Heron Lake
Sawyer County, Wisconsin30 acresView mapDirections
No nutrient or algae sampling on record from Wisconsin DNR for this lake.
- 26 ft max depth
Heron Lake in Sawyer County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Maximum depth: 26.2 ft. Surface area: 30 acres.
Heron Lake is a 30-acre lake in Sawyer County, Wisconsin with a maximum depth of 26 feet (13-foot average).
Source: EPA Water Quality Portal sampling records, Wisconsin DNR Surface Water. 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 Heron Lake is safe to swim in today is a call for the Wisconsin Department of Natural Resources and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.
Water quality measurements for Heron Lake
These are the measurements Wisconsin DNR publishes for Heron 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 Heron Lake
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
26.2 ft
Average depth
13.1 ft
Surface area
30 acres
Shoreline
1.3 mi
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Fishing Heron Lake
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Frequently asked questions about Heron Lake
Where is Heron Lake?
- Heron Lake is a lake in Sawyer County, Wisconsin. Its water-quality measurements are published by Wisconsin DNR and shown on this page as reported.
What is the water quality of Heron Lake?
- Heron Lake in Sawyer County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Maximum depth: 26.2 ft. Surface area: 30 acres.
Is Heron Lake safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Heron Lake?
- Heron Lake has a maximum depth of 26.2 feet and an average depth of 13.1 feet. The lake covers 30 acres.
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Where this data comes from
Measurements for Heron Lake come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.