What is the water quality grade for St Jacobs Well Lake?

St Jacobs Well Lake in Clark County, Kansas received a water quality grade of B (Good). Water clarity: 5.2 ft visibility. Phosphorus: 27.5 µg/L. Chlorophyll-a (algae): 3.6 µg/L.

Is St Jacobs Well Lake safe to swim in?

Good for swimming, clear water with low algae levels. St Jacobs Well Lake has an overall water quality grade of B. Algae concentration (chlorophyll-a) is 3.6 µg/L. Always check local health department advisories before swimming.

Clark County, Kansas

St Jacobs Well Lake

Grade BGood · 5.2 ft clarity

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Mesotrophic

St Jacobs Well Lake is a mesotrophic lake in Clark County, Kansas. Water quality is graded B based on 2 sampling years through 2014. Compared to the 2 other monitored lakes in Clark County, St Jacobs Well Lake ranks #1 for water quality.

Source: EPA Water Quality Portal sampling records, Kansas DNR, last sampled 2014-06-17. Grade methodology: LakeGrade methodology.

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Swimming Safety

Good for swimming, clear water with low algae levels

Water Quality Grade: B, Good

Murky, only visible to about 5.2 ft. Phosphorus level: 27.5 µg/L. Chlorophyll-a: 3.6 µg/L. Trophic State Index: 49.

Metric	Value	Grade
Water Clarity (Secchi Depth)	5.2 ft	C
Phosphorus	27.5 µg/L	C
Chlorophyll-a (Algae)	3.6 µg/L	B
Trophic State Index (TSI)	49	Mesotrophic

Moderate nutrients, good water quality

Where to stay near St Jacobs Well Lake

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