What is the water quality grade for Eureka Lake?

Eureka Lake in Greenwood County, Kansas received a water quality grade of C (Fair). Water clarity: 2.4 ft visibility. Phosphorus: 40.5 µg/L. Chlorophyll-a (algae): 18 µg/L.

Is Eureka Lake safe to swim in?

Swim with caution, moderate algae may be present. Eureka Lake has an overall water quality grade of C. Algae concentration (chlorophyll-a) is 18 µg/L. Always check local health department advisories before swimming.

Greenwood County, Kansas

Eureka Lake

Grade CFair · 2.4 ft clarity

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Eutrophic

Eureka Lake is a productive, nutrient-rich eutrophic lake in Greenwood County, Kansas. Water quality is graded C based on 2 sampling years through 2014. Compared to the 5 other monitored lakes in Greenwood County, Eureka Lake ranks #5 for water quality.

Source: EPA Water Quality Portal sampling records, Kansas DNR, last sampled 2014-08-06. Grade methodology: LakeGrade methodology.

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Swimming Safety

Swim with caution, moderate algae may be present

Water Quality Grade: C, Fair

Very murky, less than 2.4 ft of visibility. Phosphorus level: 40.5 µg/L. Chlorophyll-a: 18 µg/L. Trophic State Index: 60.

Metric	Value	Grade
Water Clarity (Secchi Depth)	2.4 ft	F
Phosphorus	40.5 µg/L	C
Chlorophyll-a (Algae)	18 µg/L	C
Trophic State Index (TSI)	60	Eutrophic

High nutrients, frequent algae, reduced clarity

Where to stay near Eureka Lake

Compare lakeside cabins, hotels, and vacation rentals near Eureka Lake in Greenwood 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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