Station operated in cooperation with Consumers Energy and the Michigan Department of Environment, Great Lakes and Energy.
| Min (1999) | 25th percen- tile | Median | Mean | 75th percen- tile | Most Recent Instantaneous Value Aug 26 | Max (2020) |
|---|---|---|---|---|---|---|
| 1240 | 1350 | 1460 | 1490 | 1610 | 1650 | 1900 |