Ashuelot River

Streamflow Hydrology Weather

Ashuelot River Levels

June 16 2024


Discharge Volume Today
-64.5 cfs (-12.14%) since yesterday
40.52% of normal Very Low

Total streamflow across the Ashuelot River was last observed at 467 cfs, and is expected to yield approximately 926 acre-ft of water today; about 41% of normal. River levels are low and may signify a drought. Average streamflow for this time of year is 1,152 cfs, with recent peaks last observed on 2021-07-20 when daily discharge volume was observed at 11,380 cfs.

Maximum discharge along the river is currently at the Ashuelot River At Hinsdale reporting a streamflow rate of 211 cfs. However, the streamgauge with the highest stage along the river is the Ashuelot River Above The Branch with a gauge stage of 64.94 ft. This river is monitored from 5 different streamgauging stations along the Ashuelot River, the highest being situated at an altitude of 810 ft, the Ashuelot River Near Gilsum.

Last Updated 2024-06-16
Streamflow 466.8 cfs
Percent of Normal 40.52%
Maximum 11,380.0 cfs

About the ashuelot river

The Ashuelot River is a 64-mile-long river in southwestern New Hampshire. The river flows through several towns, including Ashuelot, Winchester, Hinsdale, and Swanzey. The river's hydrology is largely influenced by the many dams and reservoirs along its length. The two largest reservoirs are the Highland Lake and the Surry Mountain Lake. The river has historically been used for water-powered mills, and today it is used for hydroelectric power generation. Additionally, the river provides opportunities for recreational activities such as fishing, canoeing, and kayaking. The river is also used for agricultural irrigation in some areas. The Ashuelot River is an important natural resource for the region and is home to a variety of fish species, including trout, smallmouth bass, and walleye.

Streamgauge Streamflow Gauge Stage 24hr Change (%) % Normal Minimum (cfs) Maximum (cfs) Air Temp Elevation
Ashuelot River Near Gilsum
USGS 01157000
25 cfs 2.19 ft -9.49
Ashuelot River Below Surry Mt Dam
USGS 01158000
39 cfs 5.01 ft -14.19
Ashuelot River Above The Branch
USGS 01158110
49 cfs 64.94 ft -13.2
Ashuelot River At West Swanzey
USGS 01160350
143 cfs 5.66 ft -14.88
Ashuelot River At Hinsdale
USGS 01161000
211 cfs 3.64 ft -9.83

Peak Annual Discharge

Ashuelot River Maximum Total Discharge

Seasonal Comparison

Ashuelot River Year Over Year Discharge

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