Station operated in cooperation with the Michigan Department of Environment, Great Lakes and Energy.
| Min (1936) | 25th percen- tile | Median | Most Recent Instantaneous Value Oct 6 | 75th percen- tile | Mean | Max (1987) |
|---|---|---|---|---|---|---|
| 4.20 | 48 | 82 | 107 | 140 | 241 | 6260 |