How Clean Is White Iron Lake?
White Iron Lake is a clean lake by Minnesota standards. It received a water quality grade of B (Good) based on EPA monitoring data. Water clarity (Secchi depth): 4.5 ft. Phosphorus: 19 µg/L. Trophic State Index: 51.
Cleanliness Snapshot
| Metric | White Iron Lake | Minnesota avg |
|---|---|---|
| Overall Grade | B | C |
| Water Clarity (Secchi) | 4.5 ft | — |
| Phosphorus | 19 µg/L | <30 = clean |
| Trophic State Index | 51 | <50 = clean |
How does White Iron Lake compare?
White Iron Lake's grade of B matches or beats the Minnesota state average of C. It ranks #84 of 142 lakes in Lake County by water quality score. Multi-year monitoring data shows water quality is declining based on 5 years of records.