Is E A Patterson Lake Safe for Swimming?
E A Patterson Lake in Stark County, North Dakota has nutrient and algae measurements on record from state and federal monitoring. Chlorophyll-a in the monitoring record runs high enough that algae is a factor. A water-quality reading is not a swimming clearance. The state water agency and county health departments post current advisories; check them before you swim.. Water clarity: 6 ft visibility. Phosphorus: 246 µg/L. Chlorophyll-a (algae): 15.9 µg/L. Always check local health department advisories before swimming.
Key Metrics
| Metric | Value |
|---|---|
| Water Clarity (Secchi Depth) | 6 ft |
| Phosphorus | 246 μg/L |
| Chlorophyll-a (Algae) | 15.9 μg/L |
| Location | Stark County, North Dakota |
How does E A Patterson Lake compare?
On nutrient and algae readings, E A Patterson Lake matches or beats the North Dakota state average. It ranks #1 of 3 lakes in Stark County on nutrient and algae readings.
Water clarity (Secchi depth) sits at 6 feet. That puts the lake in good clarity range, with limited algae interference. Algae levels (chlorophyll-a) measure 15.9 µg/L — moderate; acceptable for swimming on most days, but worth checking advisories.
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