River NY

West Branch Saint Regis River

New York • 44.5360, -74.6459

Hydrography profile Updated Jan 19, 2026

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USGS and NOAA data is for informational purposes. Source notes

Length

75 mi

121 km

Elevation

1,670′ → 295′

1,375 ft drop

Stream Order

Medium River

Slope

0.35%

18.3 ft/mi

Drainage

270 mi²

700 km²

Avg Flow

427 cfs

1.6 mph velocity

Path to Mouth

146 mi

235 km to ocean

Classification

Headwater

Source Stream

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

Rain Radar