Merrimack River Levels
June 9 2023
Discharge Volume Today+860.0 cfs (+13.17%) since yesterday
47.18% of normal • Very Low
Total streamflow across the
was last observed at
cfs, and is expected to yield approximately
acre-ft of water today; about 47%
River levels are low and may signify a drought.
Average streamflow for this time of year is
with recent peaks last observed at
River Summary: The Merrimack River is a 117-mile long river that runs through New Hampshire and Massachusetts. It was named by the Native Americans and played a significant role in the growth and development of the region. The river has a watershed area of 4,700 square miles and is fed by several tributaries, including the Pemigewasset and Souhegan Rivers. The Merrimack River has been an important source of hydroelectric power, with several reservoirs and dams built along its length. The largest of these is the Franklin Falls Dam, which creates a 2,500-acre reservoir. The Merrimack River offers various recreational opportunities, including boating, fishing, and hiking, while also serving as a vital resource for agriculture and industry.