Emerald Lake
St. Louis County, Minnesota72 acresView mapDirections
No nutrient or algae sampling on record from Minnesota PCA for this lake.
- 34 ft max depth
Emerald Lake in St. Louis County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Maximum depth: 34 ft. Surface area: 72 acres.
Emerald Lake is a 72-acre lake in St. Louis County, Minnesota with a maximum depth of 34 feet.
Source: EPA Water Quality Portal sampling records, Minnesota DNR LakeFinder. Methodology: how these readings are compared.
What Emerald Lake is good for
From access and monitoring records, not editorial picks.
- Deep water34 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 Emerald 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 Emerald Lake
These are the measurements Minnesota PCA publishes for Emerald 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 Emerald Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
34 ft
Surface area
72 acres
Shoreline
2.1 mi
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Fishing Emerald Lake
Nearby Lakes in St. Louis County
Frequently asked questions about Emerald Lake
Where is Emerald Lake?
- Emerald Lake is a lake in St. Louis County, Minnesota. Its water-quality measurements are published by Minnesota PCA and shown on this page as reported.
What is the water quality of Emerald Lake?
- Emerald Lake in St. Louis County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Maximum depth: 34 ft. Surface area: 72 acres.
Is Emerald Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Emerald Lake?
- Emerald Lake has a maximum depth of 34 feet. The lake covers 72 acres.
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Where this data comes from
Measurements for Emerald 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