Station operated in cooperation with the Michigan Department of Environment, Great Lakes and Energy.
| Min (2003) | 25th percen- tile | Median | Mean | 75th percen- tile | Most Recent Instantaneous Value Aug 24 | Max (2002) |
|---|---|---|---|---|---|---|
| 69.0 | 85 | 90 | 94 | 101 | 116 | 153 |