Grass Lake
Itasca County, Minnesota119 acresView mapDirections
No nutrient or algae sampling on record from Minnesota PCA for this lake.
- 54 ft max depth
Grass Lake in Itasca County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Maximum depth: 53.9 ft. Surface area: 119 acres.
Grass Lake is a 119-acre lake in Itasca County, Minnesota with a maximum depth of 54 feet.
Source: EPA Water Quality Portal sampling records, Minnesota DNR LakeFinder. Methodology: how these readings are compared.
What Grass Lake is good for
From access and monitoring records, not editorial picks.
- Deep water53.9 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 Grass 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 Grass Lake
These are the measurements Minnesota PCA publishes for Grass 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 Grass Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
53.9 ft
Surface area
119 acres
Shoreline
3.2 mi
The depth above comes from a bathymetric survey of this lake, not from a regional estimate.
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Fishing Grass Lake
Nearby Lakes in Itasca County
Frequently asked questions about Grass Lake
Where is Grass Lake?
- Grass 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 Grass Lake?
- Grass Lake in Itasca County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Maximum depth: 53.9 ft. Surface area: 119 acres.
Is Grass Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Grass Lake?
- Grass Lake has a maximum depth of 53.9 feet. The lake covers 119 acres.
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Where this data comes from
Measurements for Grass 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