Leigh Flowage

Oconto County, Wisconsin

OverviewFacts & Figures

Physical Characteristics

Surface Area (Acres)238
Maximum Depth (ft)52
Mean Depth (ft)12
Shoreline (miles)—
Bottom Composition75% sand, 0% gravel, 0% rock, 25% muck
Water Clarity — Secchi Depth (ft)—
Trophic Status—
Drainage BasinDRAINAGE
Lake Classflowage
Public Access—
Township—
GPS Coordinates45.04360° N, 88.23320° W
WBIC (DNR ID)519500

Fish Species

4 species documented

AbundantCommonPresentRare
SpeciesAbundanceLast Survey
Largemouth BassCommon—
Northern PikeCommon—
PanfishCommon—
WalleyePresent—

Boat Landings

1 landing

NameTypeRampTrailersFee♿
Leigh Flowage Access (Ed Tank Boat Landing)RAMP—0NoNo

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—
Hybrid Eurasian / Northern Water-MilfoilConfirmed—
Phragmites (non-native)Confirmed—
Zebra MusselConfirmed—

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