MEDIAN FLOW RATE · 30 DAY
171cfs 34.4% vs avg
Optimal band: 71–97 cfs
PERIOD HIGH
380cfs
PERIOD LOW
70cfs
RUNNABLE
55%
last 30 day in band
Gauge Height
1.89ft
Weather Map
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Your History · Big Sioux River at Sioux Falls, SD
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Station Location
43.5011, -96.7481Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-11-09 00:00 UTC
Site #06482000·USGS
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