Marshall County, Minnesota · Water Quality Report Card
Wb-A Agassiz Nwr Lake
Wb-A Agassiz Nwr Lake in Marshall County, Minnesota is not rated for water quality — its monitoring record does not meet the evidence bar.
Wb-A Agassiz Nwr Lake is a lake in Marshall County, Minnesota.
Source: EPA Water Quality Portal sampling records, Minnesota DNR LakeFinder, last sampled 2020-08-27. Grade methodology: LakeGrade methodology.
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Swimming Safety
Not rated for swimming — there is not enough monitoring data to judge this lake
Water Quality Grade: Not rated
No clarity data.
| Metric | Value | Grade |
|---|---|---|
| Water Clarity (Secchi Depth) | No data | |
| Phosphorus | No data | |
| Chlorophyll-a (Algae) | No data |
Where to stay near Wb-A Agassiz Nwr Lake
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Fishing Wb-A Agassiz Nwr Lake
Location
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Where this data comes from
1 measurement from 1 monitoring station, 2020. Retrieved from the EPA Water Quality Portal on 2026-08-02.
Collected and reported by
- USGS Minnesota Water Science Center
USGS-MN1 sample · 2020
Analytical methods
- YSI Environmental, sensor 6136
Monitoring station identifiers (1)
Grade thresholds come from the U.S. EPA National Lakes Assessment 2022 Technical Support Document (EPA 841-R-24-006, Table 6-3), applied by ecoregion. See how grades are calculated.
Data Sources
Water quality data from the EPA Water Quality Portal
Grade thresholds from the EPA National Lakes Assessment (EPA 841-R-24-006, Table 6-3), applied by ecoregion
Most recent sample: 2020-08-27
Monitoring stations: 1