MEDIAN FLOW RATE · 7 DAY
225cfs 1.2% vs avg
Optimal band: 152–206 cfs
PERIOD HIGH
246cfs
PERIOD LOW
8cfs
RUNNABLE
13%
last 7 day in band
Gauge Height
7.49ft
Precipitation History
Your History · Big Sioux R ab Watertown, SD
Track your history
Sign in to track your sessions at Big Sioux R ab Watertown, SD — best days, monthly trends, and time on the water.
Sign inSPONSORED
Station Location
45.0061, -97.1644Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-12 00:00 UTC
Site #06479500·USGS
Create a free account to save favorites, set flow alerts, and track conditions