BIG SIOUX RIVER AT WATERTOWN, SD
Is BIG SIOUX RIVER AT WATERTOWN, SD flooding right now?
No — BIG SIOUX RIVER AT WATERTOWN, SD is at 4.52 ft, 4.5 ft below its 9 ft flood stage, as of 69 min ago.
Gauge height
4.52 ft
Streamflow
53 cfs
Minor flooding here begins at 9 ft, with major flooding at 12 ft. The highest crest on record was 12.49 ft on Sun, Apr 6, 1997.
Flood stages at this gauge
| Category | Stage | Current distance |
|---|---|---|
| Action | 8 ft | 3.5 ft below |
| Minor flood | 9 ft | 4.5 ft below |
| Moderate flood | 10 ft | 5.5 ft below |
| Major flood | 12 ft | 7.5 ft below |
Highest crests on record
| Stage | Date |
|---|---|
| 12.49 ft | 1997-04-06 |
| 11.58 ft | 2001-04-07 |
| 11.4 ft | 1969-04-08 |
| 11.18 ft | 2023-04-13 |
| 10.98 ft | 2019-03-28 |
Last 7 days
Nearby gauges
| Gauge | Distance | County |
|---|---|---|
| BIG SIOUX RIVER AT LAKE KAMPESKA NR WATERTOWN, SD | 0.8 mi | Codington County |
| LAKE KAMPESKA INLET/OUTLET NEAR WATERTOWN, SD | 1.5 mi | Codington County |
| SOUTH BRANCH TRIB MUD CREEK NR RAUVILLE, SD | 2.1 mi | Codington County |
| BIG SIOUX RIVER AT BROADWAY AT WATERTOWN, SD | 3.9 mi | Codington County |
| BIG SIOUX RIVER NEAR WATERTOWN, SD | 4.5 mi | Codington County |
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Provisional data: Real-time readings are provisional and subject to revision by the USGS — sensors can be affected by ice, debris, or equipment malfunction. Do not rely on this site for decisions involving personal safety; follow official guidance from the National Weather Service and local authorities.