Merrimack River At Franklin Junction, Nh Realtime Data
MERRIMACK RIVER AT FRANKLIN JUNCTION, NH
Realtime Data • Report • Conditions
981
Discharge (cfs)
4.3
Gauge Height (ft)
Streamflow discharge was last observed at 920 cfs, and a gauge height of 4.29 feet.
With the
% decrease since yesterday,
the streamflow average over the past 10 days is 1,474 .
Weather today, Tomorrow,
The river is fed by tributaries such as the Pemigewasset and Winnipesaukee Rivers, and is regulated by dams such as the Franklin Falls Dam. Seasonal trends in flow show peaks in spring due to snowmelt, while summer and fall tend to be lower flow periods. Interesting facts about the hydrology include the river's role in the Industrial Revolution and its importance for transportation and commerce. However, the river has also faced pollution challenges from industrial and agricultural runoff, and efforts continue to improve water quality.
July 16, 2026
| Elevation | 269.0 ft |
| Last Updated | |
| Gage height, ft | 4.29 ft |
| Streamflow, ft³/s | 920.0 ft3/s |
| Percent of Normal | 81% |
| Year Over Year Average | 1,225 cfs |
| 24hr Flow Prediction | cfs |
| Maximum Recorded | 17,200 cfs |
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