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Lake Saint Jean Baptiste Water Details - LA
Lake Saint Jean Baptiste is a lake in Terrebonne County, LA. Use this named-water page to check the map, current conditions, and nearby water-quality monitoring; confirm public access, regulations, advisories, and fishability with local sources before fishing.
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 Lake Saint Jean Baptiste in OpenStreetMap or use coordinates 29.22023, -90.55425.
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 Lake Saint Jean Baptiste at How’s My Waterway (EPA).
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Monitoring summaries from the Water Quality Portal.
Location facts
| County | Terrebonne |
|---|---|
| Water type | lake |