MEDIAN FLOW RATE · 30 DAY
10cfs 41.3% vs avg
Optimal band: 8–10 cfs
PERIOD HIGH
35cfs
PERIOD LOW
6cfs
RUNNABLE
48%
last 30 day in band
Precipitation History
Your History · NORWALK RIVER AT SOUTH WILTON, CT
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Station Location
41.1638, -73.4195Loading map…
DATA · USGS · NOAA · NWSUPDATED 2026-07-05 00:00 UTC
Site #01209700·USGS
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