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Power plant cooling lake

Clinton Lake

DeWitt County, Illinois

A power-plant cooling lake near Clinton. Warm water from the plant keeps parts of it open and fishing all winter. It's known for bass, walleye, muskie and catfish.

N2 mi
Air temp in Dewitt, IL Loading current temperature…
Map data © OpenStreetMap contributors.
Surface area4,900 acres
Max depth48 ft
Shoreline—
Boat motorsCheck local rules

Species

Fishery rating out of 5.

Largemouth Bass●●●●○

Weeds, docks and wood in the shallows.

Channel Catfish●●●●○

Cut bait and nightcrawlers on flats and creek mouths in the evening.

Walleye●●●○○

Points, flats and reefs at low light. Jigs and live bait early, crankbaits and crawler harnesses in summer.

Muskellunge●●●○○

Big baits along weed edges and rock bars, best in fall.

Crappie●●●○○

Brush piles, docks and standing timber. Minnows or small jigs.

Boat launches

1 launch sites. Fees and hours change, so confirm before you go.

  • More public accessPublic
    See the IDNR or lake website for all ramps and feesDirections ↗

Size & creel limits

Special rules for this lake, confirmed from official state regulations. Minimum size and daily limit.

SpeciesMin sizeDaily limit
Largemouth Bass16 in3 / day combined
Smallmouth Bass16 in3 / day combined
Channel Catfish
Blue or channel
See Illinois rules book ↗10 / day
White Bass
No more than 3 may be 17 in or longer
See Illinois rules book ↗10 / day
Wiper
No more than 3 may be 17 in or longer
See Illinois rules book ↗10 / day
Walleye18 in3 / day
Crappie
No more than 10 may be 10 in or longer, and 5 under 10 in
See Illinois rules book ↗15 / day

Other species in this lake: look up the limits at Illinois Department of Natural Resources ↗

Verified October 2026. Rules change, so confirm current limits with the Illinois Department of Natural Resources before you fish.

Bait & tackle nearby

Closest shops to the lake and its boat launches. Call ahead for live bait and hours.

Search more bait shops near Clinton Lake ↗

Local tips

  • The warm-water discharge area fishes well in winter.
  • Clinton Lake State Recreation Area has launches.
  • Hybrid striped bass are also stocked.

View on interactive map

Zoom and pan on a street, satellite or terrain map. Red pins are boat launches.

More Illinois lakes

Lake Shelbyville Fox Chain O'Lakes Crab Orchard Lake Lake Springfield Lake Decatur Kinkaid Lake Horseshoe Lake (Madison County) Horseshoe Lake (Alexander County) All Illinois lakes →

Always wear a life jacket and check your state's current regulations before you fish.