Rock Dam Lake

Clark County, Wisconsin

OverviewFacts & Figures

Physical Characteristics

Surface Area (Acres)96
Maximum Depth (ft)10
Mean Depth (ft)5
Shoreline (miles)—
Bottom Composition60% sand, 0% gravel, 0% rock, 40% muck
Water Clarity — Secchi Depth (ft)—
Trophic Status—
Drainage BasinDRAINAGE
Lake Classflowage
Public Access—
Township—
GPS Coordinates44.72830° N, 90.84200° W
WBIC (DNR ID)2139000

Fish Species

2 species documented

AbundantCommonPresentRare
SpeciesAbundanceLast Survey
Largemouth BassPresent—
PanfishPresent—

Boat Landings

1 landing

NameTypeRampTrailersFee♿
Rock Dam County Park Boat RampRAMP—6-10NoYes

Invasive Species

No invasive species currently documented for this lake.

Data sourced from Wisconsin DNR lake surveys. Last scraped: 4/30/2026.