Station operated in cooperation with the Michigan Department of Environment, Great Lakes and Energy.
| Min (1934) | Most Recent Instantaneous Value Jul 31 | 25th percen- tile | Median | Mean | 75th percen- tile | Max (2023) |
|---|---|---|---|---|---|---|
| 18.0 | 60.3 | 86 | 120 | 138 | 152 | 811 |