Long Lake
Beltrami County, Minnesota665 acresView mapDirections
No nutrient or algae sampling on record from Minnesota PCA for this lake.
- 15 ft max depth
Long Lake in Beltrami County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Maximum depth: 15 ft. Surface area: 665 acres.
Long Lake is a 665-acre lake in Beltrami County, Minnesota with a maximum depth of 15 feet.
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 Long 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 Long Lake
These are the measurements Minnesota PCA publishes for Long 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
Max depth
15 ft
Surface area
665 acres
Shoreline
7 mi
The depth above comes from a bathymetric survey of this lake, not from a regional estimate.
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Fishing Long Lake
Nearby Lakes in Beltrami County
Frequently asked questions about Long Lake
Where is Long Lake?
- Long 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 Long Lake?
- Long Lake in Beltrami County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Maximum depth: 15 ft. Surface area: 665 acres.
Is Long Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Long Lake?
- Long Lake has a maximum depth of 15 feet. The lake covers 665 acres.
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Where this data comes from
Measurements for Long 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