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Illinois · Macon / Sangamon Co.

Sangamon River

Macon / Sangamon Co. · 240 mi · Class Riffles
Optimal: 500–2000 CFS · USGS #05576000
1,100 avg
1,510CFS
15.17 ft gauge height
Optimal
Rising slowly (+10 cfs/hr)(+50 in 3h)
Flow data is live from USGS·Rapid classifications and CFS ranges need community verification·Know this river?
Avg flow: 1,100 cfsHist. median: 990 cfsUSGS #05576000
Lincoln Heritage Water Trail · Sangchris Lake State Park

About

From Decatur through Springfield to the Illinois River, the Sangamon carries 1100 CFS average through 240 miles of prairie country in Macon and Sangamon counties. The Lincoln Heritage Water Trail follows the river's connection to Abraham Lincoln, who navigated these waters as a young man. Optimal flows run 500–2000 CFS on USGS gauge 05576000, with the river offering mostly riffles rather than true rapids. The Decatur to Riverton section covers 30 miles through the designated heritage corridor, while the Riverton to Springfield stretch runs 15 miles past the state capital. Downstream, the Petersburg to Beardstown section spans 40 miles before the Sangamon joins the Illinois River. Sangchris Lake State Park sits along the corridor, providing access to this major prairie waterway.

Solunar Fishing Activity
🌒
Waxing Crescent
15% illumination
Poor
Moon overhead
9:29 AM
Moonrise
2:01 PM
Moonset
4:57 AM
Moon underfoot
9:29 PM
Next full moon: May 3111 days
10-Year Flow Patterns
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Your Optimal Range
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Data Quality

River conditions are community-verified. CFS ranges, difficulty ratings, and access points may not reflect every flow level or seasonal change. Always check current conditions, scout unfamiliar rapids, and paddle within your skill level.

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