What is the water quality grade for Maskenthine Reservoir?

Maskenthine Reservoir in Stanton County, Nebraska received a water quality grade of F (Very Poor). Water clarity: 2.1 ft visibility. Phosphorus: 151 µg/L. Chlorophyll-a (algae): 62.9 µg/L.

Is Maskenthine Reservoir safe to swim in?

Avoid swimming, very poor water quality, potential algae toxins. Maskenthine Reservoir has an overall water quality grade of F. Algae concentration (chlorophyll-a) is 62.9 µg/L. Always check local health department advisories before swimming.

Stanton County, Nebraska

Maskenthine Reservoir

Grade FVery Poor · 2.1 ft clarity

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Hypereutrophic

Maskenthine Reservoir is a highly nutrient-loaded hypereutrophic lake in Stanton County, Nebraska. Water quality is graded F based on 2 sampling years through 2022.

Source: EPA Water Quality Portal sampling records, Nebraska DNR, last sampled 2022-09-07. Grade methodology: LakeGrade methodology.

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Swimming Safety

Avoid swimming, very poor water quality, potential algae toxins

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Water Quality Grade: F, Very Poor

Very murky, less than 2.1 ft of visibility. Phosphorus level: 151 µg/L. Chlorophyll-a: 62.9 µg/L. Trophic State Index: 71.

Metric	Value	Grade
Water Clarity (Secchi Depth)	2.1 ft	F
Phosphorus	151 µg/L	F
Chlorophyll-a (Algae)	62.9 µg/L	F
Trophic State Index (TSI)	71	Hypereutrophic

Very high nutrients, dense algae, poor clarity

Where to stay near Maskenthine Reservoir

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