Colmar Lake
McDonough County, Illinois25 acresView mapDirections
No nutrient or algae sampling on record from Illinois EPA for this lake.
Colmar Lake in McDonough County, Illinois has water-quality measurements published by Illinois EPA, shown here as reported. Surface area: 25 acres.
Colmar Lake is a 25-acre lake in McDonough 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 Colmar 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 Colmar Lake
These are the measurements Illinois EPA publishes for Colmar 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 Colmar Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
25 acres
No bathymetric survey has been published for Colmar Lake, so its depth is not documented here.
Stays via Stay22
Stays near Colmar Lake
Compare lakeside cabins, hotels, and vacation rentals near Colmar Lake in McDonough 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 Colmar Lake
Where is Colmar Lake?
- Colmar Lake is a lake in McDonough County, Illinois. Its water-quality measurements are published by Illinois EPA and shown on this page as reported.
What is the water quality of Colmar Lake?
- Colmar Lake in McDonough County, Illinois has water-quality measurements published by Illinois EPA, shown here as reported. Surface area: 25 acres.
Is Colmar 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 Colmar Lake come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.