Station operated in cooperation with Consumers Energy and the Michigan Department of Environment, Great Lakes and Energy.
| Min (1963) | 25th percen- tile | Median | 75th percen- tile | Mean | Most Recent Instantaneous Value Feb 21 | Max (2018) |
|---|---|---|---|---|---|---|
| 192 | 240 | 254 | 301 | 304 | 517 | 1130 |