Where is North Flowage?

North Flowage is a lake in Monroe County, Wisconsin. Its water-quality measurements are published by Wisconsin DNR and shown on this page as reported.

How deep is North Flowage?

North Flowage has a maximum depth of 17 feet. The lake covers 237 acres.

North Flowage

Monroe County, Wisconsin237 acresView map Directions

No nutrient or algae sampling on record from Wisconsin DNR for this lake.

Max depth

17 ft

Bathymetric survey

Area

237 acres

Surface area

Shoreline

5.6 mi

Measured length

Impaired · Mercury
17 ft max depth

See the measurements Directions Where to stay

North Flowage in Monroe County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Maximum depth: 17 ft. Surface area: 237 acres.

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North Flowage is a 237-acre lake in Monroe County, Wisconsin with a maximum depth of 17 feet.

Source: EPA Water Quality Portal sampling records, Wisconsin DNR Surface Water. Methodology: how these readings are compared.

Swimming conditions

No reading

Not rated

Nutrient and algae readings are not a swimming clearance. North Flowage is listed impaired under Clean Water Act §303(d) (IR 5) for mercury. Check local advisories before you swim.

Whether North 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.

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Water quality measurements for North Flowage

These are the measurements Wisconsin DNR publishes for North 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 North Flowage

Answers come straight from the public measurements and survey records on this page.

Lake Details

Max depth

17 ft

Surface area

237 acres

Shoreline

5.6 mi

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Stays near North Flowage

Compare lakeside cabins, hotels, and vacation rentals near North Flowage in Monroe County, Wisconsin — live availability and prices for your trip. Switch the map to Satellite to see the lake and how close each stay is to the water.

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Fishing North Flowage

→ North Flowage fishing regulations (limits, seasons, special rules)

EPA Impairment Status

North Flowage is officially listed as impaired under Clean Water Act §303(d) in the 2024 EPA reporting cycle (IR category 5).

Causes of impairment

Mercury

Designated uses not supporting: Fish consumption.

Source: EPA ATTAINS assessment unit WI10003107 · Official waterbody report

Nearby Lakes in Monroe County

Wazeda Lake7.9 miView →Angelo Pond—View →Lake TomahHypereutrophic—View →Water Mill Pond—View →Perch Lake—View →Scott Flowage—View →

Frequently asked questions about North Flowage

Where is North Flowage?: North Flowage is a lake in Monroe County, Wisconsin. Its water-quality measurements are published by Wisconsin DNR and shown on this page as reported.
What is the water quality of North Flowage?: North Flowage in Monroe County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Maximum depth: 17 ft. Surface area: 237 acres.
Is North Flowage safe to swim in?: Nutrient and algae readings are not a swimming clearance. North Flowage is listed impaired under Clean Water Act §303(d) (IR 5) for mercury. Check local advisories before you swim.
How deep is North Flowage?: North Flowage has a maximum depth of 17 feet. The lake covers 237 acres.