River VT MA NH

Nashua River

Vermont • 42.7458, -71.5170

Hydrography profile Updated Dec 27, 2025

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USGS and NOAA data is for informational purposes. Source notes

Length

43 mi

69 km

Elevation

275′ → 98′

177 ft drop

Stream Order

Large River

Slope

0.08%

4.1 ft/mi

Drainage

531 mi²

1,376 km²

Avg Flow

770 cfs

1.8 mph velocity

Path to Mouth

97 mi

157 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