Koop Lake
Stearns County, Minnesota56 acresView mapDirections
No nutrient or algae sampling on record from Minnesota PCA for this lake.
- 50 ft max depth
Koop Lake in Stearns County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Maximum depth: 50 ft. Surface area: 56 acres.
Koop Lake is a 56-acre lake in Stearns County, Minnesota with a maximum depth of 50 feet.
Source: EPA Water Quality Portal sampling records, Minnesota DNR LakeFinder. Methodology: how these readings are compared.
What Koop Lake is good for
From access and monitoring records, not editorial picks.
- Deep water50 ft surveyed max depth
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Koop Lake is safe to swim in today is a call for the Minnesota Pollution Control Agency and the Minnesota DNR and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Koop Lake
These are the measurements Minnesota PCA publishes for Koop 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 Koop Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
50 ft
Surface area
56 acres
Shoreline
1.3 mi
The depth above comes from a bathymetric survey of this lake, not from a regional estimate.
Stays via Stay22
Stays near Koop Lake
Compare lakeside cabins, hotels, and vacation rentals near Koop Lake in Stearns County, Minnesota — 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.
Top-rated places to stay near Koop Lake
Prices for Oct 16–18, 4 adults. Change dates on the map below.
Availability and prices from Stay22 partners (Booking.com, Vrbo, Expedia). We may earn a commission from bookings, at no extra cost to you.
Planning a whole trip? See where to stay at Minnesota’s top lakes →
Follow Koop Lake’s readings
Email me when new measurements post for this lake. Updates stay free.
Or email
Fishing Koop Lake
Nearby Lakes in Stearns County
Frequently asked questions about Koop Lake
Where is Koop Lake?
- Koop Lake is a lake in Stearns County, Minnesota. Its water-quality measurements are published by Minnesota PCA and shown on this page as reported.
What is the water quality of Koop Lake?
- Koop Lake in Stearns County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Maximum depth: 50 ft. Surface area: 56 acres.
Is Koop Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Koop Lake?
- Koop Lake has a maximum depth of 50 feet. The lake covers 56 acres.
Explore Koop Lake across LakeQuality
Fish species and the cleanest lakes across Minnesota
Fish species and best lakes in Stearns County
Species activity outlook by water temperature and season
Where to stay at Minnesota's top lakes, each with its readings
Lakes in the Crow River Watershed, ranked by water quality
Lakes in the Sauk River Watershed, ranked by water quality
Minnesota's cleanest lakes, ranked on agency measurements
More lakes in Minnesota
Other Lakes in Minnesota
Where this data comes from
Measurements for Koop Lake come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.
Other records on this page
Lake details from Minnesota DNR LakeFinder