Station operated in cooperation with Consumers Energy and the Michigan Department of Environment, Great Lakes and Energy.
| Min (2003) | 25th percen- tile | Median | Mean | 75th percen- tile | Most Recent Instantaneous Value Jul 29 | Max (2020) |
|---|---|---|---|---|---|---|
| 1190 | 1360 | 1500 | 1510 | 1630 | 1660 | 1880 |