Where is Lake McLeansboro?

Lake McLeansboro is a lake in Hamilton County, Illinois. Its water-quality measurements are published by Illinois EPA and shown on this page as reported.

How deep is Lake McLeansboro?

Lake McLeansboro has a maximum depth of 23 feet and an average depth of 10 feet. The lake covers 57 acres.

Are there boat ramps on Lake McLeansboro?

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

Can I fish at Lake McLeansboro?

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

Lake McLeansboro

Hamilton County, Illinois57 acresView map Directions

No nutrient or algae sampling on record from Illinois EPA for this lake.

Max depth

23 ft

Bathymetric survey

Area

57 acres

Surface area

Shoreline

2.7 mi

Measured length

Impaired · Nutrients (phosphorus, nitrogen)
23 ft max depth
Public access

See the measurements Directions Where to stay

Lake McLeansboro in Hamilton County, Illinois has water-quality measurements published by Illinois EPA, shown here as reported. Maximum depth: 23 ft. Surface area: 57 acres.

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Lake McLeansboro is a 57-acre lake in Hamilton County, Illinois with a maximum depth of 23 feet (10-foot average). Limited fish-species data available. Public access is available with 1 public boat landing.

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

What Lake McLeansboro 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 McLeansboro is listed impaired under Clean Water Act §303(d) (IR 5) for nutrients (phosphorus, nitrogen). Check local advisories before you swim.

Whether Lake McLeansboro is safe to swim in today is a call for the Illinois Environmental Protection Agency and the county health department, who post current advisories. LakeQuality does not issue swimming clearances.

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Water quality measurements for Lake McLeansboro

These are the measurements Illinois EPA publishes for Lake McLeansboro, 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 McLeansboro

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

Lake Details

Max depth

23 ft

Average depth

10 ft

Surface area

57 acres

Shoreline

2.7 mi

Public access

Yes

Listed by Illinois EPA

Recreation & Access

Boat Landings

Yes

Public Access

Lake McLeansboroPublic

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 McLeansboro

Compare lakeside cabins, hotels, and vacation rentals near Lake McLeansboro in Hamilton County, Illinois — 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 McLeansboro

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Fishing Lake McLeansboro

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

EPA Impairment Status

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

Causes of impairment

Nutrients (phosphorus, nitrogen)

Designated uses not supporting: Other.

Source: EPA ATTAINS assessment unit IL_RAZA · Official waterbody report

Nearby Lakes in Hamilton County

L P Dolan Lake8.6 miView →Thompsonville Lake13.9 miView →Harrisburg Reservoir16.5 miView →Sandy Run Lake15.1 miView →Eldorado Reservoir18.2 miView →Wayne City Lake2.1 ft clear · Eutrophic—View →

Frequently asked questions about Lake McLeansboro

Where is Lake McLeansboro?: Lake McLeansboro is a lake in Hamilton County, Illinois. Its water-quality measurements are published by Illinois EPA and shown on this page as reported.
What is the water quality of Lake McLeansboro?: Lake McLeansboro in Hamilton County, Illinois has water-quality measurements published by Illinois EPA, shown here as reported. Maximum depth: 23 ft. Surface area: 57 acres.
Is Lake McLeansboro safe to swim in?: Nutrient and algae readings are not a swimming clearance. Lake McLeansboro is listed impaired under Clean Water Act §303(d) (IR 5) for nutrients (phosphorus, nitrogen). Check local advisories before you swim.
How deep is Lake McLeansboro?: Lake McLeansboro has a maximum depth of 23 feet and an average depth of 10 feet. The lake covers 57 acres.
Are there boat ramps on Lake McLeansboro?: Lake McLeansboro has 1 documented boat landing in the USGS National Boat Ramps inventory. Named access points include Lake McLeansboro. Public access is listed as yes.
Can I fish at Lake McLeansboro?: Lake McLeansboro 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 Illinois's fish and wildlife agency, so check its current regulations before you go.