Station operated in cooperation with Consumers Energy and the Michigan Department of Environment, Great Lakes and Energy.
| Most Recent Instantaneous Value Jan 3 | Min (2003) | 25th percen- tile | Median | Mean | 75th percen- tile | Max (2005) |
|---|---|---|---|---|---|---|
| 198 | 200 | 232 | 254 | 273 | 283 | 722 |