Station operated in cooperation with Consumers Energy and the Michigan Department of Environment, Great Lakes and Energy.
| Min (2003) | 25th percen- tile | Median | Most Recent Instantaneous Value Mar 6 | Mean | 75th percen- tile | Max (2004) |
|---|---|---|---|---|---|---|
| 1300 | 1550 | 1660 | 1720 | 1830 | 2030 | 3490 |