Station operated in cooperation with the Michigan Department of Environment, Great Lakes and Energy.
| Min (1949) | 25th percen- tile | Most Recent Instantaneous Value Oct 30 | Median | Mean | 75th percen- tile | Max (2018) |
|---|---|---|---|---|---|---|
| 74.0 | 111 | 119 | 141 | 159 | 186 | 408 |