What is the water quality grade for Nla Lake?

Nla Lake in Natrona County, Wyoming received a water quality grade of C (Fair). Water clarity: 8.2 ft visibility. Phosphorus: 44000 µg/L. Chlorophyll-a (algae): 4.8 µg/L.

Is Nla Lake safe to swim in?

Generally safe for swimming, moderate water quality. Nla Lake has an overall water quality grade of C. Algae concentration (chlorophyll-a) is 4.8 µg/L. Always check local health department advisories before swimming.

Natrona County, Wyoming · 42.55°N

Nla Lake

Grade CFair · 8.2 ft clarity

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Hypereutrophic

Nla Lake is a highly nutrient-loaded hypereutrophic lake in Natrona County, Wyoming. Water quality is graded C based on 3 sampling years through 2012. Compared to the 13 other monitored lakes in Natrona County, Nla Lake ranks #9 for water quality.

Source: EPA Water Quality Portal sampling records, Wyoming DNR, last sampled 2012-07-08. Grade methodology: LakeGrade methodology.

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Swimming Safety

Generally safe for swimming, moderate water quality

Water Quality Grade: C, Fair

Moderate clarity, visible to about 8.2 ft. Phosphorus level: 44000 µg/L. Chlorophyll-a: 4.8 µg/L. Trophic State Index: 84.

Metric	Value	Grade
Water Clarity (Secchi Depth)	8.2 ft	C
Phosphorus	44000 µg/L	F
Chlorophyll-a (Algae)	4.8 µg/L	A
Trophic State Index (TSI)	84	Hypereutrophic

Very high nutrients, dense algae, poor clarity

Where to stay near Nla Lake

Compare lakeside cabins, hotels, and vacation rentals near Nla Lake in Natrona County, Wyoming — 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.

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