Station operated in cooperation with Cleveland-Cliffs Inc. and the Michigan Department of Environment, Great Lakes and Energy.
| Min (2008) | 25th percen- tile | Median | Most Recent Instantaneous Value Oct 30 | Mean | 75th percen- tile | Max (1973) |
|---|---|---|---|---|---|---|
| 12.5 | 24 | 25 | 25.3 | 26 | 26 | 75.0 |