How Clean Is Ml-Ditch 36 Lake?
Ml-Ditch 36 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): 5.7 ft. Phosphorus: 23.5 µg/L. Chlorophyll-a (algae): 5.2 µg/L. Trophic State Index: 49.
Cleanliness Snapshot
| Metric | Ml-Ditch 36 Lake | Minnesota avg |
|---|---|---|
| Overall Grade | C | C |
| Water Clarity (Secchi) | 5.7 ft | — |
| Phosphorus | 23.5 µg/L | <30 = clean |
| Chlorophyll-a (Algae) | 5.2 µg/L | <10 = clean |
| Trophic State Index | 49 | <50 = clean |
How does Ml-Ditch 36 Lake compare?
Ml-Ditch 36 Lake's grade of C matches or beats the Minnesota state average of C. It ranks #25 of 53 lakes in Aitkin County by water quality score. Multi-year monitoring data shows water quality is improving based on 5 years of records.