Station operated in cooperation with Consumers Energy and the Michigan Department of Environment, Great Lakes and Energy.
| Min (2003) | 25th percen- tile | Median | Mean | 75th percen- tile | Most Recent Instantaneous Value Mar 9 | Max (2009) |
|---|---|---|---|---|---|---|
| 200 | 301 | 395 | 483 | 541 | 551 | 1510 |