Sprague-Mather Flowage

Juneau County, Wisconsin

OverviewFacts & Figures

Physical Characteristics

Surface Area (Acres)810
Maximum Depth (ft)9
Mean Depth (ft)
Shoreline (miles)
Bottom Composition95% sand, 0% gravel, 0% rock, 5% muck
Water Clarity — Secchi Depth (ft)
Trophic Status
Drainage BasinDRAINAGE
Lake Classflowage
Public Access
Township
GPS Coordinates44.14240° N, 90.18140° W
WBIC (DNR ID)1348600

Fish Species

2 species documented

AbundantCommonPresentRare
SpeciesAbundanceLast Survey
Northern PikeAbundant
PanfishCommon

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
Curly-Leaf PondweedConfirmed

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

Sprague-Mather Flowage — Facts & Figures | Stay Northern