How Clean Is Pleasant Lake?
Pleasant Lake has fair water quality — typical of lakes with moderate nutrient enrichment. It received a water quality grade of C (Fair) based on EPA monitoring data. Water clarity (Secchi depth): 5.6 ft. Phosphorus: 50 µg/L. Trophic State Index: 56.
Cleanliness Snapshot
| Metric | Pleasant Lake | Minnesota avg |
|---|---|---|
| Overall Grade | C | C |
| Water Clarity (Secchi) | 5.6 ft | — |
| Phosphorus | 50 µg/L | <30 = clean |
| Trophic State Index | 56 | <50 = clean |
How does Pleasant Lake compare?
Pleasant Lake's grade of C matches or beats the Minnesota state average of C. It ranks #23 of 49 lakes in Ramsey County by water quality score. Multi-year monitoring data shows water quality is stable based on 5 years of records.