Knapp Flowage
Polk County, Wisconsin33 acresView mapDirections
No nutrient or algae sampling on record from Wisconsin DNR for this lake.
- 12 ft max depth
Knapp Flowage in Polk County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Maximum depth: 12 ft. Surface area: 33 acres.
Knapp Flowage is a 33-acre lake in Polk County, Wisconsin with a maximum depth of 12 feet.
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 Knapp Flowage 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 Knapp Flowage
These are the measurements Wisconsin DNR publishes for Knapp Flowage, 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 Knapp Flowage
Answers come straight from the public measurements and survey records on this page.
Lake Details
Max depth
12 ft
Surface area
33 acres
Shoreline
2.8 mi
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Fishing Knapp Flowage
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Frequently asked questions about Knapp Flowage
Where is Knapp Flowage?
- Knapp Flowage is a lake in Polk County, Wisconsin. Its water-quality measurements are published by Wisconsin DNR and shown on this page as reported.
What is the water quality of Knapp Flowage?
- Knapp Flowage in Polk County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Maximum depth: 12 ft. Surface area: 33 acres.
Is Knapp Flowage safe to swim in?
- Nutrient and algae readings are not a swimming clearance. Check local advisories before you swim.
How deep is Knapp Flowage?
- Knapp Flowage has a maximum depth of 12 feet. The lake covers 33 acres.
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Where this data comes from
Measurements for Knapp Flowage come from the EPA Water Quality Portal. Per-sample source details are not recorded for this lake.