Where is Capeneys Lake?

Capeneys Lake is a lake in Sheridan County, Montana. Its water-quality measurements are published by Montana DEQ and shown on this page as reported.

Capeneys Lake

Sheridan County, Montana723 acresView map Directions

No nutrient or algae sampling on record from Montana DEQ for this lake.

Area

723 acres

Surface area

Impaired · Mercury

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Capeneys Lake in Sheridan County, Montana has water-quality measurements published by Montana DEQ, shown here as reported. Surface area: 723 acres.

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Capeneys Lake is a 723-acre lake in Sheridan County, Montana.

Source: EPA Water Quality Portal sampling records, Montana DEQ. Methodology: how these readings are compared.

Swimming conditions

No reading

Not rated

Nutrient and algae readings are not a swimming clearance. Capeneys Lake is listed impaired under Clean Water Act §303(d) (IR 5) for mercury, metals (other than mercury). Check local advisories before you swim.

Whether Capeneys 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.

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Water quality measurements for Capeneys Lake

These are the measurements Montana DEQ publishes for Capeneys 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 Capeneys Lake

Answers come straight from the public measurements and survey records on this page.

Lake Details

Surface area

723 acres

No bathymetric survey has been published for Capeneys Lake, so its depth is not documented here.

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Stays near Capeneys Lake

Compare lakeside cabins, hotels, and vacation rentals near Capeneys Lake in Sheridan 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 Capeneys Lake

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Fishing Capeneys Lake

→ Capeneys Lake fishing regulations (limits, seasons, special rules)

EPA Impairment Status

Capeneys Lake is officially listed as impaired under Clean Water Act §303(d) in the 2021 EPA reporting cycle (IR category 5).

Causes of impairment

MercuryMetals (other than mercury)

Designated uses not supporting: Aquatic life.

Source: EPA ATTAINS assessment unit MT40R003_010 · Official waterbody report

Nearby Lakes in Sheridan County

Medicine Lake4.9 miView →Katy Lake5.7 miView →Long Lake9 miView →Brush Lake12.2 miView →Clear Lake—View →Homestead Lake13.5 miView →

Frequently asked questions about Capeneys Lake

Where is Capeneys Lake?: Capeneys Lake is a lake in Sheridan County, Montana. Its water-quality measurements are published by Montana DEQ and shown on this page as reported.
What is the water quality of Capeneys Lake?: Capeneys Lake in Sheridan County, Montana has water-quality measurements published by Montana DEQ, shown here as reported. Surface area: 723 acres.
Is Capeneys Lake safe to swim in?: Nutrient and algae readings are not a swimming clearance. Capeneys Lake is listed impaired under Clean Water Act §303(d) (IR 5) for mercury, metals (other than mercury). Check local advisories before you swim.