River NH NY VT

Ottauquechee River - North Hartland Lake

New Hampshire • 43.6054, -72.3652

Hydrography profile Updated Dec 26, 2025

Checking mapped path coverage…

USGS and NOAA data is for informational purposes. Source notes

Length

42 mi

68 km

Elevation

1,622′ → 316′

1,307 ft drop

Stream Order

Large River

Slope

0.59%

31.0 ft/mi

Drainage

223 mi²

578 km²

Avg Flow

480 cfs

1.6 mph velocity

Path to Mouth

272 mi

437 km to ocean

Classification

Headwater

Source Stream

Elevation Profile

Water Quality

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

Data from USGS & NOAA for informational purposes only. More

Access Sites on Ottauquechee River - North Hartland Lake

There are 1 boat ramps, launches, and public access points on Ottauquechee River - North Hartland Lake.