Rumsey Slough End Lake
Lake County, CaliforniaView mapDirections
No nutrient or algae sampling on record from SWRCB for this lake.
- Limited data
Rumsey Slough End Lake in Lake County, California has water-quality measurements published by SWRCB, shown here as reported.
Rumsey Slough End Lake is a lake in Lake County, California.
Source: EPA Water Quality Portal sampling records, your state environmental agency, last sampled 2025-05-19. Methodology: how these readings are compared.
Swimming conditions
No readingLimited data
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Rumsey Slough End Lake is safe to swim in today is a call for the California State Water Resources Control Board and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Rumsey Slough End Lake
These are the measurements SWRCB publishes for Rumsey Slough End Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
No clarity data.
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Answers come straight from the public measurements and survey records on this page.
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Frequently asked questions about Rumsey Slough End Lake
Where is Rumsey Slough End Lake?
- Rumsey Slough End Lake is a lake in Lake County, California. Its water-quality measurements are published by SWRCB and shown on this page as reported.
What is the water quality of Rumsey Slough End Lake?
- Rumsey Slough End Lake in Lake County, California has water-quality measurements published by SWRCB, shown here as reported.
Is Rumsey Slough End Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
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Where this data comes from
16 measurements from 1 monitoring station, 2020–2025. Retrieved from the EPA Water Quality Portal on 2026-08-21.
Collected and reported by
- Big Valley Band of Pomo Indians of the Big Valley Rancheria, California (Tribal)
CA_BVR16 samples · 2020–2025
Analytical methods
- Chlorophyll a
Monitoring station identifiers (1)
EPA condition classes from the National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See where the data comes from and data sources.