Station operated in cooperation with the Michigan Department of Environment, Great Lakes and Energy.
| Min (1940) | Most Recent Instantaneous Value Dec 17 | 25th percen- tile | Median | Mean | 75th percen- tile | Max (1976) |
|---|---|---|---|---|---|---|
| 12.0 | 98.1 | 121 | 233 | 417 | 510 | 3420 |