Lake Adley is a lake in Otter Tail County, Minnesota. Its water-quality measurements are published by Minnesota PCA and shown on this page as reported.

How deep is Lake Adley?

Lake Adley has a maximum depth of 19.2 feet. The lake covers 206 acres.

Are there boat ramps on Lake Adley?

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

Can I fish at Lake Adley?

Lake Adley 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 Minnesota's fish and wildlife agency, so check its current regulations before you go.

Lake Adley

Otter Tail County, Minnesota206 acresView map Directions

No nutrient or algae sampling on record from Minnesota PCA for this lake.

Max depth

19.2 ft

Bathymetric survey

Area

206 acres

Surface area

Shoreline

4.4 mi

Measured length

Impaired · Mercury
19 ft max depth
Public access

See the measurements Directions Where to stay

Lake Adley in Otter Tail County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Maximum depth: 19.2 ft. Surface area: 206 acres.

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Lake Adley is a 206-acre lake in Otter Tail County, Minnesota with a maximum depth of 19 feet. Limited fish-species data available. Public access is available with 1 public boat landing.

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

What Lake Adley 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. Lake Adley is listed impaired under Clean Water Act §303(d) (IR 4A) for mercury. Check local advisories before you swim.

Whether Lake Adley is safe to swim in today is a call for the Minnesota Pollution Control Agency and the Minnesota DNR and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.

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Water quality measurements for Lake Adley

These are the measurements Minnesota PCA publishes for Lake Adley, 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 Lake Adley

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

Lake Details

Max depth

19.2 ft

Surface area

206 acres

Shoreline

4.4 mi

Public access

Yes

Listed by Minnesota PCA

The depth above comes from a bathymetric survey of this lake, not from a regional estimate.

Recreation & Access

Boat Landings

Yes

Public Access

Adley LakePublic

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

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Stays near Lake Adley

Compare lakeside cabins, hotels, and vacation rentals near Lake Adley in Otter Tail County, Minnesota — 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 Lake Adley

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Fishing Lake Adley

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

EPA Impairment Status

Lake Adley is officially listed as impaired under Clean Water Act §303(d) in the 2024 EPA reporting cycle (IR category 4A).

Causes of impairment

Mercury

Designated uses not supporting: Fish consumption.

A Total Maximum Daily Load (TMDL) plan has been approved.

Source: EPA ATTAINS assessment unit MN56-0031-00 · Official waterbody report

Nearby Lakes in Otter Tail County

Clarno Lake1.3 miView →Cora Lake2.1 miView →Augusta Lake1.7 miView →Reese Lake1.7 miView →Horsehead Lake2.4 miView →Miller Lake2.3 miView →

Frequently asked questions about Lake Adley

Where is Lake Adley?: Lake Adley is a lake in Otter Tail County, Minnesota. Its water-quality measurements are published by Minnesota PCA and shown on this page as reported.
What is the water quality of Lake Adley?: Lake Adley in Otter Tail County, Minnesota has water-quality measurements published by Minnesota PCA, shown here as reported. Maximum depth: 19.2 ft. Surface area: 206 acres.
Is Lake Adley safe to swim in?: Nutrient and algae readings are not a swimming clearance. Lake Adley is listed impaired under Clean Water Act §303(d) (IR 4A) for mercury. Check local advisories before you swim.
How deep is Lake Adley?: Lake Adley has a maximum depth of 19.2 feet. The lake covers 206 acres.
Are there boat ramps on Lake Adley?: Lake Adley has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Adley Lake. Public access is listed as yes.
Can I fish at Lake Adley?: Lake Adley 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 Minnesota's fish and wildlife agency, so check its current regulations before you go.