How Clean Is Dry Lake?
Dry Lake has poor water quality, with elevated phosphorus and algae. It received a water quality grade of D (Poor) based on EPA monitoring data. Water clarity (Secchi depth): 2.8 ft. Phosphorus: 639.5 µg/L. Chlorophyll-a (algae): 13.1 µg/L. Trophic State Index: 72.
Cleanliness Snapshot
| Metric | Dry Lake | North Dakota avg |
|---|---|---|
| Overall Grade | D | C |
| Water Clarity (Secchi) | 2.8 ft | — |
| Phosphorus | 639.5 µg/L | <30 = clean |
| Chlorophyll-a (Algae) | 13.1 µg/L | <10 = clean |
| Trophic State Index | 72 | <50 = clean |
How does Dry Lake compare?
Dry Lake's grade of D falls below the North Dakota state average of C. It ranks #4 of 8 lakes in Ramsey County by water quality score. Multi-year monitoring data shows water quality is improving based on 4 years of records.