Station operated in cooperation with Consumers Energy and the Michigan Department of Environment, Great Lakes and Energy.
| Min (2007) | 25th percen- tile | Median | Most Recent Instantaneous Value Mar 7 | Mean | 75th percen- tile | Max (2004) |
|---|---|---|---|---|---|---|
| 924 | 1160 | 1290 | 1370 | 1380 | 1540 | 2340 |