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

How deep is Owl Lake?

Owl Lake has a maximum depth of 27 feet and an average depth of 7 feet. The lake covers 126 acres.

Are there boat ramps on Owl Lake?

Owl Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Owl Lake. Public access is listed as yes.

Can I fish at Owl Lake?

Owl Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Seasons, size and bag limits, and whether you need a license are set by Wisconsin's fish and wildlife agency, so check its current regulations before you go.

Owl Lake

Iron County, Wisconsin126 acresView map Directions

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

Max depth

27 ft

Bathymetric survey

Area

126 acres

Surface area

Shoreline

3.8 mi

Measured length

Impaired · Mercury
27 ft max depth
Public access

See the measurements Directions Where to stay

Owl Lake in Iron County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Maximum depth: 27 ft. Surface area: 126 acres.

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Owl Lake is a 126-acre lake in Iron County, Wisconsin with a maximum depth of 27 feet (7-foot average). Limited fish-species data available. Public access is available with 1 public boat landing.

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

What Owl Lake is good for

From access and monitoring records, not editorial picks.

Boat launch1 documented ramp

Swimming conditions

No reading

Not rated

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

Whether Owl 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.

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Water quality measurements for Owl Lake

These are the measurements Wisconsin DNR publishes for Owl 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 Owl Lake

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

Lake Details

Max depth

27 ft

Average depth

7 ft

Surface area

126 acres

Shoreline

3.8 mi

Public access

Yes

Listed by Wisconsin DNR

Recreation & Access

Boat Landings

Yes

Public Access

Owl LakePublic

Named access points in the USGS National Boat Ramps inventory, within about 3 miles. More lakes with boat ramps

Stays via Stay22

Stays near Owl Lake

Compare lakeside cabins, hotels, and vacation rentals near Owl Lake in Iron 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 Owl Lake

→ Owl Lake fishing regulations (limits, seasons, special rules)

EPA Impairment Status

Owl Lake 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 WI10003768 · Official waterbody report

Nearby Lakes in Iron County

Virgin Lake0.5 miView →Hewitt Lake16.5 ft clear1.1 miView →Oak Lake1.1 miView →Hawk Lake2 miView →Fisher Lake7 ft clear · Mesotrophic2.9 miView →Pardee Lake2 miView →

Frequently asked questions about Owl Lake

Where is Owl Lake?: Owl Lake is a lake in Iron County, Wisconsin. Its water-quality measurements are published by Wisconsin DNR and shown on this page as reported.
What is the water quality of Owl Lake?: Owl Lake in Iron County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Maximum depth: 27 ft. Surface area: 126 acres.
Is Owl Lake safe to swim in?: Nutrient and algae readings are not a swimming clearance. Owl Lake is listed impaired under Clean Water Act §303(d) (IR 5) for mercury. Check local advisories before you swim.
How deep is Owl Lake?: Owl Lake has a maximum depth of 27 feet and an average depth of 7 feet. The lake covers 126 acres.
Are there boat ramps on Owl Lake?: Owl Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Owl Lake. Public access is listed as yes.
Can I fish at Owl Lake?: Owl Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Seasons, size and bag limits, and whether you need a license are set by Wisconsin's fish and wildlife agency, so check its current regulations before you go.