Coopers Lake
Powell County, Montana200 acresView mapDirections
No nutrient or algae sampling on record from Montana DEQ for this lake.
- 70 ft max depth
Coopers Lake in Powell County, Montana has water-quality measurements published by Montana DEQ, shown here as reported. Maximum depth: 70 ft. Surface area: 200 acres.
Coopers Lake is a 200-acre lake in Powell County, Montana with a maximum depth of 70 feet.
Source: EPA Water Quality Portal sampling records, Montana DEQ. Methodology: how these readings are compared.
What Coopers Lake is good for
From access and monitoring records, not editorial picks.
- Camping2 public campgrounds nearby
- Deep water70 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 Coopers Lake is safe to swim in today is a call for the Montana Department of Environmental Quality and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Coopers Lake
These are the measurements Montana DEQ publishes for Coopers 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 Coopers Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
70 ft
Surface area
200 acres
Shoreline
3.2 mi
Recreation & Access
Public campgrounds near Coopers Lake
- Big Nelson Cg Complex0.8 km
- Big Nelson Campground Complex1.1 km
Nearest public campgrounds in the USGS National Map inventory, within about 3 miles. An empty list means USGS records no campground that close, which is not the same as camping being unavailable. Where the source gives an official reservation link, it is used; the cabin and hotel search does not cover campsites. More camping lakes
Stays via Stay22
Stays near Coopers Lake
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Top-rated places to stay near Coopers Lake
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Fishing Coopers Lake
Nearby Lakes in Powell County
Frequently asked questions about Coopers Lake
Where is Coopers Lake?
- Coopers Lake is a lake in Powell County, Montana. Its water-quality measurements are published by Montana DEQ and shown on this page as reported.
What is the water quality of Coopers Lake?
- Coopers Lake in Powell County, Montana has water-quality measurements published by Montana DEQ, shown here as reported. Maximum depth: 70 ft. Surface area: 200 acres.
Is Coopers Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Coopers Lake?
- Coopers Lake has a maximum depth of 70 feet. The lake covers 200 acres.
Are there campgrounds on Coopers Lake?
- Coopers Lake has 2 public campgrounds from USGS The National Map within 5 km, including Big Nelson Cg Complex, Big Nelson Campground Complex. This is a location join, not a booking. Cabins and hotels are listed separately; campsite reservations use the official link when the source provides one.
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Where this data comes from
Measurements for Coopers Lake come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.
Other records on this page
Public campgrounds from USGS The National Map Structures, within about 3 miles