Station operated in cooperation with Consumers Energy and the Michigan Department of Environment, Great Lakes and Energy.
| Min (1958) | 25th percen- tile | Median | Mean | 75th percen- tile | Most Recent Instantaneous Value Jun 14 | Max (2008) |
|---|---|---|---|---|---|---|
| 781 | 919 | 1010 | 1060 | 1130 | 1240 | 3150 |