Big Sioux River, South Dakota — flow & river levels
12 streamgages on the Big Sioux River. Open a gage for live 15-minute flow, charts, percentiles and history.
| Gage | Latest daily mean |
|---|---|
| Big Sioux R At North Cliff Ave At Sioux Falls, Sd | 191.4 CFS Oct 15 |
| Big Sioux River At Sioux Falls, Sd | 82.0 CFS Oct 15 |
| Big Sioux River At Watertown, Sd | 2.1 CFS Oct 15 |
| Big Sioux River Below Watertown, Sd | — |
| Big Sioux River Near Brookings, Sd | 107.6 CFS Oct 15 |
| Big Sioux River Near Bruce, Sd | 67.5 CFS Oct 15 |
| Big Sioux River Near Castlewood, Sd | 17.9 CFS Oct 15 |
| Big Sioux River Near Dell Rapids, Sd | 128.6 CFS Oct 15 |
| Big Sioux River Near Florence, Sd | 0.5 CFS Oct 15 |
| Big Sioux River Near Hawarden, Ia | 654.6 CFS Oct 15 |
| Big Sioux River Near Jefferson, Sd | 840.9 CFS Oct 15 |
| Big Sioux River Near Watertown, Sd | 4.7 CFS Oct 15 |