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Thermalito Afterbay Water Details - CA
Thermalito Afterbay is a reservoir located in Butte County, California, offering anglers a convenient fishing destination near the towns of Riceton and Richvale. With easy access and a welcoming environment, this site is ideal for those looking to enjoy a day on the water.
This named-water page is not a claim that fishing is legal, safe, or productive here. Check public access, local regulations, fish-consumption advisories, and posted closures before fishing.







© OpenStreetMap contributors · open Thermalito Afterbay in OpenStreetMap or use coordinates 39.47529, -121.68217.
Current conditions & 3-day forecast
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Weather by Open-Meteo.
Water temperature & water-quality monitoring
Check the official EPA assessment (impaired-waters status and fish-consumption advisories) for Thermalito Afterbay at How’s My Waterway (EPA).
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Monitoring summaries from the Water Quality Portal.
State fishing records
Official CA state-record fish are published by the California Dept. of Fish & Wildlife — records there are the state's, not a MonsterRodHolders list.
Fish species
- Chinook Salmon — source
Location facts
| County | Butte |
|---|---|
| Water type | reservoir |
Nearby towns & communities
- Riceton (2.93 mi)
- Richvale (3.57 mi)

Angler comments
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