Station operated in cooperation with Consumers Energy and the Michigan Department of Environment, Great Lakes and Energy.
| Min (1959) | 25th percen- tile | Median | Mean | 75th percen- tile | Most Recent Instantaneous Value Mar 8 | Max (1973) |
|---|---|---|---|---|---|---|
| 543 | 833 | 904 | 985 | 1060 | 1390 | 2010 |