Station operated in cooperation with Consumers Energy and the Michigan Department of Environment, Great Lakes and Energy.
| Min (1990) | Most Recent Instantaneous Value Dec 4 | 25th percen- tile | Median | Mean | 75th percen- tile | Max (1971) |
|---|---|---|---|---|---|---|
| 684 | 734 | 850 | 972 | 988 | 1110 | 1660 |