Station operated in cooperation with Consumers Energy and the Michigan Department of Environment, Great Lakes and Energy.
| Min (1964) | 25th percen- tile | Median | Most Recent Instantaneous Value Jul 28 | Mean | 75th percen- tile | Max (1969) |
|---|---|---|---|---|---|---|
| 185 | 215 | 232 | 233 | 245 | 255 | 750 |