Upper Mud Lake

Dane County, Wisconsin

OverviewFacts & Figures

Physical Characteristics

Surface Area (Acres)218
Maximum Depth (ft)8
Mean Depth (ft)4
Shoreline (miles)
Bottom Composition50% sand, 0% gravel, 0% rock, 50% muck
Water Clarity — Secchi Depth (ft)
Trophic Status
Drainage BasinDRAINAGE
Lake Classlake
Public Access
Township
GPS Coordinates43.03840° N, 89.31650° W
WBIC (DNR ID)804000

Fish Species

6 species documented

AbundantCommonPresentRare
SpeciesAbundanceLast Survey
Largemouth BassAbundant
PanfishAbundant
Northern PikeCommon
CatfishPresent
MuskyPresent
WalleyePresent

Boat Landings

No boat landing data available.

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
Chinese Mystery SnailConfirmed
Curly-Leaf PondweedConfirmed
Purple LoosestrifeConfirmed
Zebra MusselConfirmed

Data sourced from Wisconsin DNR lake surveys. Last scraped: 3/24/2026.