Manson Lake

Oneida County, Wisconsin

OverviewFacts & Figures

Physical Characteristics

Surface Area (Acres)236
Maximum Depth (ft)54
Mean Depth (ft)—
Shoreline (miles)—
Bottom Composition55% sand, 10% gravel, 30% rock, 5% muck
Water Clarity — Secchi Depth (ft)—
Trophic Status—
Drainage BasinDRAINAGE
Lake Classlake
Public Access—
Township—
GPS Coordinates45.56250° N, 89.63290° W
WBIC (DNR ID)1517200

Fish Species

6 species documented

AbundantCommonPresentRare
SpeciesAbundanceLast Survey
MuskyCommon—
PanfishCommon—
WalleyeCommon—
Largemouth BassPresent—
Northern PikePresent—
Smallmouth BassPresent—

Boat Landings

1 landing

NameTypeRampTrailersFee♿
Manson Lake AccessRAMP—1-5NoNo

Invasive Species

Invasive species have been documented in or near this lake. Please clean, drain, and dry all watercraft and equipment before leaving to prevent spread.

SpeciesStatusFirst Detected
Banded Mystery SnailConfirmed—
Chinese Mystery SnailConfirmed—
Curly-Leaf PondweedConfirmed—
Eurasian Water-MilfoilConfirmed—
Purple LoosestrifeConfirmed—

Data sourced from Wisconsin DNR lake surveys. Last scraped: 4/29/2026.