Mitchell Lake
The Mitchell Lake Subwatershed is a 1.53-square-mile subsection of the Purgatory Creek Subwatershed (a subsection of the Riley Purgatory Bluff Creek Watershed District) that drains to Mitchell Lake, which ultimately drains to Purgatory Creek.
Characteristics
Size | 124 acres |
Average depth | 5.3 ft |
Max depth | 19 ft |
Watershed size | 937 acres |
Impervious surface | 30% of watershed |
MPCA lake classification | Shallow lake |
Impairment listing | Mercury |
Common fish | Bluegill, Black Bullhead, Black Crappie, Northern Pike, Pumpkinseed |
Invasive species | Curlyleaf Pondweed, Eurasian Watermilfoil, Purple Loosestrife |
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
- Curlyleaf pondweed in Mitchell Lake (2018)
- Historical water quality and ecological change of three lakes in the RPBCWD (2011)
- Purgatory Creek Watershed Use Attainability Analysis (UAA; 2017)