South Willow Lake
Grant County, Washington37 acresView mapDirections
No nutrient or algae sampling on record from Washington Ecology for this lake.
South Willow Lake in Grant County, Washington has water-quality measurements published by Washington Ecology, shown here as reported. Surface area: 37 acres.
South Willow Lake is a 37-acre lake in Grant County, Washington.
Source: EPA Water Quality Portal sampling records, WA Ecology. 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 South Willow Lake is safe to swim in today is a call for the Washington State Department of Ecology and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for South Willow Lake
These are the measurements Washington Ecology publishes for South Willow 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. TSI undefined.
Ask about South Willow Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
37 acres
No bathymetric survey has been published for South Willow Lake, so its depth is not documented here.
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Stays near South Willow Lake
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Frequently asked questions about South Willow Lake
Where is South Willow Lake?
- South Willow Lake is a lake in Grant County, Washington. Its water-quality measurements are published by Washington Ecology and shown on this page as reported.
What is the water quality of South Willow Lake?
- South Willow Lake in Grant County, Washington has water-quality measurements published by Washington Ecology, shown here as reported. Surface area: 37 acres.
Is South Willow 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
Measurements for South Willow Lake come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.