Station operated in cooperation with the Michigan Department of Environment, Great Lakes and Energy.
| Most Recent Instantaneous Value Dec 12 | Min (1977) | 25th percen- tile | Median | Mean | 75th percen- tile | Max (1992) |
|---|---|---|---|---|---|---|
| -- unavailable -- | 66.0 | 100 | 117 | 134 | 164 | 309 |