Station operated in cooperation with the Michigan Department of Environment, Great Lakes and Energy.
| Min (1941) | 25th percen- tile | Most Recent Instantaneous Value Jun 9 | Median | Mean | 75th percen- tile | Max (1947) |
|---|---|---|---|---|---|---|
| 45.0 | 125 | 170 | 210 | 304 | 347 | 2150 |