Station operated in cooperation with Consumers Energy and the Michigan Department of Environment, Great Lakes and Energy.
| Min (1936) | 25th percen- tile | Median | Mean | 75th percen- tile | Most Recent Instantaneous Value Jul 11 | Max (1957) |
|---|---|---|---|---|---|---|
| 727 | 836 | 909 | 949 | 1000 | 1240 | 2200 |