Station operated in cooperation with the City of Sturgis and the Michigan Department of Environment, Great Lakes and Energy.
| Min (1967) | 25th percen- tile | Median | Mean | Most Recent Instantaneous Value Oct 15 | 75th percen- tile | Max (2002) |
|---|---|---|---|---|---|---|
| 182 | 449 | 621 | 753 | 799 | 950 | 2110 |