Station operated in cooperation with Consumers Energy and the Michigan Department of Environment, Great Lakes and Energy.
| Min (2002) | 25th percen- tile | Median | Mean | 75th percen- tile | Most Recent Instantaneous Value Jul 18 | Max (2019) |
|---|---|---|---|---|---|---|
| 850 | 968 | 1040 | 1060 | 1160 | 1190 | 1310 |