Trude 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 Trude Lake?

Trude Lake has a maximum depth of 48 feet and an average depth of 14 feet. The lake covers 786 acres.

Are there boat ramps on Trude Lake?

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

Can I fish at Trude Lake?

Trude 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.

Trude Lake

Iron County, Wisconsin786 acresView map Directions

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

Max depth

48 ft

Bathymetric survey

Area

786 acres

Surface area

Shoreline

11.9 mi

Measured length

Impaired · Mercury
48 ft max depth
Public access

See the measurements Directions Where to stay

Trude Lake in Iron County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Maximum depth: 48 ft. Surface area: 786 acres.

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Trude Lake is a 786-acre lake in Iron County, Wisconsin with a maximum depth of 48 feet (14-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 Trude Lake is good for

From access and monitoring records, not editorial picks.

Boat launch1 documented ramp
Deep water48 ft surveyed max depth

Swimming conditions

No reading

Not rated

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

Whether Trude 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 Trude Lake

These are the measurements Wisconsin DNR publishes for Trude 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 Trude Lake

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

Lake Details

Max depth

48 ft

Average depth

14 ft

Surface area

786 acres

Shoreline

11.9 mi

Public access

Yes

Listed by Wisconsin DNR

Recreation & Access

Boat Landings

Yes

Public Access

Trude 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 Trude Lake

Compare lakeside cabins, hotels, and vacation rentals near Trude 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.

Top-rated places to stay near Trude Lake

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Fishing Trude Lake

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

EPA Impairment Status

Trude 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 WI10003728 · Official waterbody report

Nearby Lakes in Iron County

Sand Lake14.2 ft clear1.2 miView →Turtle Flambeau Flowage Lake6 ft clear · Mesotrophic1.6 miView →One Man Lake2.2 miView →Wilson Lake11 ft clear · Mesotrophic1.9 miView →Third Black Lake2.8 miView →Lake of the Falls5.4 ft clear · Mesotrophic—View →

Frequently asked questions about Trude Lake

Where is Trude Lake?: Trude 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 Trude Lake?: Trude Lake in Iron County, Wisconsin has water-quality measurements published by Wisconsin DNR, shown here as reported. Maximum depth: 48 ft. Surface area: 786 acres.
Is Trude Lake safe to swim in?: Nutrient and algae readings are not a swimming clearance. Trude Lake is listed impaired under Clean Water Act §303(d) (IR 5) for mercury. Check local advisories before you swim.
How deep is Trude Lake?: Trude Lake has a maximum depth of 48 feet and an average depth of 14 feet. The lake covers 786 acres.
Are there boat ramps on Trude Lake?: Trude Lake has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Trude Lake. Public access is listed as yes.
Can I fish at Trude Lake?: Trude 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.