What is the water quality grade for Tuttle Creek Lake?

Tuttle Creek Lake in Riley County, Kansas received a water quality grade of D (Poor). Water clarity: 2.9 ft visibility. Phosphorus: 260 µg/L. Chlorophyll-a (algae): 21.5 µg/L.

Is Tuttle Creek Lake safe to swim in?

Swimming not recommended, poor water quality with high algae risk. Tuttle Creek Lake has an overall water quality grade of D. Algae concentration (chlorophyll-a) is 21.5 µg/L. Always check local health department advisories before swimming.

Riley County, Kansas

Tuttle Creek Lake

Grade DPoor · 2.9 ft clarity

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Eutrophic

Tuttle Creek Lake is a productive, nutrient-rich eutrophic lake in Riley County, Kansas. Water quality is graded D based on 2 sampling years through 2018. Compared to the 1 other monitored lakes in Riley County, Tuttle Creek Lake ranks #1 for water quality.

Source: EPA Water Quality Portal sampling records, Kansas DNR, last sampled 2018-06-11. Grade methodology: LakeGrade methodology.

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Swimming Safety

Swimming not recommended, poor water quality with high algae risk

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Water Quality Grade: D, Poor

Very murky, less than 2.9 ft of visibility. Phosphorus level: 260 µg/L. Chlorophyll-a: 21.5 µg/L. Trophic State Index: 69.

Metric	Value	Grade
Water Clarity (Secchi Depth)	2.9 ft	F
Phosphorus	260 µg/L	F
Chlorophyll-a (Algae)	21.5 µg/L	D
Trophic State Index (TSI)	69	Eutrophic

High nutrients, frequent algae, reduced clarity

Where to stay near Tuttle Creek Lake

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