Thompsonville Lake
Franklin County, Illinois44 acresView mapDirections
No nutrient or algae sampling on record from Illinois EPA for this lake.
Thompsonville Lake in Franklin County, Illinois has water-quality measurements published by Illinois EPA, shown here as reported. Surface area: 44 acres.
Thompsonville Lake is a 44-acre lake in Franklin 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 Thompsonville 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 Thompsonville Lake
These are the measurements Illinois EPA publishes for Thompsonville 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 Thompsonville Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
44 acres
Shoreline
2.4 mi
No bathymetric survey has been published for Thompsonville Lake, so its depth is not documented here.
Stays via Stay22
Stays near Thompsonville Lake
Compare lakeside cabins, hotels, and vacation rentals near Thompsonville Lake in Franklin 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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Frequently asked questions about Thompsonville Lake
Where is Thompsonville Lake?
- Thompsonville Lake is a lake in Franklin County, Illinois. Its water-quality measurements are published by Illinois EPA and shown on this page as reported.
What is the water quality of Thompsonville Lake?
- Thompsonville Lake in Franklin County, Illinois has water-quality measurements published by Illinois EPA, shown here as reported. Surface area: 44 acres.
Is Thompsonville 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 Thompsonville Lake come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.