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McMahon
Scott County · Near Credit River · DOW 70005000
187 ac
Surface Area
14 ft
Max Depth
7 ft
Water Clarity
4 mi
Shoreline
1 Public Access
This lake has 1 public access point for launching watercraft or shore fishing.
Weather
Fishing Forecast
Depth Map
Highlights
Clear water with good visibility, nice for swimming and watching fish off the dock
Excellent fishing diversity with Northern Pike, Walleye, Largemouth Bass all present
Great panfish lake with yellow perch and bluegill and black crappie. Solid pick for family fishing
Size Distribution
2025 DNR survey — how fish here compare to statewide averages
Small for speciesLarge for species
26″
35″
9″
Below avgAverageAbove avg
Nearby Lakes
Other lakes near McMahon
McMahon is a 187-acre lake located in Scott County, Minnesota near Credit River. It has a maximum depth of 14 feet. Known for Walleye, Northern Pike, Largemouth Bass, Black Crappie, Bluegill. Last surveyed by MN DNR in 2025.