Skip to content

Lake Susan

Size 88 acres
Volume 884 acre-ft
Average depth 10 ft
Max depth 17 ft
Watershed size 1281 acres
Land draining directly into 66 acres
MPCA lake classification Shallow
Impairment listing Mercury & Nutrients
Trophic status Eutrophic
Common fish Bluegill, Black Crappie, Northern Pike, Black Bullhead
Invasive species Curlyleaf Pondweed, Eurasian Watermilfoil, Common Carp

For more information about waterbody impairments, visit the Minnesota's Impaired Waters List webpage managed by the Minnesota Pollution Control Agency.

Water Quality

Chlorophyll-A Levels per Year


Phosphorus Levels per Year


Secchi Disk Depth per Year



Lake Susan Factsheet

Learn more about Lake Susan

Lake Susan Factsheet

Related Projects

Lake Susan Spent Lime Treatment

RPBCWD and the City of Chanhassen installed a spent-lime treatment system to reduce phosphorus loading into Lake Susan.

Lake Susan Park Pond Project

As part of an ongoing effort to improve water quality in Lake Susan, the District and the city of Chanhassen are teaming up to fund a water filtering and conservation project at Lake Susan Park Pond.


DNR LakeFinder

Get information on water levels, fish stocking, and water clarity.


MPCA Surface Water Data

Find historical lake and stream water quality data.


Metropolitan Council

View and download information on lakes, rivers, streams, rain gauges

Lake Susan land use