High Falls Reservoir

Marinette County, Wisconsin

OverviewFacts & Figures

Physical Characteristics

Surface Area (Acres)1,471
Maximum Depth (ft)54
Mean Depth (ft)12
Shoreline (miles)—
Bottom Composition50% sand, 5% gravel, 5% rock, 40% muck
Water Clarity — Secchi Depth (ft)—
Trophic Status—
Drainage BasinDRAINAGE
Lake Classflowage
Public Access—
Township—
GPS Coordinates45.30430° N, 88.19650° W
WBIC (DNR ID)540600

Fish Species

6 species documented

AbundantCommonPresentRare
SpeciesAbundanceLast Survey
Largemouth BassCommon—
Northern PikeCommon—
Smallmouth BassCommon—
WalleyeCommon—
MuskyPresent—
PanfishPresent—

Boat Landings

8 landings

NameTypeRampTrailersFee♿
Boat Landing #3 - East BayRAMP—11-15NoNo
Boat Launch #1 - West BayRAMP—6-10NoYes
Boat Launch #7 - Rock CoveRAMP—16-20NoNo
Boat Launch #5 - ChannelRAMP—16-20NoYes
Boat Launch #4 - TwinRAMP—6-10NoNo
Boat Launch #6 - Woods CreekRAMP—11-15NoNo
Boat Launch #2 - Bass BayRAMP—6-10NoNo
Boat Landing #3B- Stephenson Park RampRAMP—Gr25NoNo

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
Rusty CrayfishConfirmed—
Zebra MusselConfirmed—
Banded Mystery SnailConfirmed—
Chinese Mystery SnailConfirmed—
Curly-Leaf PondweedConfirmed—
Eurasian Water-MilfoilConfirmed—
Flowering RushConfirmed—

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