River CT

South Branch Mill River

Connecticut • 42.0831, -72.4609
Hydrography profile Updated Dec 30, 2025
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USGS and NOAA data is for informational purposes. Source notes
Length
9 mi
15 km
Elevation
0′ → 0′
0 ft drop
Stream Order
4
Medium River
Slope
0.00%
0.0 ft/mi
Drainage
13 mi²
33 km²
Avg Flow
-- cfs
0.9 mph velocity
Path to Mouth
86 mi
139 km to ocean
Classification
Tributary
Mid-reach
Elevation Profile
Water Quality

Data from EPA Water Quality Portal (USGS, EPA, state agencies).

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Data from USGS & NOAA for informational purposes only. Read source and safety notes