Brush Lake
St. Clair County, Illinois37 acresView mapDirections
No nutrient or algae sampling on record from Illinois EPA for this lake.
Brush Lake in St. Clair County, Illinois has water-quality measurements published by Illinois EPA, shown here as reported. Surface area: 37 acres.
Brush Lake is a 37-acre lake in St. Clair County, Illinois.
Source: EPA Water Quality Portal sampling records, Illinois EPA. 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 Brush Lake is safe to swim in today is a call for the Illinois Environmental Protection Agency and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Brush Lake
These are the measurements Illinois EPA publishes for Brush 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 Brush Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
37 acres
Shoreline
4.2 mi
No bathymetric survey has been published for Brush Lake, so its depth is not documented here.
Stays via Stay22
Stays near Brush Lake
Compare lakeside cabins, hotels, and vacation rentals near Brush Lake in St. Clair County, Illinois — live availability and prices for your trip. Switch the map to Satellite to see the lake and how close each stay is to the water.
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Fishing Brush Lake
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Frequently asked questions about Brush Lake
Where is Brush Lake?
- Brush Lake is a lake in St. Clair County, Illinois. Its water-quality measurements are published by Illinois EPA and shown on this page as reported.
What is the water quality of Brush Lake?
- Brush Lake in St. Clair County, Illinois has water-quality measurements published by Illinois EPA, shown here as reported. Surface area: 37 acres.
Is Brush 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 Brush Lake come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.