Station operated in cooperation with Consumers Energy and the Michigan Department of Environment, Great Lakes and Energy.
| Min (2005) | 25th percen- tile | Median | Mean | 75th percen- tile | Most Recent Instantaneous Value Jul 14 | Max (2008) |
|---|---|---|---|---|---|---|
| 1230 | 1370 | 1550 | 1590 | 1630 | 1920 | 2600 |