A
Trestle Lake
Itasca County, Minnesota
Water Quality Grade: A — Excellent
Good clarity — visible to about 14.8 feet. Phosphorus level: 13 µg/L.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | 4.5 m | B |
| Phosphorus | 13 µg/L | A |
| Chlorophyll-a (Algae) | No data |
County Ranking
Ranked #52 of 149 lakes in Itasca County
Data Sources
Data from the EPA Water Quality Portal
Grading methodology based on Metropolitan Council standards
Most recent sample: 2020-09-29
Monitoring stations: 1