Johnson Lake
Itasca County, Minnesota294 acresView mapDirections
No nutrient or algae sampling on record from Minnesota PCA for this lake.
- 51 ft max depth
Johnson Lake in Itasca County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Maximum depth: 51 ft. Surface area: 294 acres.
Johnson Lake is a 294-acre lake in Itasca County, Minnesota with a maximum depth of 51 feet.
Source: EPA Water Quality Portal sampling records, Minnesota DNR LakeFinder. Methodology: how these readings are compared.
What Johnson Lake is good for
From access and monitoring records, not editorial picks.
- Deep water51 ft surveyed max depth
Swimming conditions
No readingNot rated
Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
Whether Johnson 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 Johnson Lake
These are the measurements Minnesota PCA publishes for Johnson 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.
Ask about Johnson Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
51 ft
Surface area
294 acres
Shoreline
4.1 mi
The depth above comes from a bathymetric survey of this lake, not from a regional estimate.
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Fishing Johnson Lake
Nearby Lakes in Itasca County
Frequently asked questions about Johnson Lake
Where is Johnson Lake?
- Johnson Lake is a lake in Itasca County, Minnesota. Its water-quality measurements are published by Minnesota PCA and shown on this page as reported.
What is the water quality of Johnson Lake?
- Johnson Lake in Itasca County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Maximum depth: 51 ft. Surface area: 294 acres.
Is Johnson Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Johnson Lake?
- Johnson Lake has a maximum depth of 51 feet. The lake covers 294 acres.
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Where this data comes from
Measurements for Johnson 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