Station operated in cooperation with the Michigan Department of Environment, Great Lakes and Energy.
| Min (2007) | 25th percen- tile | Mean | Median | 75th percen- tile | Max (2021) | Most Recent Instantaneous Value Aug 3 |
|---|---|---|---|---|---|---|
| 73.5 | 88 | 97 | 99 | 107 | 118 | 134 |