South Cascade Lake
Skagit County, Washington47 acresView mapDirections
No nutrient or algae sampling on record from Washington Ecology for this lake.
South Cascade Lake in Skagit County, Washington has water-quality measurements published by Washington Ecology, shown here as reported. Surface area: 47 acres.
South Cascade Lake is a 47-acre lake in Skagit 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 Cascade 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 Cascade Lake
These are the measurements Washington Ecology publishes for South Cascade 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 Cascade Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
47 acres
Shoreline
1.3 mi
No bathymetric survey has been published for South Cascade Lake, so its depth is not documented here.
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Frequently asked questions about South Cascade Lake
Where is South Cascade Lake?
- South Cascade Lake is a lake in Skagit 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 Cascade Lake?
- South Cascade Lake in Skagit County, Washington has water-quality measurements published by Washington Ecology, shown here as reported. Surface area: 47 acres.
Is South Cascade 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 Cascade Lake come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.