Station operated in cooperation with the City of Sturgis and the Michigan Department of Environment, Great Lakes and Energy.
| Min (1964) | 25th percen- tile | Median | Most Recent Instantaneous Value Jan 6 | Mean | 75th percen- tile | Max (1993) |
|---|---|---|---|---|---|---|
| 297 | 782 | 1150 | 1220 | 1330 | 1770 | 4970 |