Lake Susan
Located in Chanhassen, Lake Susan is a part of the Riley Creek Chain of Lakes. It is the third lake that Riley Creek flows through as it makes its way to the Minnesota River.
Characteristics
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 |
Learn More
- 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 and for the Minneapolis/St. Paul metropolitan area.
Factsheet

Related Documents
- Aquatic Plant Community of Lakes Lucy, Mitchell, Susan, Riley and Staring within the Riley Purgatory Bluff Creek Watershed: Final Report for 2015-2017
- Development and Implementation of a sustainable strategy to control common carp in Riley Creek chain of lakes (2015)
- Curlyleaf pondweed delineation survey - Lake Susan, spring 2018