What is the water quality grade for Cimarron Lake?

Cimarron Lake in Morton County, Kansas received a water quality grade of D (Poor). Water clarity: 1.2 ft visibility. Phosphorus: 91 µg/L. Chlorophyll-a (algae): 26 µg/L.

Is Cimarron Lake safe to swim in?

Swimming not recommended, poor water quality with high algae risk. Cimarron Lake has an overall water quality grade of D. Algae concentration (chlorophyll-a) is 26 µg/L. Always check local health department advisories before swimming.

Morton County, Kansas

Cimarron Lake

Grade DPoor · 1.2 ft clarity

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Eutrophic

Cimarron Lake is a productive, nutrient-rich eutrophic lake in Morton County, Kansas. Water quality is graded D based on 2 sampling years through 2014. Compared to the 1 other monitored lakes in Morton County, Cimarron Lake ranks #1 for water quality.

Source: EPA Water Quality Portal sampling records, Kansas DNR, last sampled 2014-06-16. Grade methodology: LakeGrade methodology.

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Swimming Safety

Swimming not recommended, poor water quality with high algae risk

Water Quality Grade: D, Poor

Very murky, less than 1.2 ft of visibility. Phosphorus level: 91 µg/L. Chlorophyll-a: 26 µg/L. Trophic State Index: 69.

Metric	Value	Grade
Water Clarity (Secchi Depth)	1.2 ft	F
Phosphorus	91 µg/L	D
Chlorophyll-a (Algae)	26 µg/L	D
Trophic State Index (TSI)	69	Eutrophic

High nutrients, frequent algae, reduced clarity

Where to stay near Cimarron Lake

Compare lakeside cabins, hotels, and vacation rentals near Cimarron Lake in Morton County, Kansas — 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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