Lake Riley - Lake and Watershed Characteristics
| Size | 297 acres |
| Volume | 6,230 acre-ft |
| Average depth | 23 ft |
| Max depth | 49 ft |
| Watershed size | 1,776 acres |
| Land draining directly into | 818 acres |
| MPCA lake classification | Deep |
| Impairment listing | Mercury & Nutrients |
| Trophic status | Eutrophic |
| Common fish | Bluegill, Northern Pike, Yellow Perch, Yellow Bullhead |
| Invasive species | Curlyleaf Pondweed, Eurasion Watermilfoil, Common Carp, Zebra Mussels |