Nevada Lake
Powell County, Montana351 acresView mapDirections
No nutrient or algae sampling on record from Montana DEQ for this lake.
- Impaired · Nutrients (phosphorus, nitrogen)
- 65 ft max depth
Nevada Lake in Powell County, Montana has water-quality measurements published by Montana DEQ, shown here as reported. Maximum depth: 65 ft. Surface area: 351 acres.
Nevada Lake is a 351-acre lake in Powell County, Montana with a maximum depth of 65 feet.
Source: EPA Water Quality Portal sampling records, Montana DEQ. Methodology: how these readings are compared.
What Nevada Lake is good for
From access and monitoring records, not editorial picks.
- Deep water65 ft surveyed max depth
Swimming conditions
No readingRecreation use not supported
Nutrient and algae readings are not a swimming clearance. Nevada Lake is listed impaired under Clean Water Act §303(d) (IR 4A) for nutrients (phosphorus, nitrogen), oxygen depletion (low DO), sediment / turbidity. Check local advisories before you swim.
Whether Nevada 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 Nevada Lake
These are the measurements Montana DEQ publishes for Nevada 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 Nevada Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
65 ft
Surface area
351 acres
Shoreline
4.6 mi
Stays via Stay22
Stays near Nevada Lake
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Fishing Nevada Lake
EPA Impairment Status
Nevada Lake is officially listed as impaired under Clean Water Act §303(d) in the 2021 EPA reporting cycle (IR category 4A).
Causes of impairment
Designated uses not supporting: Aquatic life, Recreation.
A Total Maximum Daily Load (TMDL) plan has been approved.
Source: EPA ATTAINS assessment unit MT76F007_020 · Official waterbody report
Nearby Lakes in Powell County
Frequently asked questions about Nevada Lake
Where is Nevada Lake?
- Nevada 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 Nevada Lake?
- Nevada Lake in Powell County, Montana has water-quality measurements published by Montana DEQ, shown here as reported. Maximum depth: 65 ft. Surface area: 351 acres.
Is Nevada Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Nevada Lake is listed impaired under Clean Water Act §303(d) (IR 4A) for nutrients (phosphorus, nitrogen), oxygen depletion (low DO), sediment / turbidity. Check local advisories before you swim.
How deep is Nevada Lake?
- Nevada Lake has a maximum depth of 65 feet. The lake covers 351 acres.
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Where this data comes from
Measurements for Nevada Lake come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.
Other records on this page
Impairment status from EPA ATTAINS 303(d) database