Day Lake

Ashland County, Wisconsin

OverviewFacts & Figures

Physical Characteristics

Surface Area (Acres)578
Maximum Depth (ft)20
Mean Depth (ft)7
Shoreline (miles)
Bottom Composition
Water Clarity — Secchi Depth (ft)
Trophic Status
Drainage BasinDRAINAGE
Lake Classflowage
Public Access
Township
GPS Coordinates46.18740° N, 90.90640° W
WBIC (DNR ID)2430300

Fish Species

3 species documented

AbundantCommonPresentRare
SpeciesAbundanceLast Survey
PanfishAbundant
Largemouth BassCommon
MuskyCommon

Boat Landings

1 landing

NameTypeRampTrailersFee
Public Boat LandingPublic

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

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

Day Lake — Facts & Figures | Stay Northern