New Richmond Flowage

St. Croix County, Wisconsin

OverviewFacts & Figures

Physical Characteristics

Surface Area (Acres)20
Maximum Depth (ft)15
Mean Depth (ft)4
Shoreline (miles)—
Bottom Composition65% sand, 0% gravel, 0% rock, 35% muck
Water Clarity — Secchi Depth (ft)—
Trophic Status—
Drainage BasinDRAINAGE
Lake Classflowage
Public Access—
Township—
GPS Coordinates45.12760° N, 92.53260° W
WBIC (DNR ID)2608800

Fish Species

3 species documented

AbundantCommonPresentRare
SpeciesAbundanceLast Survey
Largemouth BassPresent—
Northern PikePresent—
PanfishPresent—

Boat Landings

1 landing

NameTypeRampTrailersFee♿
Mary Park Boat RampRAMP—1-5NoYes

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—
Eurasian Water-MilfoilConfirmed—

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

New Richmond Flowage — Facts & Figures | Stay Northern