Station operated in cooperation with the Michigan Department of Transportation and South Branch Township with additional support from the Mason-Griffith Founders Chapter of Trout Unlimited.
| Min (2003) | 25th percen- tile | Median | Mean | 75th percen- tile | Most Recent Instantaneous Value Aug 1 | Max (1969) |
|---|---|---|---|---|---|---|
| 96.4 | 114 | 132 | 137 | 153 | 229 | 231 |