What is the water quality grade for American Falls R-Sportsmans Cove Lake?

American Falls R-Sportsmans Cove Lake in Power County, Idaho received a water quality grade of C (Fair). Phosphorus: 55 µg/L. Chlorophyll-a (algae): 20.1 µg/L.

Is American Falls R-Sportsmans Cove Lake safe to swim in?

Swim with caution, moderate algae may be present. American Falls R-Sportsmans Cove Lake has an overall water quality grade of C. Algae concentration (chlorophyll-a) is 20.1 µg/L. Always check local health department advisories before swimming.

Power County, Idaho

American Falls R-Sportsmans Cove Lake

Grade CFair water quality

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Eutrophic

American Falls R-Sportsmans Cove Lake is a productive, nutrient-rich eutrophic lake in Power County, Idaho. Water quality is graded C based on 2 sampling years through 2024. Compared to the 5 other monitored lakes in Power County, American Falls R-Sportsmans Cove Lake ranks #5 for water quality.

Source: EPA Water Quality Portal sampling records, Idaho DNR, last sampled 2024-07-23. Grade methodology: LakeGrade methodology.

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Swimming Safety

Swim with caution, moderate algae may be present

Water Quality Grade: C, Fair

No clarity data. Phosphorus level: 55 µg/L. Chlorophyll-a: 20.1 µg/L. Trophic State Index: 61.

Metric	Value	Grade
Water Clarity (Secchi Depth)	No data
Phosphorus	55 µg/L	C
Chlorophyll-a (Algae)	20.1 µg/L	D
Trophic State Index (TSI)	61	Eutrophic

High nutrients, frequent algae, reduced clarity

Where to stay near American Falls R-Sportsmans Cove Lake

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