MEDIAN FLOW RATE · 7 DAY
8cfs 30.1% vs avg
Optimal band: 8–10 cfs
PERIOD HIGH
12cfs
PERIOD LOW
8cfs
RUNNABLE
88%
last 7 day in band
Gauge Height
0.67ft
Weather Map
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Your History · South Fork Grand R nr Cash, SD
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Station Location
45.6491, -102.6433Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-09-01 00:00 UTC
Site #06356500·USGS
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