Browns Lake
Powell County, Montana517 acresView mapDirections
No nutrient or algae sampling on record from Montana DEQ for this lake.
- 27 ft max depth
Browns Lake in Powell County, Montana has water-quality measurements published by Montana DEQ, shown here as reported. Maximum depth: 27 ft. Surface area: 517 acres.
Browns Lake is a 517-acre lake in Powell County, Montana with a maximum depth of 27 feet.
Source: EPA Water Quality Portal sampling records, Montana DEQ. 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 Browns 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 Browns Lake
These are the measurements Montana DEQ publishes for Browns 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 Browns Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
27 ft
Surface area
517 acres
Shoreline
6.8 mi
Stays via Stay22
Stays near Browns Lake
Compare lakeside cabins, hotels, and vacation rentals near Browns Lake in Powell County, Montana — 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 Browns 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 Montana’s top lakes →
Follow Browns Lake’s readings
Email me when new measurements post for this lake. Updates stay free.
Or email
Fishing Browns Lake
Nearby Lakes in Powell County
Frequently asked questions about Browns Lake
Where is Browns Lake?
- Browns 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 Browns Lake?
- Browns Lake in Powell County, Montana has water-quality measurements published by Montana DEQ, shown here as reported. Maximum depth: 27 ft. Surface area: 517 acres.
Is Browns Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Browns Lake?
- Browns Lake has a maximum depth of 27 feet. The lake covers 517 acres.
Explore Browns Lake across LakeQuality
More lakes in Montana
Other Lakes in Montana
Where this data comes from
Measurements for Browns Lake come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.