Ompompanoosuc River River Levels

Last Updated: December 4, 2025

The Ompompanoosuc River is a 16.8-mile-long tributary of the Connecticut River, located in Vermont, USA.


Summary

Maximum discharge along the river is currently at the reporting a streamflow rate of cfs. This is also the highest stage along the Ompompanoosuc River, with a gauge stage of ft at this location. This river is monitored from 1 different streamgauging stations along the Ompompanoosuc River, the highest being situated at an altitude of ft, the .

       
River Streamflow Levels
Streamgauge Streamflow Gauge Stage 24hr Change (%) % Normal Minimum (cfs) Maximum (cfs) Air Temp Elevation
Ompompanoosuc River At Union Village
USGS 01141500
16 cfs 6.06 ft
Seasonal Discharge Comparison
Maximum Streamflow Discharge
Streamflow Elevation Profile

The Ompompanoosuc River is a river, about 25 mi (40 km) long, in eastern Vermont in the United States. It is a tributary of the Connecticut River, which flows to Long Island Sound. According to the Geographic Names Information System, the river has also been known by the names "Om-pom-pa-noos-uc" and "Pompanoosuc."The Ompompanoosuc River rises in eastern Orange County in the town of Vershire, and flows generally southwardly through the towns of West Fairlee and Thetford into northeastern Windsor County, where it joins the Connecticut River in the village of Pompanoosuc which is located in the town of Norwich.In Thetford the river is dammed by the Union Village Dam, which was built from 1946 to 1950 as part of a U.S. Army Corps of Engineers project for flood control. The structure is a 170-foot-high earthen dam, creating a seasonal lake in the winter.The West Branch Ompompanoosuc River flows generally southeastwardly through the towns of Vershire and Strafford to Thetford, where it joins the main stem of the river.