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Alaska · Lake and Peninsula Borough

Brooks River

🏞 National Park
Lake and Peninsula Borough · 1.5 mi · Class I
Optimal: 100–500 CFS · USGS #
CFS
No realtime gauge
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Flow data is live from USGS·Rapid classifications and CFS ranges need community verification·Know this river?
Avg flow: 280 cfsHist. median: 252 cfs
Katmai National Park and Preserve · Brooks Camp National Historic Landmark

About

Brooks Camp Archaeological Site traces human presence back to 4500 BCE along this 1.5-mile connector between Brooks Lake and Naknek Lake in Katmai National Park and Preserve. The Brooks River runs at roughly 280 CFS through Alaska's Lake and Peninsula Borough, but the flow matters less than the timing — July brings sockeye salmon runs that draw massive brown bears to Brooks Falls, where a viewing platform built in 1980 offers front-row seats to one of nature's most concentrated feeding displays. Below the falls, fly-fishing-only regulations protect native char and rainbow trout populations, with trophy rainbows staging near the Brooks Lake outlet through fall. Brooks Lodge provides the only accommodation and outfitting in this roadless section of the Alaska Peninsula. The river itself presents easy Class I water, but the National Historic Landmark designation and strict permitting reflect the site's archaeological significance and the need to manage both bear and human traffic during peak salmon runs.

Solunar Fishing Activity
🌒
Waxing Crescent
15% illumination
Poor
Moon overhead
2:07 PM
Moonrise
4:43 PM
Moonset
11:31 AM
Moon underfoot
2:07 AM
Next full moon: May 3111 days
Outfitters
Brooks Lodge
NPS-operated lodge at Brooks Camp, reservations 18 months ahead
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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