cfs
Crooked River
OR · Gauge 14087380
131cfs
Optimaloptimal cfs
Molalla River
OR · Gauge 14198500
—cfs
—optimal cfs
Quartzville Creek
OR · Gauge 14185865
18.3cfs
Optimaloptimal cfs
Wallowa River
OR · Gauge 14198500
—cfs
—optimal cfs
North Fork Owyhee River
OR · Gauge 14185865
18.3cfs
Optimaloptimal cfs
S. Fork Alsea River
OR · Gauge 14306500
91.3cfs
Optimaloptimal cfs
Table Rock Fork
OR · Gauge 455034118033100
—cfs
—optimal cfs
Elk River
OR · Gauge 14327250
—cfs
—optimal cfs
North Fork Rogue River
OR · Gauge 14328500
—cfs
—optimal cfs
Wenatchee River
WA · Gauge 12462500
996cfs
Lowoptimal 1500–5000 cfs
Methow River
WA · Gauge 12449950
624cfs
Lowoptimal 800–3500 cfs
Skagit River
WA · Gauge 12178000
3,930cfs
Lowoptimal 4000–15000 cfs
Rising slowly (+50 cfs/hr)
Skykomish River
WA · Gauge 12134500
641cfs
Lowoptimal 2500–7000 cfs
Sauk River
WA · Gauge 12189500
2,050cfs
Optimaloptimal 1500–7000 cfs
White Salmon River
WA · Gauge 14123500
527cfs
Optimaloptimal 500–2500 cfs
Tieton River
WA · Gauge 12492500
—cfs
—optimal 1500–3000 cfs
Green River
WA · Gauge 12113000
267cfs
Lowoptimal 500–3000 cfs
Columbia River — Hanford Reach
WA · Gauge 12472800
151,000cfs
Optimaloptimal 80000–200000 cfs
Falling fast (-2,000 cfs/hr)
Okanogan River
WA · Gauge 12446995
64.7cfs
Optimaloptimal 25–70 cfs
Grande Ronde River
WA · Gauge 13333000
510cfs
Optimaloptimal cfs
Klickitat River
WA · Gauge 14113000
759cfs
Lowoptimal 800–2350 cfs
Similkameen River
WA · Gauge 12442500
574cfs
Lowoptimal 1150–3450 cfs
Yakima River
WA · Gauge 12484500
3,700cfs
Highoptimal 1200–3650 cfs
Falling slowly (-30 cfs/hr)
Sultan River
WA · Gauge 12138160
307cfs
Lowoptimal 400–1150 cfs
Youghiogheny River✓
PA · Gauge 03076500
350cfs
Lowoptimal 1500–4000 cfs
Falling slowly (-33 cfs/hr)
Loyalsock Creek
PA · Gauge 01551850
—cfs
—optimal 400–2000 cfs
Pine Creek
PA · Gauge 01549700
181cfs
Lowoptimal 300–1500 cfs
Clarion River
PA · Gauge 03028500
362cfs
Lowoptimal 400–2000 cfs
Lehigh River
PA · Gauge 01451000
1,010cfs
Optimaloptimal 800–3500 cfs
Delaware River — Upper
PA · Gauge 01446700
—cfs
—optimal 2000–8000 cfs
Susquehanna River
PA · Gauge 01570500
8,760cfs
Optimaloptimal 5000–30000 cfs
Rising (+120 cfs/hr)
Schuylkill River
PA · Gauge 01474500
492cfs
Lowoptimal 500–3000 cfs
Juniata River
PA · Gauge 01567000
1,570cfs
Optimaloptimal 500–2500 cfs
Falling slowly (-40 cfs/hr)
Slippery Rock Creek
PA · Gauge 03106500
365cfs
Optimaloptimal 200–1500 cfs
Rising slowly (+44 cfs/hr)
Kiskiminetas River
PA · Gauge 03048500
—cfs
—optimal 800–3500 cfs
Tohickon Creek
PA · Gauge 01459500
11cfs
Lowoptimal 300–1500 cfs
Little Juniata River
PA · Gauge 01558000
171cfs
Optimaloptimal 100–400 cfs
Lackawaxen River
PA · Gauge 01431500
56cfs
Lowoptimal 200–800 cfs
Kettle Creek
PA · Gauge 01545000
61.7cfs
Lowoptimal 80–400 cfs
Allegheny River
PA · Gauge 03025500
4,280cfs
Optimaloptimal 1500–8000 cfs
Rising (+210 cfs/hr)
Penns Creek
PA · Gauge 01555000
133cfs
Lowoptimal 150–700 cfs
Spring Creek
PA · Gauge 01546500
91.4cfs
Optimaloptimal 60–250 cfs
Slate Run
PA · Gauge 01548500
143cfs
Optimaloptimal 50–250 cfs
Brodhead Creek
PA · Gauge 01442500
252cfs
Optimaloptimal 100–500 cfs
West Branch Susquehanna River
PA · Gauge 01541303
1,230cfs
Optimaloptimal 450–1350 cfs
Delaware River
PA · Gauge 01438500
2,880cfs
Lowoptimal 3000–8900 cfs
Rising fast (+310 cfs/hr)
North Branch Susquehanna River
PA · Gauge 01541303
1,230cfs
Optimaloptimal 450–1350 cfs
Kiski-Conemaugh River
PA · Gauge 01438500
2,880cfs
Lowoptimal 3000–8900 cfs
Rising fast (+310 cfs/hr)
French Creek
PA · Gauge 03023100
715cfs
Lowoptimal 825–2500 cfs
Raystown Branch Juniata River
PA · Gauge 01562000
222cfs
Lowoptimal 475–1400 cfs
Ohio River
PA · Gauge 03086001
—cfs
—optimal cfs
Middle Susquehanna River
PA · Gauge 03021890
—cfs
—optimal cfs
Swatara Creek
PA · Gauge 01573000
53.7cfs
Lowoptimal 300–875 cfs
Tidal Delaware River
PA · Gauge 01559790
—cfs
—optimal cfs
Conestoga River
PA · Gauge 01576500
138cfs
Lowoptimal 200–625 cfs
Conodoguinet Creek
PA · Gauge 01570000
148cfs
Lowoptimal 300–900 cfs
Loyalhanna Creek
PA · Gauge 03045000
71.3cfs
Lowoptimal 150–450 cfs
Yellow Breeches Creek
PA · Gauge 01571500
107cfs
Lowoptimal 150–450 cfs
Monogahela River
PA · Gauge 01576500
138cfs
Lowoptimal 200–625 cfs
Shenango River
PA · Gauge 03102500
252cfs
Highoptimal 70–225 cfs
Rising slowly (+40 cfs/hr)
Flathead River — Middle Fork
MT · Gauge 12358500
2,470cfs
Optimaloptimal 2000–8000 cfs
Gallatin River
MT · Gauge 06043500
659cfs
Optimaloptimal 600–3000 cfs
Blackfoot River
MT · Gauge 12340000
1,260cfs
Lowoptimal 1500–5000 cfs
Missouri River — Upper Missouri Breaks
MT · Gauge 06054500
2,750cfs
Optimaloptimal 5000–15000 cfs
Rising fast (+440 cfs/hr)
Stillwater River
MT · Gauge 06201800
—cfs
—optimal 800–3500 cfs
Yellowstone River
MT · Gauge 06192500
3,620cfs
Optimaloptimal 2000–15000 cfs
Clark Fork
MT · Gauge 12340500
2,470cfs
Optimaloptimal 2000–10000 cfs
Big Hole River
MT · Gauge 06024540
336cfs
Lowoptimal 500–3000 cfs
Madison River
MT · Gauge 06041000
1,130cfs
Optimaloptimal 800–3000 cfs
Missouri River
MT · Gauge 06054500
2,750cfs
Optimaloptimal cfs
Rising fast (+440 cfs/hr)
South Fork Flathead River
MT · Gauge 12359800
1,440cfs
Optimaloptimal 1050–3200 cfs
Middle Fork Flathead River
MT · Gauge 12355700
—cfs
—optimal cfs
North Fork Flathead River
MT · Gauge 12355500
2,450cfs
Optimaloptimal 1500–4450 cfs
Swan River
MT · Gauge 12370000
1,170cfs
Optimaloptimal 575–1750 cfs
Nolichucky River✓
TN · Gauge 03467609
1,500cfs
Optimaloptimal 600–3000 cfs
Obed Wild & Scenic River
TN · Gauge 03539800
—cfs
—optimal 400–2000 cfs
Hiwassee River
TN · Gauge 03566000
—cfs
—optimal 900–3500 cfs
Ocoee River✓
TN · Gauge 03559500
263cfs
Lowoptimal 1200–2500 cfs
Duck River
TN · Gauge 03599500
1,340cfs
Optimaloptimal 400–2500 cfs
Pigeon River
TN · Gauge 03461500
1,390cfs
Optimaloptimal 800–3000 cfs
Falling (-210 cfs/hr)
Elk River
TN · Gauge 03584500
—cfs
—optimal 300–2000 cfs
Caney Fork
TN · Gauge 03424860
6,210cfs
FLOODoptimal 200–1500 cfs
Tellico River
TN · Gauge 03518500
139cfs
Lowoptimal 300–1500 cfs
Holston River — South Holston Tailwater
TN · Gauge 03487650
—cfs
—optimal 300–2000 cfs
Abrams Creek
TN · Gauge 03518100
—cfs
—optimal 40–200 cfs
Citico Creek
TN · Gauge 03518400
—cfs
—optimal 30–180 cfs
Clinch River — Norris Tailwater
TN · Gauge 03534500
—cfs
—optimal 300–2500 cfs
Hatchie River
TN · Gauge 07029500
401cfs
Lowoptimal 1200–3650 cfs
French Broad River
TN · Gauge 03455000
1,720cfs
Optimaloptimal 1500–4550 cfs
Falling slowly (-60 cfs/hr)
Tennessee River
TN · Gauge 07029500
401cfs
Lowoptimal 1200–3650 cfs
Wolf River
TN · Gauge 07030500
262cfs
Lowoptimal 350–1000 cfs
Harpeth River
TN · Gauge 03433500
704cfs
Optimaloptimal 300–925 cfs
Rising (+187 cfs/hr)
Clinch River
TN · Gauge 07030500
262cfs
Lowoptimal 350–1000 cfs
Holston River
TN · Gauge 03490000
364cfs
Lowoptimal 475–1400 cfs
Big South Fork Cumberland River
TN · Gauge 03433500
704cfs
Optimaloptimal 300–925 cfs
Rising (+187 cfs/hr)
South Fork Holston River
TN · Gauge 03490000
364cfs
Lowoptimal 475–1400 cfs
Buffalo River
TN · Gauge 03604000
426cfs
Optimaloptimal 375–1150 cfs
Little River
TN · Gauge 03498500
270cfs
Lowoptimal 275–800 cfs
Clear Fork
TN · Gauge 03409500
178cfs
Lowoptimal 250–750 cfs
Obed River
TN · Gauge 03539800
—cfs
—optimal 525–1550 cfs
New River
TN · Gauge 03408500
254cfs
Lowoptimal 375–1150 cfs
Clear Creek
TN · Gauge 03539778
196cfs
Optimaloptimal 160–475 cfs
Daddys Creek
TN · Gauge 03539600
157cfs
Optimaloptimal 140–400 cfs
American River — South Fork✓
CA · Gauge 11446500
4,490cfs
Highoptimal 800–4000 cfs
Rising slowly (+40 cfs/hr)
Tuolumne River
CA · Gauge 11274790
165cfs
Lowoptimal 300–2500 cfs
Kern River
CA · Gauge 11189500
17.9cfs
Lowoptimal 400–2500 cfs
Trinity River
CA · Gauge 11530000
714cfs
Optimaloptimal 600–3500 cfs
Merced River
CA · Gauge 11264500
118cfs
Lowoptimal 600–3000 cfs
Klamath River
CA · Gauge 11530500
2,660cfs
Optimaloptimal 1000–6000 cfs
Stanislaus River
CA · Gauge 11302000
—cfs
—optimal 500–3000 cfs
Eel River
CA · Gauge 11477000
219cfs
Lowoptimal 1000–5000 cfs
Sacramento River
CA · Gauge 11377100
13,200cfs
Optimaloptimal 5000–15000 cfs
Rising slowly (+100 cfs/hr)
Yuba River
CA · Gauge 11421000
539cfs
Optimaloptimal 800–3000 cfs
Cache Creek
CA · Gauge 11451800
631cfs
Optimaloptimal 300–1500 cfs
Mokelumne River
CA · Gauge 11319500
—cfs
—optimal 500–2000 cfs
Smith River
CA · Gauge 11532500
298cfs
Lowoptimal 1000–5000 cfs
Feather River
CA · Gauge 11407000
—cfs
—optimal 800–3500 cfs
Russian River
CA · Gauge 11464000
100cfs
Lowoptimal 200–1500 cfs
Kings River
CA · Gauge 11221500
—cfs
—optimal 1000–4000 cfs
Napa River
CA · Gauge 11458000
5.83cfs
Lowoptimal 50–300 cfs
Truckee River
CA · Gauge 10346000
555cfs
Optimaloptimal 200–1500 cfs
Salmon River
CA · Gauge 11522500
265cfs
Lowoptimal 800–3000 cfs
Pit River
CA · Gauge 11365000
—cfs
—optimal 500–2500 cfs
Middle Fork Feather River
CA · Gauge 11394000
—cfs
—optimal cfs
South Fork Trinity River
CA · Gauge 11527000
568cfs
Optimaloptimal cfs
Middle Fork Eel River
CA · Gauge 11473900
31cfs
Optimaloptimal cfs
Middle Fork Kings River
CA · Gauge 365543118444001
—cfs
—optimal cfs
East Fork Carson River
CA · Gauge 10308201
—cfs
—optimal cfs
Mattole River
CA · Gauge 11469000
34.1cfs
Lowoptimal 625–1850 cfs
North Fork American River
CA · Gauge 11427000
79.2cfs
Lowoptimal 400–1200 cfs
Stone Lakes
CA · Gauge 11469000
34.1cfs
Lowoptimal 625–1850 cfs
Scott River
CA · Gauge 11519500
27.2cfs
Lowoptimal 300–900 cfs
South Fork American River
CA · Gauge 11519500
27.2cfs
Lowoptimal 300–900 cfs
South Fork Eel River
CA · Gauge 11476500
40.4cfs
Optimaloptimal cfs
South Fork Kings River
CA · Gauge 11212500
—cfs
—optimal cfs
Clear Creek
CA · Gauge 11372000
135cfs
Optimaloptimal 100–300 cfs
New River
CA · Gauge 11372000
135cfs
Optimaloptimal 100–300 cfs
North Fork Feather River
CA · Gauge 11404500
—cfs
—optimal cfs
South Fork Yuba River
CA · Gauge 11421000
539cfs
Optimaloptimal cfs
North Fork Smith River
CA · Gauge 11531500
—cfs
—optimal cfs
North Fork Trinity River
CA · Gauge 11525500
450cfs
Optimaloptimal cfs
South Fork Merced River
CA · Gauge 11266500
115cfs
Optimaloptimal cfs
Middle Fork Smith River
CA · Gauge 11531000
—cfs
—optimal cfs
South Fork Smith River
CA · Gauge 11532000
—cfs
—optimal cfs
American River
CA · Gauge 11446700
—cfs
—optimal cfs
Shasta River
CA · Gauge 11517500
50.4cfs
Lowoptimal 90–275 cfs
North Fork Eel River
CA · Gauge 11446700
—cfs
—optimal cfs
North Fork Mokelumne
CA · Gauge 11517500
50.4cfs
Lowoptimal 90–275 cfs
Canyon Creek
CA · Gauge 11414410
—cfs
—optimal cfs
Van Duzen River
CA · Gauge 11478500
12.5cfs
Lowoptimal 425–1250 cfs
James River
VA · Gauge 02037500
1,320cfs
Lowoptimal 2000–8000 cfs
Shenandoah River
VA · Gauge 01636500
841cfs
Optimaloptimal 500–4000 cfs
Rappahannock River
VA · Gauge 01668000
189cfs
Lowoptimal 600–3500 cfs
New River — Virginia
VA · Gauge 03168000
1,080cfs
Lowoptimal 1500–6000 cfs
Russell Fork✓
VA · Gauge 03208500
—cfs
—optimal 800–1500 cfs
Maury River
VA · Gauge 02024000
93.1cfs
Lowoptimal 300–2000 cfs
Jackson River
VA · Gauge 02012500
—cfs
—optimal 200–1000 cfs
Potomac River — South Branch
VA · Gauge 01608500
379cfs
Optimaloptimal 300–2000 cfs
Clinch River
VA · Gauge 03524000
449cfs
Optimaloptimal 300–1500 cfs
Rapidan River
VA · Gauge 01667500
61.5cfs
Lowoptimal 200–1200 cfs
Mossy Creek
VA · Gauge 01620850
—cfs
—optimal 20–120 cfs
Jackson River — Lake Moomaw Tailwater
VA · Gauge 02012500
—cfs
—optimal 300–1500 cfs
South River — Waynesboro
VA · Gauge 01626000
27.6cfs
Lowoptimal 50–300 cfs
Virginia Seaside Water Trail
VA · Gauge 370741075565800
—cfs
—optimal cfs
Mathews County Blueways
VA · Gauge
—cfs
—optimal cfs
Pigg River
VA · Gauge 02058400
122cfs
Lowoptimal 190–575 cfs
Rising slowly (+32 cfs/hr)
Meherrin River Trail
VA · Gauge 02058400
122cfs
Lowoptimal 190–575 cfs
Rising slowly (+32 cfs/hr)
Mattaponi and Pamunkey Rivers Trail
VA · Gauge 01674000
43cfs
Optimaloptimal cfs
Dan River
VA · Gauge 02075045
562cfs
Lowoptimal 1150–3400 cfs
Upper James River Water Trail
VA · Gauge 02075045
562cfs
Lowoptimal 1150–3400 cfs
Rivanna River Water Trail
VA · Gauge 02033000
—cfs
—optimal cfs
Appomattox River
VA · Gauge 02041650
202cfs
Lowoptimal 625–1850 cfs
Rappahannock River Water Trail
VA · Gauge 01661840
—cfs
—optimal cfs
Suffolk Blue Water Trail
VA · Gauge
—cfs
—optimal cfs
Occoquan Water Trail
VA · Gauge 01656697
—cfs
—optimal cfs
Buggs Island- Beechwood Flats Water Trail
VA · Gauge
—cfs
—optimal cfs
Chickahominy Water Trail
VA · Gauge 02042260
—cfs
—optimal cfs
South Fork Shenandoah
VA · Gauge 01628500
296cfs
Lowoptimal 525–1550 cfs
Maury River Water Trail
VA · Gauge 02021500
38.6cfs
Optimaloptimal cfs
Johns Creek
VA · Gauge 02017500
31.4cfs
Lowoptimal 70–200 cfs
Cumberland River — Big South Fork
KY · Gauge 03410600
—cfs
—optimal 500–3000 cfs
Red River Gorge
KY · Gauge 03283500
100cfs
Lowoptimal 200–1500 cfs
Green River
KY · Gauge 03308500
3,380cfs
FLOODoptimal 300–1200 cfs
Rising (+150 cfs/hr)
Rockcastle River
KY · Gauge 03406500
279cfs
Lowoptimal 300–1500 cfs
South Elkhorn Creek
KY · Gauge 03287700
—cfs
—optimal 200–1000 cfs
Kentucky River
KY · Gauge 03284000
1,480cfs
Optimaloptimal 500–5000 cfs
Licking River
KY · Gauge 03253000
3,650cfs
Highoptimal 300–3000 cfs
Rising fast (+310 cfs/hr)
Russell Creek
KY · Gauge 03307000
690cfs
Highoptimal 100–600 cfs
Falling slowly (-78 cfs/hr)
Cumberland River — Wolf Creek Tailwater
KY · Gauge 03401000
277cfs
Lowoptimal 500–4000 cfs
Rising slowly (+38 cfs/hr)
Hatchery Creek
KY · Gauge
—cfs
—optimal 15–60 cfs
Slate Creek
KY · Gauge 03250190
23.7cfs
Lowoptimal 70–200 cfs
Cumberland River
KY · Gauge 03404500
1,890cfs
Optimaloptimal 1700–5200 cfs
Gasper River
KY · Gauge 03250190
23.7cfs
Lowoptimal 70–200 cfs
Trammel Fork
KY · Gauge 03404500
1,890cfs
Optimaloptimal 1700–5200 cfs
South Fork Licking River
KY · Gauge 03252500
236cfs
Lowoptimal 375–1150 cfs
Upper Green River
KY · Gauge 03252500
236cfs
Lowoptimal 375–1150 cfs
Little South Fork Cumberland River
KY · Gauge 03404000
1,310cfs
Optimaloptimal cfs
Barren River
KY · Gauge 03313000
—cfs
—optimal 775–2300 cfs
Buck Creek
KY · Gauge 03407500
506cfs
Highoptimal 140–425 cfs
Falling slowly (-50 cfs/hr)
West Fork Drakes Creek
KY · Gauge 03313700
1,800cfs
FLOODoptimal 100–300 cfs
Rising fast (+620 cfs/hr)
Tygarts Creek
KY · Gauge 03217000
106cfs
Lowoptimal 160–475 cfs
Red River
KY · Gauge 03282500
14.2cfs
Lowoptimal 45–140 cfs
Elkhorn Creek
KY · Gauge 03289500
252cfs
Lowoptimal 350–1050 cfs
Russell Fork
KY · Gauge 03209410
—cfs
—optimal cfs
Nantahala River✓
NC · Gauge 03504000
144cfs
Lowoptimal 600–1200 cfs
Chattooga River✓
NC · Gauge 02177000
219cfs
Lowoptimal 500–2000 cfs
French Broad River
NC · Gauge 03451500
852cfs
Optimaloptimal 800–4000 cfs
Green River Narrows✓
NC · Gauge 02150000
—cfs
—optimal 200–600 cfs
Watauga River
NC · Gauge 03479000
51cfs
Lowoptimal 200–800 cfs
Nolichucky River — NC Section
NC · Gauge 03464500
—cfs
—optimal 400–2000 cfs
Tuckasegee River
NC · Gauge 03513000
958cfs
Optimaloptimal 300–2000 cfs
Falling slowly (-72 cfs/hr)
Linville River
NC · Gauge 02138500
94.5cfs
Lowoptimal 200–1000 cfs
Davidson River
NC · Gauge 03441000
41.6cfs
Lowoptimal 50–250 cfs
Upper Nantahala
NC · Gauge 03504000
144cfs
Lowoptimal 400–1500 cfs
Little Tennessee River
NC · Gauge 03503000
417cfs
Lowoptimal 500–2500 cfs
Roanoke River
NC · Gauge 02080500
3,210cfs
Optimaloptimal 1000–5000 cfs
Falling fast (-2,110 cfs/hr)
Cape Fear River
NC · Gauge 02105500
938cfs
Lowoptimal 1000–5000 cfs
Neuse River
NC · Gauge 02087530
—cfs
—optimal 800–3000 cfs
Haw River
NC · Gauge 02096500
503cfs
Optimaloptimal 300–1500 cfs
Falling slowly (-54 cfs/hr)
Hazel Creek
NC · Gauge 03514000
—cfs
—optimal 40–250 cfs
Wilson Creek
NC · Gauge 02140510
—cfs
—optimal 100–500 cfs
South Toe River
NC · Gauge 03463300
86cfs
Optimaloptimal 60–350 cfs
Fontana Lake
NC · Gauge
—cfs
—optimal cfs
Persimmon Lake
NC · Gauge
—cfs
—optimal cfs
Chatuge Lake
NC · Gauge
—cfs
—optimal cfs
Hiwassee River
NC · Gauge 03544970
35.5cfs
Lowoptimal 60–190 cfs
Lumber River
NC · Gauge 02134170
113cfs
Lowoptimal 350–1100 cfs
Lake Santeelah
NC · Gauge 02134170
113cfs
Lowoptimal 350–1100 cfs
Valley River
NC · Gauge 03550000
110cfs
Lowoptimal 130–375 cfs
Apalachia Lake
NC · Gauge
—cfs
—optimal cfs
Lake Glenville
NC · Gauge
—cfs
—optimal cfs
New River
NC · Gauge 03161000
245cfs
Optimaloptimal 225–650 cfs
Cashie River
NC · Gauge 0208111310
0cfs
Lowoptimal 50–160 cfs
Nantahala Lake
NC · Gauge 03161000
245cfs
Optimaloptimal 225–650 cfs
Oconaluftee River
NC · Gauge 03512000
318cfs
Optimaloptimal 250–775 cfs
Cheoah River
NC · Gauge 03515633
—cfs
—optimal 110–325 cfs
West Fork Tuckasegee River
NC · Gauge 03512000
318cfs
Optimaloptimal 250–775 cfs
Green River
NC · Gauge 02149702
—cfs
—optimal cfs
Nolichucky River
NC · Gauge 03465500
—cfs
—optimal 700–2100 cfs
Colorado River — Grand Canyon✓
AZ · Gauge 09380000
8,770cfs
Optimaloptimal 8000–25000 cfs
Rising (+180 cfs/hr)
Salt River Canyon
AZ · Gauge 09498500
1,140cfs
Optimaloptimal 800–4000 cfs
Falling fast (-510 cfs/hr)
Verde River
AZ · Gauge 09504000
72.7cfs
Lowoptimal 300–2000 cfs
Oak Creek
AZ · Gauge 09504420
33.6cfs
Lowoptimal 50–300 cfs
Black River
AZ · Gauge 09490500
44.1cfs
Lowoptimal 200–1500 cfs
Gila River — Gila Box
AZ · Gauge 09448500
205cfs
Lowoptimal 300–2000 cfs
San Francisco River
AZ · Gauge 09444500
247cfs
Optimaloptimal 100–800 cfs
Fossil Creek
AZ · Gauge 09507480
50.4cfs
Optimaloptimal 40–200 cfs
Snake River — Snake River Canyon✓
WY · Gauge 13022500
7,280cfs
Optimaloptimal 4000–12000 cfs
Falling slowly (-50 cfs/hr)
Green River — Flaming Gorge
WY · Gauge 09217000
460cfs
Lowoptimal 800–3500 cfs
North Platte River — Northgate Canyon
WY · Gauge 06620000
124cfs
Lowoptimal 600–3000 cfs
Wind River
WY · Gauge 06228000
47cfs
Lowoptimal 500–3000 cfs
Shoshone River
WY · Gauge 06285100
576cfs
Lowoptimal 800–4000 cfs
Hoback River
WY · Gauge 13019500
424cfs
Lowoptimal 500–3000 cfs
Clarks Fork Yellowstone
WY · Gauge 06207500
1,700cfs
Optimaloptimal 800–3000 cfs
Falling slowly (-40 cfs/hr)
Greys River
WY · Gauge 13023000
408cfs
Optimaloptimal 300–2000 cfs
North Platte River
WY · Gauge 06625650
—cfs
—optimal cfs
Bighorn River
WY · Gauge 06274300
662cfs
Lowoptimal 850–2550 cfs
Snake River
WY · Gauge 13013650
6,330cfs
Highoptimal 1400–4200 cfs
Clarks Fork of The Yellowstone River
WY · Gauge 06274300
662cfs
Lowoptimal 850–2550 cfs
Encampment River
WY · Gauge 06623800
32.9cfs
Lowoptimal 60–170 cfs
North Fork Shoshone River
WY · Gauge 06279940
1,040cfs
Optimaloptimal 450–1300 cfs
Rising slowly (+30 cfs/hr)
Green River — Desolation Canyon
UT · Gauge 09315000
2,200cfs
Optimaloptimal 2000–10000 cfs
Falling slowly (-60 cfs/hr)
San Juan River
UT · Gauge 09379500
681cfs
Lowoptimal 1000–4000 cfs
Colorado River — Cataract Canyon
UT · Gauge 09180500
1,490cfs
Lowoptimal 5000–30000 cfs
Provo River
UT · Gauge 10155500
247cfs
Optimaloptimal 200–1000 cfs
Weber River
UT · Gauge 10128500
103cfs
Lowoptimal 300–2000 cfs
Logan River
UT · Gauge 10109000
92.4cfs
Lowoptimal 100–600 cfs
Dolores River
UT · Gauge 09180000
18.7cfs
Lowoptimal 800–5000 cfs
Colorado River — Westwater Canyon
UT · Gauge 09163500
2,290cfs
Lowoptimal 3000–15000 cfs
Falling slowly (-30 cfs/hr)
Green River
UT · Gauge 09314700
2,020cfs
Optimaloptimal cfs
Colorado River
UT · Gauge 09180500
1,490cfs
Lowoptimal 3450–10400 cfs
Escalante River
UT · Gauge 09337500
0.12cfs
Lowoptimal 5–15 cfs
Dirty Devil River
UT · Gauge 09333500
51.6cfs
Optimaloptimal 50–150 cfs
White River
UT · Gauge 09306500
91.2cfs
Lowoptimal 325–1000 cfs
Muddy Creek
UT · Gauge 09332100
8.48cfs
Lowoptimal 15–45 cfs
Price River
UT · Gauge 09314500
4.33cfs
Lowoptimal 50–150 cfs
North Fork Virgin River
UT · Gauge 09405500
44.2cfs
Lowoptimal 50–140 cfs
San Rafael River
UT · Gauge 09328000
2.86cfs
Lowoptimal 70–200 cfs
Rio Grande — Taos Box
NM · Gauge 08276500
141cfs
Lowoptimal 800–3000 cfs
Rio Chama
NM · Gauge 08284100
17cfs
Lowoptimal 300–1500 cfs
Gila River
NM · Gauge 09430500
58.6cfs
Lowoptimal 100–800 cfs
Pecos River
NM · Gauge 08382650
4.41cfs
Lowoptimal 100–600 cfs
Red River
NM · Gauge 08266820
23.2cfs
Lowoptimal 100–500 cfs
San Antonio Creek
NM · Gauge 354943106384110
—cfs
—optimal 30–200 cfs
Canadian River
NM · Gauge 07211500
0cfs
Lowoptimal 100–800 cfs
Jemez River
NM · Gauge 08324000
16.5cfs
Lowoptimal 50–300 cfs
Rio Grande
NM · Gauge 08276500
141cfs
Lowoptimal 350–1100 cfs
Penobscot River — West Branch
ME · Gauge 01029500
528cfs
Lowoptimal 1500–4000 cfs
Allagash Wilderness Waterway
ME · Gauge 01011100
—cfs
—optimal 300–1200 cfs
Kennebec River — The Forks✓
ME · Gauge 01029200
22.3cfs
Lowoptimal 2000–8000 cfs
Dead River
ME · Gauge 01045000
—cfs
—optimal 2000–6000 cfs
St. Croix River
ME · Gauge 01021000
871cfs
Optimaloptimal 500–3000 cfs
Rapid River
ME · Gauge
—cfs
—optimal 400–1500 cfs
Machias River
ME · Gauge 01021500
—cfs
—optimal 300–1500 cfs
Seboeis River
ME · Gauge 01029200
22.3cfs
Lowoptimal 300–1500 cfs
Northern Forest Canoe Trail
ME · Gauge 01021960
—cfs
—optimal cfs
Allagash River
ME · Gauge 01011000
495cfs
Lowoptimal 975–2950 cfs
Kennebec River
ME · Gauge 01042500
459cfs
Lowoptimal 1350–4050 cfs
West Branch Penobscot River
ME · Gauge 01042500
459cfs
Lowoptimal 1350–4050 cfs
Hudson River Gorge✓
NY · Gauge 01315500
339cfs
Lowoptimal 2500–8000 cfs
Falling slowly (-38 cfs/hr)
Black River
NY · Gauge 04260500
1,480cfs
Optimaloptimal 800–4000 cfs
Falling slowly (-30 cfs/hr)
Salmon River
NY · Gauge 04250200
260cfs
Lowoptimal 750–2500 cfs
Moose River — Bottom Moose
NY · Gauge 04252500
—cfs
—optimal 500–2500 cfs
Delaware River — Upper
NY · Gauge 01427510
1,540cfs
Optimaloptimal 1500–8000 cfs
Rising slowly (+40 cfs/hr)
Esopus Creek
NY · Gauge 01362500
459cfs
Optimaloptimal 300–2000 cfs
Sacandaga River
NY · Gauge 01321000
70.8cfs
Lowoptimal 500–3000 cfs
Raquette River
NY · Gauge 04266500
570cfs
Optimaloptimal 500–3000 cfs
Rising slowly (+49 cfs/hr)
Beaverkill River
NY · Gauge 01420500
946cfs
Highoptimal 100–500 cfs
Falling slowly (-52 cfs/hr)
Mohawk River
NY · Gauge 01355475
—cfs
—optimal 500–4000 cfs
Genesee River
NY · Gauge 04231600
1,890cfs
Optimaloptimal 400–2500 cfs
West Branch Ausable River
NY · Gauge 04275500
241cfs
Optimaloptimal 150–800 cfs
Willowemoc Creek
NY · Gauge 01419500
273cfs
Optimaloptimal 80–400 cfs
Neversink River
NY · Gauge 01435000
541cfs
Highoptimal 60–400 cfs
Hudson River
NY · Gauge 01335754
2,650cfs
Lowoptimal 4100–12200 cfs
Rising slowly (+60 cfs/hr)
Northern Forest Canoe Trail
NY · Gauge 01335754
2,650cfs
Lowoptimal 4100–12200 cfs
Rising slowly (+60 cfs/hr)
Moose River
NY · Gauge 04254500
—cfs
—optimal 400–1200 cfs
Beaver River
NY · Gauge 04258000
395cfs
Optimaloptimal 325–950 cfs
Mongaup River
NY · Gauge 01433500
211cfs
Optimaloptimal 180–525 cfs
Chattooga River — Georgia Section
GA · Gauge 02177000
219cfs
Lowoptimal 500–2000 cfs
Chattahoochee River — Metro Atlanta
GA · Gauge 02336000
1,110cfs
Optimaloptimal 750–2500 cfs
Toccoa River
GA · Gauge 03559000
—cfs
—optimal 300–1200 cfs
Oconee River
GA · Gauge 02218300
247cfs
Lowoptimal 500–3000 cfs
Etowah River
GA · Gauge 02392000
368cfs
Optimaloptimal 300–2000 cfs
Amicalola Creek
GA · Gauge 02390000
74.4cfs
Lowoptimal 200–1000 cfs
Broad River
GA · Gauge 02191300
271cfs
Lowoptimal 300–2000 cfs
Coosawattee River
GA · Gauge 02383500
451cfs
Optimaloptimal 200–1500 cfs
Tallulah River
GA · Gauge 02178400
78.2cfs
Lowoptimal 500–900 cfs
Ocmulgee River
GA · Gauge 02215260
2,510cfs
Optimaloptimal 2300–6900 cfs
Satilla River
GA · Gauge 02228000
364cfs
Lowoptimal 1100–3250 cfs
Altahama River
GA · Gauge 02215260
2,510cfs
Optimaloptimal 2300–6900 cfs
Suwannee River
GA · Gauge 02314495
—cfs
—optimal cfs
Chattahoochee River
GA · Gauge 02334401
—cfs
—optimal cfs
Generals Cut
GA · Gauge 02314495
—cfs
—optimal cfs
Yellow River
GA · Gauge 02207300
—cfs
—optimal cfs
West Chickamauga Creek
GA · Gauge 03567340
48.5cfs
Lowoptimal 140–425 cfs
Tallapoosa River
GA · Gauge 02411930
100cfs
Lowoptimal 160–475 cfs
St. Croix River
MN · Gauge 05340500
2,320cfs
Optimaloptimal 2,000–8,000 cfs
Falling slowly (-40 cfs/hr)
Boundary Waters — Kawishiwi River
MN · Gauge 05124480
58.6cfs
Lowoptimal 200–800 cfs
Kettle River
MN · Gauge 05336700
144cfs
Lowoptimal 400–2,500 cfs
St. Louis River
MN · Gauge 04024000
581cfs
Lowoptimal 1,000–5,000 cfs
Falling slowly (-34 cfs/hr)
Crow Wing River
MN · Gauge 05244000
167cfs
Lowoptimal 300–1,500 cfs
Root River
MN · Gauge 05385000
1,220cfs
Highoptimal 200–1200 cfs
Cloquet River
MN · Gauge 04023000
—cfs
—optimal 300–2000 cfs
Cannon River
MN · Gauge 05355200
964cfs
Optimaloptimal 200–1500 cfs
Whitewater River
MN · Gauge 05376500
—cfs
—optimal 30–200 cfs
Zumbro River
MN · Gauge 05374500
—cfs
—optimal 200–1500 cfs
Mississippi River
MN · Gauge 05227500
718cfs
Lowoptimal 1450–4400 cfs
Red River of the North
MN · Gauge 05227500
718cfs
Lowoptimal 1450–4400 cfs
Minnesota River
MN · Gauge 05316580
1,540cfs
Lowoptimal 1600–4750 cfs
Red Lake River
MN · Gauge 05078500
82.4cfs
Lowoptimal 170–525 cfs
Lake Superior
MN · Gauge 05316580
1,540cfs
Lowoptimal 1600–4750 cfs
Big Fork River
MN · Gauge 05132000
90.3cfs
Lowoptimal 375–1100 cfs
Otter Tail River
MN · Gauge 05030500
322cfs
Optimaloptimal 225–650 cfs
Des Moines River
MN · Gauge 05476590
252cfs
Lowoptimal 525–1600 cfs
Little Fork River
MN · Gauge 05132000
90.3cfs
Lowoptimal 375–1100 cfs
Rum River
MN · Gauge 05286000
358cfs
Optimaloptimal 325–1000 cfs
Crow River, North Fork
MN · Gauge 05476590
252cfs
Lowoptimal 525–1600 cfs
Sauk River
MN · Gauge 05286000
358cfs
Optimaloptimal 325–1000 cfs
Blue Earth River
MN · Gauge 05320000
590cfs
Lowoptimal 600–1800 cfs
Snake River
MN · Gauge 05338500
453cfs
Optimaloptimal 325–975 cfs
Crow River, South Fork
MN · Gauge 05320000
590cfs
Lowoptimal 600–1800 cfs
Long Prairie River
MN · Gauge 05245100
115cfs
Optimaloptimal 90–275 cfs
Redwood River
MN · Gauge 05315000
12.4cfs
Lowoptimal 40–130 cfs
Cottonwood River
MN · Gauge 05317000
147cfs
Lowoptimal 225–650 cfs
Pine River
MN · Gauge 05245100
115cfs
Optimaloptimal 90–275 cfs
Chippewa River
MN · Gauge 05304500
487cfs
Optimaloptimal 225–675 cfs
Vermilion River
MN · Gauge 05129115
131cfs
Lowoptimal 300–925 cfs
Watonwan River
MN · Gauge 05319500
105cfs
Lowoptimal 225–675 cfs
Straight River
MN · Gauge 05353800
658cfs
Highoptimal 170–500 cfs
Pomme de Terre River
MN · Gauge 05129115
131cfs
Lowoptimal 300–925 cfs
Cedar River
MN · Gauge 05457000
763cfs
Highoptimal 140–425 cfs
Zumbro River, North Branch
MN · Gauge 05353800
658cfs
Highoptimal 170–500 cfs
Zumbro River, Middle Fork
MN · Gauge 05457000
763cfs
Highoptimal 140–425 cfs
Zumbro River, South Branch
MN · Gauge 05372995
152cfs
Optimaloptimal 120–350 cfs
Wolf River
WI · Gauge 04074950
229cfs
Lowoptimal 600–3,000 cfs
Namekagon River
WI · Gauge 05332000
—cfs
—optimal 200–800 cfs
Peshtigo River
WI · Gauge 04069500
11.4cfs
Lowoptimal 800–3,000 cfs
Flambeau River
WI · Gauge 05359500
151cfs
Lowoptimal 600–3,000 cfs
Kickapoo River
WI · Gauge 05408000
207cfs
Optimaloptimal 200–1,200 cfs
Black River
WI · Gauge 05381000
82.3cfs
Lowoptimal 300–3000 cfs
Pine River
WI · Gauge 04064000
—cfs
—optimal 200–1000 cfs
Wisconsin River
WI · Gauge 05400800
—cfs
—optimal 2000–15000 cfs
Bois Brule River
WI · Gauge 04025500
108cfs
Optimaloptimal 100–500 cfs
Menominee River
WI · Gauge 04067500
1,790cfs
Optimaloptimal 500–3500 cfs
Milwaukee River
WI · Gauge 04087000
79.4cfs
Lowoptimal 80–500 cfs
Fox River
WI · Gauge 04073365
482cfs
Lowoptimal 500–1450 cfs
Lake Superior
WI · Gauge
—cfs
—optimal cfs
Baraboo River
WI · Gauge 05404129
—cfs
—optimal 150–450 cfs
Rock River
WI · Gauge 05424057
137cfs
Lowoptimal 200–600 cfs
Totagatic River
WI · Gauge 05333067
—cfs
—optimal cfs
Sugar River
WI · Gauge 05436500
271cfs
Optimaloptimal 200–600 cfs
Brule River
WI · Gauge 04060993
205cfs
Optimaloptimal 170–525 cfs
Tomahawk River
WI · Gauge 05391000
410cfs
Optimaloptimal 325–1000 cfs
Sheboygan River
WI · Gauge 04086000
59.4cfs
Lowoptimal 150–450 cfs
Montreal River
WI · Gauge 04060993
205cfs
Optimaloptimal 170–525 cfs
Manitowish River
WI · Gauge 05357335
48.8cfs
Optimaloptimal 35–100 cfs
South Fork Flambeau River
WI · Gauge 05359500
151cfs
Lowoptimal 325–950 cfs
Popple River
WI · Gauge 04063700
37.3cfs
Lowoptimal 60–170 cfs
Yahara River
WI · Gauge 05428500
78.7cfs
Lowoptimal 90–250 cfs
Eau Claire River
WI · Gauge 05397500
89cfs
Lowoptimal 130–375 cfs
Red River
WI · Gauge 04077630
117cfs
Optimaloptimal 70–200 cfs
White River
WI · Gauge 04027500
188cfs
Optimaloptimal 140–425 cfs
Red Cedar River
WI · Gauge 05367500
560cfs
Optimaloptimal 400–1250 cfs
St. Croix River
WI · Gauge 04077630
117cfs
Optimaloptimal 70–200 cfs
North Fork Flambeau River
WI · Gauge 04027500
188cfs
Optimaloptimal 140–425 cfs
Pike River
WI · Gauge 04066500
111cfs
Optimaloptimal 110–325 cfs
Chippewa River
WI · Gauge 05365500
1,370cfs
Lowoptimal 2650–7900 cfs
Upper Iowa River
IA · Gauge 05388250
1,040cfs
Optimaloptimal 300–2,000 cfs
Yellow River State Forest
IA · Gauge 05389000
141cfs
Optimaloptimal 100–600 cfs
Maquoketa River
IA · Gauge 05418500
2,360cfs
Optimaloptimal 400–2,500 cfs
Cedar River
IA · Gauge 05464500
8,220cfs
Highoptimal 500–4,000 cfs
Rising fast (+340 cfs/hr)
Des Moines River
IA · Gauge 05481650
3,840cfs
Optimaloptimal 1,000–8,000 cfs
Wapsipinicon River
IA · Gauge 05421000
1,210cfs
Optimaloptimal 200–1,500 cfs
Turkey River
IA · Gauge 05412500
3,060cfs
Highoptimal 200–1,500 cfs
Falling slowly (-40 cfs/hr)
Volga River
IA · Gauge 05412400
1,430cfs
Highoptimal 100–600 cfs
Falling slowly (-30 cfs/hr)
Iowa River
IA · Gauge 05451770
1,340cfs
Optimaloptimal 800–2350 cfs
Mississippi River
IA · Gauge 05451770
1,340cfs
Optimaloptimal 800–2350 cfs
Little Sioux River
IA · Gauge 06605850
288cfs
Lowoptimal 425–1300 cfs
Missouri River
IA · Gauge 06610000
28,800cfs
Optimaloptimal 17100–51400 cfs
Rising slowly (+100 cfs/hr)
North Raccoon River
IA · Gauge 05482430
—cfs
—optimal cfs
South Skunk River
IA · Gauge 05471050
2,890cfs
FLOODoptimal 325–975 cfs
Falling slowly (-70 cfs/hr)
Big Sioux River
IA · Gauge 06483950
947cfs
Lowoptimal 1350–4100 cfs
East Nishnabotna River
IA · Gauge 06809210
88.9cfs
Lowoptimal 140–425 cfs
East Fork Des Moines River
IA · Gauge 05478265
237cfs
Lowoptimal 300–925 cfs
North River
IA · Gauge 05486000
648cfs
Highoptimal 100–300 cfs
North Skunk River
IA · Gauge 05472500
286cfs
Optimaloptimal 250–775 cfs
Skunk River
IA · Gauge 05478265
237cfs
Lowoptimal 300–925 cfs
Middle River
IA · Gauge 05486490
335cfs
Optimaloptimal 150–450 cfs
West Nishnabotna River
IA · Gauge 06807410
180cfs
Optimaloptimal 180–525 cfs
Boone River
IA · Gauge 05480820
55.6cfs
Lowoptimal 170–500 cfs
North Fork Maquoketa River
IA · Gauge 05418400
441cfs
Optimaloptimal 225–700 cfs
Grand River
IA · Gauge 05480820
55.6cfs
Lowoptimal 170–500 cfs
Little Cedar River
IA · Gauge 05458000
332cfs
Highoptimal 110–325 cfs
South Raccoon River
IA · Gauge 05484000
185cfs
Lowoptimal 275–825 cfs
Middle Raccoon River
IA · Gauge 05483450
62.6cfs
Lowoptimal 130–375 cfs
Rock River
IA · Gauge 06483500
228cfs
Lowoptimal 300–900 cfs
West Fork Cedar River
IA · Gauge 05458900
1,610cfs
Highoptimal 325–950 cfs
Winnebago River
IA · Gauge 05459500
180cfs
Optimaloptimal 170–500 cfs
Boyer River
IA · Gauge 06483500
228cfs
Lowoptimal 300–900 cfs
Big Cedar Creek
IA · Gauge 05458900
1,610cfs
Highoptimal 325–950 cfs
Ocheyedan River
IA · Gauge 06605000
54.9cfs
Lowoptimal 120–375 cfs
Black Hawk Creek
IA · Gauge 05463500
428cfs
Highoptimal 110–325 cfs
Buffalo Creek
IA · Gauge 06605000
54.9cfs
Lowoptimal 120–375 cfs
Shell Rock River
IA · Gauge 05463500
428cfs
Highoptimal 110–325 cfs
South Fork Iowa River
IA · Gauge 05451210
73.5cfs
Lowoptimal 90–275 cfs
English River
IA · Gauge 05455500
181cfs
Lowoptimal 200–625 cfs
Chariton River
IA · Gauge 06904010
105cfs
Lowoptimal 225–700 cfs
Lake Red Rock
IA · Gauge 05451210
73.5cfs
Lowoptimal 90–275 cfs
Yellow River
IA · Gauge 05389000
141cfs
Optimaloptimal 100–300 cfs
Lizard Creek
IA · Gauge 05480080
—cfs
—optimal cfs
Raccoon River
IA · Gauge 05484650
1,350cfs
Optimaloptimal 1150–3500 cfs
Falling slowly (-30 cfs/hr)
Rathbun Lake
IA · Gauge 05480080
—cfs
—optimal cfs
Whitewater Creek
IA · Gauge 05484600
1,320cfs
Optimaloptimal cfs
Current River
MO · Gauge 07067000
1,010cfs
Optimaloptimal 400–2,000 cfs
Eleven Point River
MO · Gauge 07071500
468cfs
Optimaloptimal 300–1,500 cfs
St. Francis River
MO · Gauge 07037500
685cfs
Optimaloptimal 400–2,500 cfs
Jacks Fork River
MO · Gauge 07065200
102cfs
Lowoptimal 200–1,500 cfs
Meramec River
MO · Gauge 07019000
1,920cfs
Optimaloptimal 500–3,000 cfs
Big River
MO · Gauge 07018500
302cfs
Optimaloptimal 200–1500 cfs
Gasconade River
MO · Gauge 06933500
1,160cfs
Optimaloptimal 300–3000 cfs
North Fork White River
MO · Gauge 07057500
500cfs
Optimaloptimal 200–1200 cfs
Missouri River
MO · Gauge 06906500
43,700cfs
Optimaloptimal 33800–101500 cfs
Grand River
MO · Gauge 06896900
819cfs
Optimaloptimal 575–1700 cfs
Falling slowly (-44 cfs/hr)
Black River
MO · Gauge 07063000
3,570cfs
Highoptimal 725–2200 cfs
Big Piney River
MO · Gauge 06930000
192cfs
Lowoptimal 275–850 cfs
Osage River
MO · Gauge 06926510
13,300cfs
Optimaloptimal 6100–18400 cfs
Falling fast (-400 cfs/hr)
Castor River
MO · Gauge 07021000
358cfs
Optimaloptimal 275–825 cfs
Lamine River
MO · Gauge 06906800
87.3cfs
Lowoptimal 225–700 cfs
Mississippi River
MO · Gauge 07021000
358cfs
Optimaloptimal 275–825 cfs
Bourbeuse River
MO · Gauge 07015720
19.5cfs
Lowoptimal 70–200 cfs
Niangua River
MO · Gauge 06923250
94.9cfs
Lowoptimal 180–550 cfs
Huzzah Creek
MO · Gauge 07014000
224cfs
Optimaloptimal 140–425 cfs
James River
MO · Gauge 07050700
91.7cfs
Lowoptimal 120–375 cfs
Osage Fork Gasconade River
MO · Gauge 07014000
224cfs
Optimaloptimal 140–425 cfs
Sac River
MO · Gauge 06919900
4,800cfs
Highoptimal 825–2500 cfs
Rising fast (+470 cfs/hr)
Shoal Creek
MO · Gauge 07187000
334cfs
Optimaloptimal 225–650 cfs
Elk River
MO · Gauge 07189000
—cfs
—optimal 425–1300 cfs
Bryant Creek
MO · Gauge 07058000
323cfs
Optimaloptimal 275–825 cfs
Blue River
MO · Gauge 06893500
65.5cfs
Lowoptimal 90–275 cfs
Courtois Creek
MO · Gauge 07189000
—cfs
—optimal 425–1300 cfs
Buffalo National River
AR · Gauge 07055646
11.3cfs
Lowoptimal 400–3,000 cfs
Cossatot River
AR · Gauge 07340300
13.2cfs
Lowoptimal 300–2,000 cfs
Mulberry River
AR · Gauge 07252000
137cfs
Lowoptimal 400–3,000 cfs
Falling slowly (-33 cfs/hr)
War Eagle Creek
AR · Gauge 07049000
67.5cfs
Lowoptimal 200–1,500 cfs
Big Piney Creek
AR · Gauge 07257006
16.6cfs
Lowoptimal 300–2,500 cfs
Kings River
AR · Gauge 07050500
25.7cfs
Lowoptimal 200–2000 cfs
Illinois Bayou
AR · Gauge 07257500
7.22cfs
Lowoptimal 200–1500 cfs
Caddo River
AR · Gauge 07359610
30.6cfs
Lowoptimal 200–1500 cfs
Bayou Bartholomew
AR · Gauge 07364150
33.4cfs
Lowoptimal 350–1050 cfs
Buffalo River
AR · Gauge 07056000
153cfs
Lowoptimal 550–1650 cfs
Crooked Creek
AR · Gauge 07055607
134cfs
Lowoptimal 250–750 cfs
North Sylamore Creek
AR · Gauge 07060710
6.59cfs
Lowoptimal 25–70 cfs
Hurricane Creek
AR · Gauge 07055607
134cfs
Lowoptimal 250–750 cfs
Richland Creek
AR · Gauge 07055875
30.7cfs
Lowoptimal 60–180 cfs
Atchafalaya Basin
LA · Gauge 07381490
229,000cfs
Highoptimal 50000–200000 cfs
Bogue Chitto River
LA · Gauge 07375085
—cfs
—optimal 300–2000 cfs
Whiskey Chitto Creek
LA · Gauge 08013720
—cfs
—optimal 200–1200 cfs
Tchefuncte River
LA · Gauge 07375000
66cfs
Lowoptimal 100–600 cfs
Amite River
LA · Gauge 07378500
558cfs
Optimaloptimal 200–2,000 cfs
Tangipahoa River
LA · Gauge 07375500
501cfs
Optimaloptimal 200–1,200 cfs
Bayou Lacombe
LA · Gauge 07374584
—cfs
—optimal 50–300 cfs
Comite River
LA · Gauge 07378000
130cfs
Optimaloptimal 100–800 cfs
Bayou Teche
LA · Gauge 07385700
223cfs
Lowoptimal 250–725 cfs
Black Creek
MS · Gauge 02479130
206cfs
Optimaloptimal 200–1200 cfs
Okatoma Creek
MS · Gauge 02472850
112cfs
Lowoptimal 200–1000 cfs
Wolf River
MS · Gauge 02481500
—cfs
—optimal 100–800 cfs
Bowie Creek
MS · Gauge
—cfs
—optimal 100–600 cfs
Leaf River
MS · Gauge 02473000
953cfs
Optimaloptimal 300–3,000 cfs
Pearl River
MS · Gauge 02482000
180cfs
Lowoptimal 500–5,000 cfs
Chunky River
MS · Gauge 02475500
184cfs
Optimaloptimal 100–800 cfs
Tallahala Creek
MS · Gauge 02474500
—cfs
—optimal 100–800 cfs
Little River Canyon
AL · Gauge 02399200
35.1cfs
Lowoptimal 300–2000 cfs
Cahaba River
AL · Gauge 02423500
37.2cfs
Lowoptimal 500–3000 cfs
Locust Fork of the Black Warrior
AL · Gauge 02455300
—cfs
—optimal 500–3000 cfs
Sipsey Fork
AL · Gauge 02450250
140cfs
Lowoptimal 200–1,500 cfs
Mulberry Fork
AL · Gauge 02450000
238cfs
Lowoptimal 300–2,000 cfs
Coosa River
AL · Gauge 02407000
2,880cfs
Optimaloptimal 1,000–8,000 cfs
Falling fast (-4,210 cfs/hr)
Tallapoosa River
AL · Gauge 02414500
716cfs
Optimaloptimal 500–4,000 cfs
Rising (+189 cfs/hr)
Flint Creek
AL · Gauge 03575100
402cfs
Highoptimal 50–300 cfs
Alabama River
AL · Gauge 02428401
—cfs
—optimal cfs
Little River
AL · Gauge 02399200
35.1cfs
Lowoptimal 225–700 cfs
Ichetucknee River
FL · Gauge 02322700
224cfs
Optimaloptimal 200–400 cfs
Peace River
FL · Gauge 02295637
63.8cfs
Lowoptimal 200–2000 cfs
Loxahatchee River
FL · Gauge 02277600
—cfs
—optimal 50–300 cfs
Suwannee River
FL · Gauge 02320500
2,370cfs
Optimaloptimal 2000–15000 cfs
Wekiva River
FL · Gauge 02235000
171cfs
Optimaloptimal 100–400 cfs
Rainbow River
FL · Gauge 02313100
526cfs
Highoptimal 200–400 cfs
Hillsborough River
FL · Gauge 02304500
0cfs
Lowoptimal 100–800 cfs
Santa Fe River
FL · Gauge 02321500
0cfs
Lowoptimal 200–1500 cfs
St. Johns River
FL · Gauge 02232000
133cfs
Optimaloptimal cfs
Rising slowly (+26 cfs/hr)
Putnam County Blueways
FL · Gauge 293141081400201
—cfs
—optimal cfs
Lower Suwannee River Trail
FL · Gauge
—cfs
—optimal cfs
Apalachicola River
FL · Gauge 02359170
12,200cfs
Optimaloptimal 11400–34300 cfs
Rising slowly (+100 cfs/hr)
Everglades
FL · Gauge 251558081094400
—cfs
—optimal cfs
Upper Suwannee River Trail
FL · Gauge 02359170
12,200cfs
Optimaloptimal 11400–34300 cfs
Rising slowly (+100 cfs/hr)
Withlacoochee River
FL · Gauge 02312598
0.11cfs
Lowoptimal 150–450 cfs
Choctawhatchee River
FL · Gauge 02365500
1,880cfs
Lowoptimal 2650–8000 cfs
Lower Ochlockonee River State Trail
FL · Gauge 253044080555900
—cfs
—optimal cfs
Yellow River
FL · Gauge 02368000
618cfs
Optimaloptimal 575–1700 cfs
Saint Marys River
FL · Gauge 02312598
0.11cfs
Lowoptimal 150–450 cfs
Chipola River
FL · Gauge 02359000
1,150cfs
Optimaloptimal 750–2200 cfs
Timucuan Ecological And Historic Preserve Trail
FL · Gauge 02368000
618cfs
Optimaloptimal 575–1700 cfs
Myakka River
FL · Gauge 02298880
34.5cfs
Lowoptimal 130–400 cfs
Lower Suwannee National Wildlife Refuge Trail
FL · Gauge 02359000
1,150cfs
Optimaloptimal 750–2200 cfs
Lake Harris Run
FL · Gauge 02298880
34.5cfs
Lowoptimal 130–400 cfs
Shoal River State
FL · Gauge 02368500
121cfs
Optimaloptimal cfs
Little Manatee River
FL · Gauge 02300500
100cfs
Optimaloptimal 80–250 cfs
Holmes Creek
FL · Gauge 02366000
371cfs
Optimaloptimal 350–1050 cfs
Blackwater River
FL · Gauge 02370000
131cfs
Lowoptimal 170–525 cfs
Withlacoochee River North Trail
FL · Gauge 02300500
100cfs
Optimaloptimal 80–250 cfs
Ochlockonee River
FL · Gauge 02329000
513cfs
Optimaloptimal 500–1550 cfs
Lake Louisa State Park Trail
FL · Gauge 02370000
131cfs
Lowoptimal 170–525 cfs
Aucilla River
FL · Gauge 02326500
0.1cfs
Lowoptimal 180–525 cfs
Econfina Creek
FL · Gauge 02359500
390cfs
Optimaloptimal 275–800 cfs
Wekiva River/Rock Springs Run
FL · Gauge 02326500
0.1cfs
Lowoptimal 180–525 cfs
Lake Eustis Run
FL · Gauge 02359500
390cfs
Optimaloptimal 275–800 cfs
Econolockhatchee River
FL · Gauge 02233500
214cfs
Optimaloptimal cfs
Rock Springs Run
FL · Gauge 02234610
—cfs
—optimal cfs
Chattooga River — SC Section
SC · Gauge 02177000
219cfs
Lowoptimal 500–2000 cfs
Saluda River
SC · Gauge 02169000
840cfs
Optimaloptimal 600–2500 cfs
Edisto River
SC · Gauge 02175000
777cfs
Optimaloptimal 300–2000 cfs
Broad River
SC · Gauge 02156500
808cfs
Optimaloptimal 500–5,000 cfs
Congaree River
SC · Gauge 02169500
1,870cfs
Lowoptimal 2,000–15,000 cfs
Little River
SC · Gauge 02162500
129cfs
Lowoptimal 200–1,200 cfs
Waccamaw River
SC · Gauge 02110500
7.73cfs
Lowoptimal 300–2,000 cfs
Tyger River
SC · Gauge 02160105
—cfs
—optimal 200–1,500 cfs
Chattooga River — Main
SC · Gauge 02177000
219cfs
Lowoptimal 800–3000 cfs
Enoree River
SC · Gauge 02160700
114cfs
Lowoptimal 200–1000 cfs
Lynches River
SC · Gauge 02132000
154cfs
Lowoptimal 200–1000 cfs
Wateree River
SC · Gauge 02148000
2,070cfs
Optimaloptimal 1000–4000 cfs
Rising slowly (+60 cfs/hr)
Pee Dee River
SC · Gauge 02131000
2,310cfs
Optimaloptimal 1500–6000 cfs
Black River
SC · Gauge 02136000
30.5cfs
Lowoptimal 200–1000 cfs
Lumber River
SC · Gauge 02134500
142cfs
Lowoptimal 200–800 cfs
Great Pee Dee River
SC · Gauge 021474095
—cfs
—optimal cfs
Little Pee Dee River
SC · Gauge 02132715
—cfs
—optimal cfs
Santee River
SC · Gauge 02171001
—cfs
—optimal cfs
South Fork Edisto River
SC · Gauge 02173000
375cfs
Optimaloptimal 350–1050 cfs
Upper Saluda River
SC · Gauge 021630005
—cfs
—optimal cfs
North Fork Edisto River
SC · Gauge 02173500
323cfs
Lowoptimal 350–1100 cfs
Reedy River
SC · Gauge 02164110
51.1cfs
Lowoptimal 100–300 cfs
Combahee River
SC · Gauge 02176150
—cfs
—optimal cfs
Catawba River
SC · Gauge 02147020
1,100cfs
Lowoptimal 2200–6600 cfs
Salkehatchie River
SC · Gauge 02175500
88cfs
Lowoptimal 160–475 cfs
Pacolet River
SC · Gauge 02156370
130cfs
Lowoptimal 375–1100 cfs
Chauga River
SC · Gauge 02183170
—cfs
—optimal cfs
Ashley River
SC · Gauge 021720812
—cfs
—optimal cfs
Chattooga River
SC · Gauge 02177000
219cfs
Lowoptimal 325–975 cfs
South Tyger River
SC · Gauge 02158408
29.6cfs
Lowoptimal 60–190 cfs
Stevens Creek
SC · Gauge 02196000
19.6cfs
Lowoptimal 200–600 cfs
Waccamaw River / ICW
SC · Gauge 02177000
219cfs
Lowoptimal 325–975 cfs
Coosaw River / ICW
SC · Gauge 02158408
29.6cfs
Lowoptimal 60–190 cfs
Twelve Mile River
SC · Gauge 02186000
28cfs
Lowoptimal 90–275 cfs
Stono River
SC · Gauge 021721675
—cfs
—optimal cfs
Coosawhatchie River
SC · Gauge 02176500
0cfs
Optimaloptimal cfs
South Saluda River
SC · Gauge 02162290
4.05cfs
Lowoptimal 20–60 cfs
North Saluda River
SC · Gauge 021623950
3.4cfs
Lowoptimal 35–100 cfs
Middle Saluda River
SC · Gauge 02162350
20.1cfs
Lowoptimal 30–90 cfs
Lawsons Fork Creek
SC · Gauge 02156300
19.6cfs
Lowoptimal 60–180 cfs
Lower Saluda River
SC · Gauge 021765182
—cfs
—optimal cfs
North Tyger River
SC · Gauge 02157000
—cfs
—optimal 35–100 cfs
Town Creek
SC · Gauge 021623975
12.5cfs
Lowoptimal 35–100 cfs
Niobrara River
NE · Gauge 06461500
452cfs
Optimaloptimal 300–1500 cfs
Dismal River
NE · Gauge 06775900
250cfs
Optimaloptimal 100–400 cfs
Platte River
NE · Gauge 06770500
24.2cfs
Lowoptimal 2000–15000 cfs
Calamus River
NE · Gauge 06787000
—cfs
—optimal 100–400 cfs
Loup River
NE · Gauge 06792500
423cfs
Lowoptimal 500–3000 cfs
Elkhorn River
NE · Gauge 06798900
—cfs
—optimal 300–3000 cfs
Republican River
NE · Gauge 06843500
—cfs
—optimal 200–2000 cfs
Middle Loup River
NE · Gauge 06775500
512cfs
Optimaloptimal 200–1000 cfs
Lower Elkhorn River
NE · Gauge 06799350
295cfs
Lowoptimal 575–1700 cfs
Upper Elkhorn RIver
NE · Gauge 06799315
228cfs
Lowoptimal 500–1500 cfs
Cedar River
NE · Gauge 06791500
—cfs
—optimal cfs
Missouri River — Below Fort Randall
SD · Gauge 06452000
—cfs
—optimal 15000–40000 cfs
Big Sioux River
SD · Gauge 06485500
1,170cfs
Optimaloptimal 500–3000 cfs
Cheyenne River
SD · Gauge 06408650
18.9cfs
Lowoptimal 500–5000 cfs
Spearfish Creek
SD · Gauge 06431500
39.7cfs
Lowoptimal 50–300 cfs
Rapid Creek
SD · Gauge 06414000
43.8cfs
Lowoptimal 50–400 cfs
James River
SD · Gauge 06477000
742cfs
Optimaloptimal 200–2000 cfs
White River
SD · Gauge 06452000
73.7cfs
Lowoptimal 100–1000 cfs
Vermillion River
SD · Gauge 06478690
0.3cfs
Lowoptimal 100–800 cfs
Missouri River
SD · Gauge 06453020
—cfs
—optimal cfs
Little Missouri River
ND · Gauge 06337000
61.1cfs
Lowoptimal 200–3000 cfs
Sheyenne River
ND · Gauge 05059000
309cfs
Optimaloptimal 200–2000 cfs
Missouri River — Lake Sakakawea to Bismarck
ND · Gauge 06340500
22.7cfs
Lowoptimal 10000–30000 cfs
Pembina River
ND · Gauge 05099600
613cfs
Optimaloptimal 100–800 cfs
Heart River
ND · Gauge 06349000
86.7cfs
Lowoptimal 100–1000 cfs
Knife River
ND · Gauge 06340500
22.7cfs
Lowoptimal 50–500 cfs
Cannonball River
ND · Gauge 06354000
0.23cfs
Lowoptimal 50–500 cfs
Flint Hills — South Fork Cottonwood
KS · Gauge 07182000
172cfs
Lowoptimal 200–1500 cfs
Kansas (Kaw) River
KS · Gauge 06891000
4,080cfs
Optimaloptimal 2000–15000 cfs
Fall River
KS · Gauge 07168500
—cfs
—optimal 200–1200 cfs
Cottonwood River
KS · Gauge 07182250
187cfs
Lowoptimal 200–2000 cfs
Neosho River
KS · Gauge 07179730
562cfs
Optimaloptimal 300–3000 cfs
Solomon River
KS · Gauge 06876000
45.8cfs
Lowoptimal 200–1500 cfs
Smoky Hill River
KS · Gauge 06864500
90.4cfs
Lowoptimal 100–1000 cfs
Marais des Cygnes River
KS · Gauge 06913500
693cfs
Optimaloptimal 200–2000 cfs
Arkansas River
KS · Gauge 07143330
207cfs
Lowoptimal 250–725 cfs
Kansas River
KS · Gauge 06888350
2,510cfs
Lowoptimal 2750–8300 cfs
Illinois River
OK · Gauge 07196500
599cfs
Optimaloptimal 400–2000 cfs
Lower Mountain Fork
OK · Gauge 07339000
3,790cfs
FLOODoptimal 200–1500 cfs
Blue River
OK · Gauge 07332500
66.6cfs
Lowoptimal 100–800 cfs
Kiamichi River
OK · Gauge 07335700
0.18cfs
Lowoptimal 200–2000 cfs
Glover River
OK · Gauge 07337900
32cfs
Lowoptimal 100–1000 cfs
Baron Fork Creek
OK · Gauge 07197000
55.5cfs
Lowoptimal 100–800 cfs
Caney River
OK · Gauge 07174500
—cfs
—optimal 200–1500 cfs
Washita River
OK · Gauge 07325000
5.86cfs
Lowoptimal 200–2000 cfs
Rio Grande — Big Bend
TX · Gauge 08374550
712cfs
Optimaloptimal 300–2000 cfs
Rising slowly (+48 cfs/hr)
Brazos River
TX · Gauge 08088000
242cfs
Lowoptimal 300–3000 cfs
San Marcos River
TX · Gauge 08170500
114cfs
Optimaloptimal 100–400 cfs
Guadalupe River
TX · Gauge 08167500
1,170cfs
Highoptimal 150–500 cfs
Devils River
TX · Gauge 08449100
64.4cfs
Lowoptimal 100–800 cfs
Colorado River — Austin
TX · Gauge 08158000
9,610cfs
FLOODoptimal 500–3000 cfs
Falling (-140 cfs/hr)
Llano River
TX · Gauge 08150000
419cfs
Optimaloptimal 100–1000 cfs
Medina River
TX · Gauge 08178880
44cfs
Lowoptimal 50–500 cfs
Frio River
TX · Gauge 08195000
1,060cfs
FLOODoptimal 50–300 cfs
Comal River
TX · Gauge 08169000
218cfs
Optimaloptimal 200–400 cfs
Blanco River
TX · Gauge 08171000
47.5cfs
Lowoptimal 50–300 cfs
Nueces River
TX · Gauge 08190000
1,690cfs
FLOODoptimal 100–500 cfs
Falling slowly (-30 cfs/hr)
Sabine River
TX · Gauge 08022040
209cfs
Lowoptimal 500–3000 cfs
Rio Grande
TX · Gauge 08375300
2,320cfs
Highoptimal 325–950 cfs
Falling (-120 cfs/hr)
Truckee River
NV · Gauge 10348000
357cfs
Optimaloptimal 300–1200 cfs
Carson River — East Fork
NV · Gauge 10309000
95.3cfs
Lowoptimal 200–800 cfs
Humboldt River
NV · Gauge 10322500
14.5cfs
Lowoptimal 100–800 cfs
Walker River
NV · Gauge 10301500
46.2cfs
Lowoptimal 50–300 cfs
East Walker River
NV · Gauge 10293000
145cfs
Optimaloptimal 30–150 cfs
Jarbidge River
NV · Gauge 13162500
—cfs
—optimal 20–100 cfs
Bruneau River
NV · Gauge 13168500
29.9cfs
Lowoptimal 300–1500 cfs
Colorado River
NV · Gauge 09421500
—cfs
—optimal 6800–20300 cfs
Carson River
NV · Gauge 10311750
11.3cfs
Lowoptimal 250–725 cfs
Ruby Lake
NV · Gauge 09421500
—cfs
—optimal 6800–20300 cfs
South Fork Owyhee River
NV · Gauge 10311750
11.3cfs
Lowoptimal 250–725 cfs
Cuyahoga River
OH · Gauge 04208000
1,150cfs
Optimaloptimal 300–1500 cfs
Rising slowly (+30 cfs/hr)
Mohican River
OH · Gauge 03136000
—cfs
—optimal 300–1500 cfs
Black Fork Mohican River
OH · Gauge 03131500
—cfs
—optimal 150–800 cfs
Little Miami River
OH · Gauge 03245500
1,000cfs
Optimaloptimal 300–2000 cfs
Grand River
OH · Gauge 04212100
54.3cfs
Lowoptimal 300–2,000 cfs
Hocking River
OH · Gauge 03159500
1,300cfs
Optimaloptimal 200–1,500 cfs
Vermilion River
OH · Gauge 04199500
30.6cfs
Lowoptimal 200–1000 cfs
Mad River
OH · Gauge 03267000
196cfs
Lowoptimal 200–1200 cfs
Tuscarawas River
OH · Gauge 03115900
—cfs
—optimal 500–3000 cfs
Kokosing River
OH · Gauge 03136500
60.8cfs
Lowoptimal 100–400 cfs
Olentangy River
OH · Gauge 03226800
502cfs
Optimaloptimal 150–600 cfs
Falling slowly (-72 cfs/hr)
Scioto River
OH · Gauge 03227500
1,040cfs
Optimaloptimal 500–3000 cfs
Rising (+106 cfs/hr)
Maumee River
OH · Gauge 04193500
846cfs
Lowoptimal 1000–5000 cfs
Falling slowly (-84 cfs/hr)
Chagrin River
OH · Gauge 04209000
233cfs
Optimaloptimal 100–500 cfs
Great Miami River
OH · Gauge 03274000
1,450cfs
Optimaloptimal 300–2500 cfs
Falling slowly (-30 cfs/hr)
Sandusky River
OH · Gauge 04197137
115cfs
Lowoptimal 525–1600 cfs
Muskingum River
OH · Gauge 03150000
17,000cfs
Optimaloptimal 5000-25000 cfs
Raccoon Creek
OH · Gauge 03202000
139cfs
Lowoptimal 325–975 cfs
Mahoning River
OH · Gauge 03091500
229cfs
Optimaloptimal 150–450 cfs
Wills Creek
OH · Gauge 03142000
217cfs
Lowoptimal 225–700 cfs
Rising slowly (+46 cfs/hr)
Auglaize River
OH · Gauge 04186500
14.3cfs
Lowoptimal 150–450 cfs
Paint Creek
OH · Gauge 03232000
79.3cfs
Lowoptimal 130–400 cfs
Blanchard River
OH · Gauge 04189000
54cfs
Lowoptimal 140–425 cfs
Killbuck Creek
OH · Gauge 03139000
121cfs
Lowoptimal 225–675 cfs
Big Darby Creek
OH · Gauge 03230088
—cfs
—optimal cfs
Big Walnut Creek
OH · Gauge 03228500
145cfs
Optimaloptimal 110–325 cfs
Black River
OH · Gauge 04200500
28cfs
Lowoptimal 180–550 cfs
Little Muskingum River
OH · Gauge 03115400
3,990cfs
FLOODoptimal 140–425 cfs
Rising fast (+380 cfs/hr)
Symmes Creek
OH · Gauge 03205470
47.7cfs
Lowoptimal 170–500 cfs
Licking River
OH · Gauge 03146500
1,800cfs
Highoptimal 325–975 cfs
Rising (+150 cfs/hr)
Deer Creek
OH · Gauge 03230800
83.4cfs
Lowoptimal 130–375 cfs
Stillwater River
OH · Gauge 03265000
113cfs
Lowoptimal 250–725 cfs
Huron River
OH · Gauge 04199000
54.2cfs
Lowoptimal 170–525 cfs
Saint Marys River
OH · Gauge 03146500
1,800cfs
Highoptimal 325–975 cfs
Rising (+150 cfs/hr)
Conneaut Creek
OH · Gauge 04213000
122cfs
Lowoptimal 140–425 cfs
Ohio Brush Creek
OH · Gauge 03237500
3,320cfs
FLOODoptimal 225–700 cfs
Rising fast (+620 cfs/hr)
Alum Creek
OH · Gauge 03228805
30.5cfs
Lowoptimal 60–170 cfs
Duck Creek
OH · Gauge 03115786
4,150cfs
FLOODoptimal 170–500 cfs
Rising fast (+440 cfs/hr)
East Branch Chagrin River
OH · Gauge 04213000
122cfs
Lowoptimal 140–425 cfs
North Fork Paint Creek
OH · Gauge 03237500
3,320cfs
FLOODoptimal 225–700 cfs
Rising fast (+620 cfs/hr)
Twin Creek
OH · Gauge 03272000
51.5cfs
Lowoptimal 140–425 cfs
Salt Creek
OH · Gauge 03115786
4,150cfs
FLOODoptimal 170–500 cfs
Rising fast (+440 cfs/hr)
Sugar Creek
OH · Gauge 03124500
78cfs
Lowoptimal 160–475 cfs
Saint Joseph River
OH · Gauge 03272000
51.5cfs
Lowoptimal 140–425 cfs
Ottawa River
OH · Gauge 04187100
0.47cfs
Lowoptimal 60–190 cfs
Little Beaver Creek
OH · Gauge 03109500
345cfs
Optimaloptimal 275–800 cfs
Sandy Creek
OH · Gauge 03117500
158cfs
Optimaloptimal 140–425 cfs
East Branch Ashtabula River
OH · Gauge 04187100
0.47cfs
Lowoptimal 60–190 cfs
Greenville Creek
OH · Gauge 03264000
40.3cfs
Lowoptimal 100–300 cfs
Ashtabula River
OH · Gauge 03117500
158cfs
Optimaloptimal 140–425 cfs
Captina Creek
OH · Gauge 03113990
991cfs
FLOODoptimal 90–275 cfs
Falling slowly (-79 cfs/hr)
Conotton Creek
OH · Gauge 03264000
40.3cfs
Lowoptimal 100–300 cfs
Loramie Creek
OH · Gauge 03261950
52.4cfs
Lowoptimal 80–225 cfs
White Oak Creek
OH · Gauge 03238495
1,080cfs
Highoptimal 160–475 cfs
Rising (+188 cfs/hr)
Scioto Brush Creek
OH · Gauge 03113990
991cfs
FLOODoptimal 90–275 cfs
Falling slowly (-79 cfs/hr)
Pymatuning Creek
OH · Gauge 03102950
—cfs
—optimal 60–190 cfs
Caesar Creek
OH · Gauge 03242350
—cfs
—optimal 120–375 cfs
Rocky River
OH · Gauge 04201500
141cfs
Lowoptimal 160–475 cfs
Sunfish Creek
OH · Gauge 03102950
—cfs
—optimal 60–190 cfs
Little Darby Creek
OH · Gauge 03230310
65cfs
Lowoptimal 90–275 cfs
Tinkers Creek
OH · Gauge 04207200
113cfs
Optimaloptimal 70–225 cfs
Little Scioto River
OH · Gauge 04201500
141cfs
Lowoptimal 160–475 cfs
Portage River
OH · Gauge 04195820
363cfs
Optimaloptimal 275–800 cfs
Rising slowly (+30 cfs/hr)
Walhonding River
OH · Gauge 03138500
—cfs
—optimal 500-3000 cfs
Buck Creek
OH · Gauge 03268100
—cfs
—optimal cfs
Whitewater River
IN · Gauge 03275000
336cfs
Lowoptimal 400–2000 cfs
Sugar Creek
IN · Gauge 03361630
—cfs
—optimal 300–1500 cfs
Blue River
IN · Gauge 03303000
570cfs
Optimaloptimal 200–800 cfs
Rising slowly (+44 cfs/hr)
Tippecanoe River
IN · Gauge 03333050
827cfs
Optimaloptimal 500–2000 cfs
Muscatatuck River
IN · Gauge 03367000
—cfs
—optimal 200–800 cfs
Eel River
IN · Gauge 03328000
179cfs
Lowoptimal 200–700 cfs
Wildcat Creek
IN · Gauge 03335000
304cfs
Optimaloptimal 150–600 cfs
Wabash River
IN · Gauge 03340500
4,100cfs
Optimaloptimal 1500–10000 cfs
White River
IN · Gauge 03353000
625cfs
Optimaloptimal 400–3000 cfs
Ohio River
IN · Gauge 03294560
—cfs
—optimal cfs
East Fork White River
IN · Gauge 03371500
1,500cfs
Lowoptimal 2350–7000 cfs
Kankakee River
IN · Gauge 05520500
2,050cfs
Optimaloptimal 1100–3250 cfs
Mississinewa River
IN · Gauge 03326500
86.2cfs
Lowoptimal 350–1000 cfs
Iroquois River
IN · Gauge 05524500
74.2cfs
Lowoptimal 225–650 cfs
Flatrock River
IN · Gauge 03363400
—cfs
—optimal cfs
Big Walnut Creek
IN · Gauge 03357330
13.7cfs
Lowoptimal 80–250 cfs
Saint Joseph River - South Bend
IN · Gauge 05524500
74.2cfs
Lowoptimal 225–650 cfs
Elkhart River
IN · Gauge 04100500
510cfs
Optimaloptimal 275–825 cfs
South Branch Elkhart River
IN · Gauge 03357330
13.7cfs
Lowoptimal 80–250 cfs
Pigeon River
IN · Gauge 04099750
203cfs
Optimaloptimal 180–550 cfs
Saint Joseph River - Fort Wayne
IN · Gauge 04099750
203cfs
Optimaloptimal 180–550 cfs
Big Pine Creek
IN · Gauge 033356848
36.2cfs
Lowoptimal 90–250 cfs
Fawn River
IN · Gauge 04098325
—cfs
—optimal 90–250 cfs
Maumee River
IN · Gauge 04183000
721cfs
Lowoptimal 950–2800 cfs
Falling slowly (-40 cfs/hr)
Deep River
IN · Gauge 04093000
37.2cfs
Lowoptimal 60–190 cfs
Driftwood River
IN · Gauge 03363000
399cfs
Lowoptimal 625–1850 cfs
Vermilion River
IL · Gauge 05555300
234cfs
Lowoptimal 300–1200 cfs
Cache River
IL · Gauge 03612000
273cfs
Optimaloptimal 100–500 cfs
Kankakee River
IL · Gauge 05527500
2,440cfs
Optimaloptimal 500–3000 cfs
Rising slowly (+40 cfs/hr)
Fox River
IL · Gauge 05551000
496cfs
Lowoptimal 800–2500 cfs
Des Plaines River
IL · Gauge 05532500
190cfs
Lowoptimal 300–1200 cfs
Mackinaw River
IL · Gauge 05568000
468cfs
Optimaloptimal 200–800 cfs
Sangamon River
IL · Gauge 05576000
62cfs
Lowoptimal 500–2000 cfs
Apple River
IL · Gauge 05419000
107cfs
Optimaloptimal 100–400 cfs
Rock River
IL · Gauge 05441500
—cfs
—optimal 500–4000 cfs
Kankakee River
IL · Gauge 05520500
2,050cfs
Optimaloptimal 400–3000 cfs
Mississippi River
IL · Gauge 05414750
—cfs
—optimal cfs
Kaskaskia River
IL · Gauge 05592100
1,800cfs
Optimaloptimal 600–1800 cfs
Illinois River
IL · Gauge 05568500
21,200cfs
Optimaloptimal 8200–24500 cfs
Falling fast (-1,300 cfs/hr)
Wabash River
IL · Gauge 03343010
6,140cfs
Lowoptimal 7300–21900 cfs
Embarras River
IL · Gauge 05592100
1,800cfs
Optimaloptimal 600–1800 cfs
Spoon River
IL · Gauge 05569500
375cfs
Lowoptimal 400–1150 cfs
Kishwaukee River
IL · Gauge 05438500
218cfs
Optimaloptimal 200–625 cfs
Ohio River
IL · Gauge 03384500
—cfs
—optimal 95400–286200 cfs
La Moine River
IL · Gauge 05569500
375cfs
Lowoptimal 400–1150 cfs
Lake Michigan
IL · Gauge 05438500
218cfs
Optimaloptimal 200–625 cfs
Pecatonica River
IL · Gauge 05435500
911cfs
Optimaloptimal 525–1550 cfs
Iroquois River
IL · Gauge 05525000
77.2cfs
Lowoptimal 300–925 cfs
Calumet River
IL · Gauge 05536368
—cfs
—optimal cfs
DuPage River
IL · Gauge 05540228
45.7cfs
Optimaloptimal 45–130 cfs
North Branch Chicago River
IL · Gauge 05536000
22.5cfs
Lowoptimal 60–170 cfs
Chicago River
IL · Gauge 05536000
22.5cfs
Lowoptimal 60–170 cfs
West Branch DuPage River
IL · Gauge 05536000
22.5cfs
Lowoptimal 60–170 cfs
Nippersink Creek
IL · Gauge 05548280
64cfs
Lowoptimal 80–250 cfs
Salt Creek
IL · Gauge 05531300
35.3cfs
Lowoptimal 80–225 cfs
Middle Fork Vermillion River
IL · Gauge 05548280
64cfs
Lowoptimal 80–250 cfs
Androscoggin River
NH · Gauge 01053600
1,490cfs
Optimaloptimal 800–4000 cfs
Saco River
NH · Gauge 01064500
266cfs
Lowoptimal 400–2000 cfs
Pemigewasset River
NH · Gauge 01076500
253cfs
Lowoptimal 400–2000 cfs
Connecticut River
NH · Gauge 01138500
1,420cfs
Lowoptimal 2000–10000 cfs
Merrimack River
NH · Gauge 01092000
1,250cfs
Optimaloptimal 1000–6000 cfs
Swift River
NH · Gauge 01064485
—cfs
—optimal 200–1200 cfs
Ellis River
NH · Gauge 01064300
—cfs
—optimal 200–800 cfs
Contoocook River
NH · Gauge 01085000
83.6cfs
Lowoptimal 200–1200 cfs
Northern Forest Canoe Trail
NH · Gauge
—cfs
—optimal cfs
Umbagog Lake
NH · Gauge
—cfs
—optimal cfs
Lamprey River
NH · Gauge 01073500
20.1cfs
Lowoptimal 150–450 cfs
Nissitissit River
NH · Gauge 01073500
20.1cfs
Lowoptimal 150–450 cfs
West River
VT · Gauge 01155500
44cfs
Lowoptimal 400–1500 cfs
Lamoille River
VT · Gauge 04292000
139cfs
Lowoptimal 400–2000 cfs
White River
VT · Gauge 01144000
321cfs
Lowoptimal 400–2500 cfs
Winooski River
VT · Gauge 04286000
163cfs
Lowoptimal 500–4000 cfs
Battenkill
VT · Gauge 01329000
—cfs
—optimal 200–1000 cfs
Missisquoi River
VT · Gauge 04294000
221cfs
Lowoptimal 300–2000 cfs
Mad River
VT · Gauge 04288000
55.3cfs
Lowoptimal 200–1200 cfs
Otter Creek
VT · Gauge 04282000
150cfs
Lowoptimal 200–1500 cfs
Northern Forest Canoe Trail
VT · Gauge
—cfs
—optimal cfs
Trout River
VT · Gauge 04293600
—cfs
—optimal cfs
Housatonic River
CT · Gauge 01199000
314cfs
Lowoptimal 400–2000 cfs
Farmington River
CT · Gauge 01189995
282cfs
Optimaloptimal 200–1000 cfs
Connecticut River
CT · Gauge 01184000
6,780cfs
Optimaloptimal 5000–25000 cfs
Rising (+150 cfs/hr)
Salmon River
CT · Gauge 01193500
405cfs
Optimaloptimal 100–600 cfs
Quinnipiac River
CT · Gauge 01196500
735cfs
Highoptimal 100–600 cfs
Falling (-105 cfs/hr)
Natchaug River
CT · Gauge 01122000
112cfs
Optimaloptimal 100–600 cfs
Shepaug River
CT · Gauge 01202501
19.9cfs
Lowoptimal 100–500 cfs
Bantam River
CT · Gauge 414349073120201
—cfs
—optimal 50–200 cfs
Pawcatuck River
CT · Gauge 01117500
169cfs
Optimaloptimal 100–300 cfs
Eightmile River
CT · Gauge 01194000
274cfs
FLOODoptimal 20–60 cfs
West Branch Farmington River
CT · Gauge 01186000
124cfs
Lowoptimal 130–400 cfs
Wood River
CT · Gauge 01117800
48.8cfs
Lowoptimal 40–110 cfs
West Branch Salmon Brook
CT · Gauge 01186000
124cfs
Lowoptimal 130–400 cfs
East Branch Salmon Brook
CT · Gauge 01117800
48.8cfs
Lowoptimal 40–110 cfs
Green Fall River
CT · Gauge 01118255
—cfs
—optimal cfs
Shunock River
CT · Gauge 01118368
—cfs
—optimal cfs
Salmon Brook
CT · Gauge 01192610
—cfs
—optimal cfs
Wood River
RI · Gauge 01117800
48.8cfs
Lowoptimal 100–400 cfs
Pawcatuck River
RI · Gauge 01118500
395cfs
Optimaloptimal 200–600 cfs
Blackstone River
RI · Gauge 01112500
393cfs
Lowoptimal 200–1200 cfs
Chipuxet River
RI · Gauge 01117350
34.5cfs
Optimaloptimal 30–150 cfs
Hunt River
RI · Gauge 01116910
—cfs
—optimal 30–200 cfs
Pawtuxet River
RI · Gauge 01116500
600cfs
Optimaloptimal 100–600 cfs
Falling slowly (-26 cfs/hr)
Ten Mile River
RI · Gauge 01109403
81.8cfs
Optimaloptimal 50–300 cfs
Woonasquatucket River
RI · Gauge 01114500
14.5cfs
Lowoptimal 50–300 cfs
Beaver River
RI · Gauge 01117468
15.5cfs
Optimaloptimal 10–30 cfs
Queen River
RI · Gauge 01117370
37.6cfs
Optimaloptimal 20–60 cfs
Usquepaug River
RI · Gauge 01117420
64.3cfs
Optimaloptimal 40–120 cfs
Ashaway River
RI · Gauge 01117370
37.6cfs
Optimaloptimal 20–60 cfs
Delaware River — Delaware Water Gap
NJ · Gauge 01438500
2,880cfs
Lowoptimal 3000–10000 cfs
Rising fast (+310 cfs/hr)
Pine Barrens — Batona Trail Rivers
NJ · Gauge
—cfs
—optimal 80–300 cfs
Mullica River
NJ · Gauge 01409400
37.1cfs
Lowoptimal 100–600 cfs
Paulins Kill
NJ · Gauge 01443500
310cfs
Optimaloptimal 100–600 cfs
Raritan River
NJ · Gauge 01403000
—cfs
—optimal 300–3000 cfs
Maurice River
NJ · Gauge 01411500
104cfs
Optimaloptimal 100–800 cfs
Musconetcong River
NJ · Gauge 01457000
113cfs
Optimaloptimal 100–500 cfs
Great Egg Harbor River
NJ · Gauge 01411000
38.5cfs
Lowoptimal 100–600 cfs
Brandywine Creek
DE · Gauge 01481500
—cfs
—optimal 200–800 cfs
St. Jones River
DE · Gauge 01483700
10.3cfs
Lowoptimal 50–200 cfs
Christina River
DE · Gauge 01478000
202cfs
Optimaloptimal 200–1000 cfs
Falling (-109 cfs/hr)
White Clay Creek
DE · Gauge 01479000
331cfs
Highoptimal 80–300 cfs
Falling slowly (-64 cfs/hr)
Red Clay Creek
DE · Gauge 01480000
46.7cfs
Lowoptimal 50–200 cfs
Nanticoke River
DE · Gauge 01487000
34.5cfs
Lowoptimal 100–500 cfs
Broadkill River
DE · Gauge 01484272
—cfs
—optimal 20–100 cfs
Youghiogheny River — Maryland Section
MD · Gauge 03075500
318cfs
Lowoptimal 400–1200 cfs
Rising slowly (+77 cfs/hr)
Potomac River — Great Falls
MD · Gauge 01638500
2,280cfs
Optimaloptimal 2000–12000 cfs
Savage River
MD · Gauge 01596500
43.6cfs
Lowoptimal 350–800 cfs
Gunpowder Falls
MD · Gauge 01582500
194cfs
Optimaloptimal 50–250 cfs
Patuxent River
MD · Gauge 01594440
113cfs
Optimaloptimal 100–500 cfs
Monocacy River
MD · Gauge 01643000
262cfs
Optimaloptimal 200–800 cfs
Antietam Creek
MD · Gauge 01619500
103cfs
Optimaloptimal 50–250 cfs
Patapsco River
MD · Gauge 01589000
209cfs
Optimaloptimal 150–800 cfs
Potomac River
MD · Gauge 01620000
—cfs
—optimal cfs
North Branch Potomac River
MD · Gauge 01603000
468cfs
Lowoptimal 650–1950 cfs
Anacostia River
MD · Gauge 01651760
—cfs
—optimal cfs
Deerfield River
MA · Gauge 01170000
352cfs
Lowoptimal 400–1500 cfs
Westfield River
MA · Gauge 01183500
120cfs
Lowoptimal 300–1500 cfs
Concord River
MA · Gauge 01099500
95.6cfs
Lowoptimal 100–600 cfs
Charles River
MA · Gauge 01104500
95.8cfs
Lowoptimal 100–800 cfs
Sudbury River
MA · Gauge 01098530
30.7cfs
Lowoptimal 80–500 cfs
Taunton River
MA · Gauge 01108000
110cfs
Lowoptimal 250–750 cfs
Blackstone River
MA · Gauge 01112500
393cfs
Lowoptimal 400–1200 cfs
Nashua River
MA · Gauge 01094500
100cfs
Optimaloptimal 100–300 cfs
Squannacook River
MA · Gauge 01096000
10.8cfs
Lowoptimal 60–170 cfs
Assabet River
MA · Gauge 01097000
39.2cfs
Lowoptimal 100–300 cfs
Kenai River
AK · Gauge 15266300
15,300cfs
Highoptimal 5000–15000 cfs
Rising (+200 cfs/hr)
Kasilof River
AK · Gauge 15242000
—cfs
—optimal 500–3000 cfs
Russian River
AK · Gauge 15264000
—cfs
—optimal 100–600 cfs
Naknek River
AK · Gauge 15297890
—cfs
—optimal 1000–6000 cfs
Brooks River
AK · Gauge 15297880
—cfs
—optimal 100–500 cfs
Alagnak River
AK · Gauge 15300500
18,100cfs
Optimaloptimal 800–4000 cfs
Falling slowly (-100 cfs/hr)
Kvichak River
AK · Gauge 15300500
18,100cfs
Optimaloptimal 5000–25000 cfs
Falling slowly (-100 cfs/hr)
Nushagak River
AK · Gauge 15302500
—cfs
—optimal 2000–15000 cfs
Talkeetna River
AK · Gauge 15292400
—cfs
—optimal 800–4500 cfs
Susitna River
AK · Gauge 15292000
27,300cfs
Highoptimal 5000–25000 cfs
Copper River
AK · Gauge 15214000
160,000cfs
FLOODoptimal 8000–40000 cfs
Anchor River
AK · Gauge 15240000
—cfs
—optimal 50–400 cfs
Goodnews River
AK · Gauge
—cfs
—optimal 500–3000 cfs
Karluk River
AK · Gauge 15296600
—cfs
—optimal 300–2000 cfs
Situk River
AK · Gauge 15129500
153cfs
Lowoptimal 200–1500 cfs
Yukon River
AK · Gauge 15565447
587,000cfs
Highoptimal 100000–500000 cfs
Falling fast (-2,000 cfs/hr)
Kuskokwim River
AK · Gauge 15304000
98,400cfs
Optimaloptimal 30000–150000 cfs
Rising slowly (+100 cfs/hr)
Gulkana River
AK · Gauge 15200280
1,700cfs
Optimaloptimal 500–3000 cfs
Deshka River
AK · Gauge 15294100
—cfs
—optimal 300–2000 cfs
Little Susitna River
AK · Gauge 15290000
765cfs
Optimaloptimal 300–1500 cfs
Chena River
AK · Gauge 15493000
1,010cfs
Optimaloptimal 200–2000 cfs
Tanana River
AK · Gauge 15515500
46,900cfs
Optimaloptimal 10000–80000 cfs
Rising (+200 cfs/hr)
Kobuk River
AK · Gauge 15744500
19,700cfs
Highoptimal 2000–15000 cfs
Nenana River
AK · Gauge 15518040
—cfs
—optimal 3000–15000 cfs
Klutina River
AK · Gauge 15206000
—cfs
—optimal 1000–5000 cfs
Chilkat River
AK · Gauge 15056500
—cfs
—optimal 500–4000 cfs
Togiak River
AK · Gauge 591644160114800
—cfs
—optimal 1000–5000 cfs
Kanektok River
AK · Gauge
—cfs
—optimal 500–3000 cfs
Taku River
AK · Gauge 15041200
29,400cfs
Highoptimal 3000–20000 cfs
Deep Creek
AK · Gauge
—cfs
—optimal 50–500 cfs
Noatak River
AK · Gauge 15745800
—cfs
—optimal cfs
Nowitna River
AK · Gauge 645408154143400
—cfs
—optimal cfs
Sheenjek River
AK · Gauge 664424144321200
—cfs
—optimal cfs
Selawik River
AK · Gauge 15743380
—cfs
—optimal cfs
East Fork Andreafsky River
AK · Gauge 15565450
—cfs
—optimal cfs
Andreafsky River
AK · Gauge 15565450
—cfs
—optimal cfs
Birch Creek
AK · Gauge 90229000053
—cfs
—optimal cfs
Wind River
AK · Gauge
—cfs
—optimal cfs
Beaver Creek
AK · Gauge 661515146332700
—cfs
—optimal cfs
Alatna River
AK · Gauge 90229000052
—cfs
—optimal cfs
North Fork Koyukuk River
AK · Gauge
—cfs
—optimal cfs
Mulchatna River
AK · Gauge 15302300
—cfs
—optimal cfs
Unalakleet River
AK · Gauge 15565700
3,850cfs
Optimaloptimal cfs
Charley River
AK · Gauge 651705142440400
—cfs
—optimal cfs
Tlikakila River
AK · Gauge 15297970
—cfs
—optimal cfs
Ivishak River
AK · Gauge
—cfs
—optimal cfs
Chilikadrotna River
AK · Gauge 15302100
—cfs
—optimal cfs
Nonvianuk River
AK · Gauge 15300693
—cfs
—optimal cfs
North Fork Fortymile River
AK · Gauge 15340000
—cfs
—optimal cfs
Salmon River
AK · Gauge 90212200025
—cfs
—optimal cfs
Middle Fork Fortymile River
AK · Gauge 15331000
—cfs
—optimal cfs
John River
AK · Gauge 680715151463000
—cfs
—optimal cfs
Fortymile River
AK · Gauge 15348000
2,570cfs
Optimaloptimal 1450–4400 cfs
Delta River
AK · Gauge 15348000
2,570cfs
Optimaloptimal 1450–4400 cfs
Moose River
AK · Gauge 90209000054
—cfs
—optimal cfs
Aniakchak River
AK · Gauge 565432158051300
—cfs
—optimal cfs
South Fork Fortymile River
AK · Gauge 15324000
—cfs
—optimal cfs
Tangle River
AK · Gauge
—cfs
—optimal cfs
Dennison Fork
AK · Gauge 15306000
—cfs
—optimal cfs
Logging Cabin Creek
AK · Gauge 634812142123000
—cfs
—optimal cfs
West Fork Dennison Fork
AK · Gauge
—cfs
—optimal cfs
Wailua River
HI · Gauge 16060000
306cfs
Highoptimal 20–200 cfs
Rising slowly (+32 cfs/hr)
Hanalei River
HI · Gauge 16103000
385cfs
Optimaloptimal 40–500 cfs
Falling slowly (-58 cfs/hr)
Anahulu River
HI · Gauge 16340000
—cfs
—optimal 10–150 cfs
Wailuku River
HI · Gauge 16704000
160cfs
Optimaloptimal 50–500 cfs
Waimea River
HI · Gauge 16031000
100cfs
Optimaloptimal 50–600 cfs
Bow River
AB · Gauge 05BH004
7,063cfs
Optimaloptimal cfs
Falling slowly (-35 cfs/hr)
Kananaskis River
AB · Gauge
—cfs
—optimal cfs
Athabasca River
AB · Gauge 07BE001
43,790cfs
Optimaloptimal cfs
Kicking Horse River
BC · Gauge 08NA006
2,808cfs
Optimaloptimal cfs
North Saskatchewan River
AB · Gauge 05DC001
8,970cfs
Optimaloptimal cfs
Red Deer River
AB · Gauge 05CC002
1,829cfs
Optimaloptimal cfs
Falling slowly (-64 cfs/hr)
Elbow River
AB · Gauge 05BJ004
445cfs
Optimaloptimal cfs
Sunwapta River
AB · Gauge 07AA007
287cfs
Optimaloptimal cfs
Grand River
ON · Gauge 02GB001
2,423cfs
Optimaloptimal cfs
Falling slowly (-39 cfs/hr)
Speed River
ON · Gauge 02GA047
452cfs
Optimaloptimal cfs
Eramosa River
ON · Gauge 02GA029
78cfs
Optimaloptimal cfs
French River
ON · Gauge 02DD010
1,639cfs
Optimaloptimal cfs
Magnetawan River
ON · Gauge 02EA011
480cfs
Optimaloptimal cfs