How Clean Is East Vermilion Lake?
East Vermilion Lake does not have enough monitoring data to grade. Its EPA monitoring record does not meet the evidence bar for a letter grade, so it is published unrated — that is an absence of evidence, not a poor result. The measurements below are what the record does contain. Water clarity (Secchi depth): 6.5 ft. Trophic State Index: 50.
Cleanliness Snapshot
| Metric | East Vermilion Lake | Minnesota avg |
|---|---|---|
| Overall Grade | NR | C |
| Water Clarity (Secchi) | 6.5 ft | — |
| Trophic State Index | 50 | <50 = clean |
How does East Vermilion Lake compare?
East Vermilion Lake is not rated for water quality — its monitoring record does not meet the evidence bar, so it is not compared with the Minnesota state average. Multi-year monitoring data shows water quality is declining based on 5 years of records.
More on East Vermilion Lake
Is East Vermilion Lake safe for swimming? →What fish are in East Vermilion Lake? →Is East Vermilion Lake polluted? →When Does East Vermilion Lake Freeze? Typical Ice-In Nov 28, Ice-Out Apr 30 →Full water quality report →St. Louis County lakes →Cleanest lakes in St. Louis County →Cleanest lakes in Minnesota →