Marcus Lake
Beltrami County, Minnesota48 acresView mapDirections
No nutrient or algae sampling on record from Minnesota PCA for this lake.
Marcus Lake in Beltrami County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Surface area: 48 acres.
Marcus Lake is a 48-acre lake in Beltrami County, Minnesota.
Source: EPA Water Quality Portal sampling records, Minnesota DNR LakeFinder. Methodology: how these readings are compared.
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Marcus Lake is safe to swim in today is a call for the Minnesota Pollution Control Agency and the Minnesota DNR and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Marcus Lake
These are the measurements Minnesota PCA publishes for Marcus Lake, shown as reported. The condition class beside each reading is the EPA National Lakes Assessment class for this lake’s ecoregion.
No clarity data. TSI undefined.
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Answers come straight from the public measurements and survey records on this page.
Lake Details
Surface area
48 acres
Shoreline
1 mi
No bathymetric survey has been published for Marcus Lake, so its depth is not documented here.
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Fishing Marcus Lake
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Frequently asked questions about Marcus Lake
Where is Marcus Lake?
- Marcus Lake is a lake in Beltrami County, Minnesota. Its water-quality measurements are published by Minnesota PCA and shown on this page as reported.
What is the water quality of Marcus Lake?
- Marcus Lake in Beltrami County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Surface area: 48 acres.
Is Marcus Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
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Where this data comes from
Measurements for Marcus Lake come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.
Other records on this page
Lake details from Minnesota DNR LakeFinder