Station operated in cooperation with Consumers Energy and the Michigan Department of Environment, Great Lakes and Energy.
| Min (1997) | 25th percen- tile | Median | Mean | 75th percen- tile | Most Recent Instantaneous Value Jul 30 | Max (2008) |
|---|---|---|---|---|---|---|
| 1210 | 1360 | 1450 | 1500 | 1610 | 1630 | 2000 |