Station operated in cooperation with Consumers Energy and the Michigan Department of Environment, Great Lakes and Energy.
| Min (1982) | 25th percen- tile | Median | Mean | 75th percen- tile | Most Recent Instantaneous Value Jun 10 | Max (1974) |
|---|---|---|---|---|---|---|
| 802 | 922 | 1020 | 1060 | 1150 | 1240 | 1970 |