MEDIAN FLOW RATE · 1 DAY
2,640cfs 27.0% vs avg
Optimal band: 2,270–3,070 cfs
PERIOD HIGH
2,690cfs
PERIOD LOW
2,630cfs
RUNNABLE
100%
last 1 day in band
Gauge Height
12.62ft
Weather Map
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Your History · Big Sioux River near Jefferson, SD
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Station Location
42.6264, -96.5153Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-11-09 07:30 UTC
Site #06485910·USGS
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