Little Mountain Basin
San Bernardino County, California28 acresView mapDirections
No nutrient or algae sampling on record from SWRCB for this lake.
Little Mountain Basin in San Bernardino County, California has water-quality measurements published by SWRCB, shown here as reported. Surface area: 28 acres.
Little Mountain Basin is a 28-acre lake in San Bernardino County, California.
Source: EPA Water Quality Portal sampling records, your state environmental agency. Methodology: how these readings are compared.
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Little Mountain Basin 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 Little Mountain Basin
These are the measurements SWRCB publishes for Little Mountain Basin, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
No clarity data. TSI undefined.
Ask about Little Mountain Basin
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
28 acres
No bathymetric survey has been published for Little Mountain Basin, so its depth is not documented here.
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Stays near Little Mountain Basin
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Frequently asked questions about Little Mountain Basin
Where is Little Mountain Basin?
- Little Mountain Basin is a lake in San Bernardino County, California. Its water-quality measurements are published by SWRCB and shown on this page as reported.
What is the water quality of Little Mountain Basin?
- Little Mountain Basin in San Bernardino County, California has water-quality measurements published by SWRCB, shown here as reported. Surface area: 28 acres.
Is Little Mountain Basin 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
Measurements for Little Mountain Basin come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.