MEDIAN FLOW RATE · 1 YEAR
883cfs 62.5% vs avg
Optimal band: 307–415 cfs
PERIOD HIGH
1,250cfs
PERIOD LOW
90cfs
RUNNABLE
15%
last 1 year in band
Gauge Height
5.84ft
Weather Map
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Your History · Big Sioux River near Dell Rapids, SD
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Station Location
43.7905, -96.7453Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-11-09 00:00 UTC
Site #06481000·USGS
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