Station operated in cooperation with the Upper Peninsula Power Company and the Michigan Department of Environment, Great Lakes and Energy.
| Min (1971) | 25th percen- tile | Most Recent Instantaneous Value Jul 11 | Median | Mean | 75th percen- tile | Max (1951) |
|---|---|---|---|---|---|---|
| 11.0 | 175 | 186 | 230 | 279 | 307 | 940 |