Station operated in cooperation with Cleveland-Cliffs Inc. and the Michigan Department of Environment, Great Lakes and Energy.
| Min (1973) | 25th percen- tile | Mean | Median | Most Recent Instantaneous Value Jan 6 | 75th percen- tile | Max (2021) |
|---|---|---|---|---|---|---|
| 15.0 | 24 | 25 | 25 | 25.9 | 26 | 40.1 |