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Merrimack River At Concord

Back to River Summary

Hydrograph

Stage Color Key
12 ft - Near Flood	14 ft - Minor Flood	17 ft - Moderate Flood	20 ft - Major Flood

Latest Observation: Friday December 5th, 2025 09:30 PM EST
River Status: Normal

	Height	Flow
Currently	3.48 ft	2.69 kcfs
Record	26.2 ft	N/A

Observation
	Date (EST)	Stage (ft)	Flow (kcfs)
	Friday 12/05/2025 09:30 PM	3.48	2.69
	Friday 12/05/2025 09:15 PM	3.47	2.67
	Friday 12/05/2025 09:00 PM	3.48	2.69
	Friday 12/05/2025 08:45 PM	3.48	2.69
	Friday 12/05/2025 08:30 PM	3.48	2.69
	Friday 12/05/2025 08:15 PM	3.48	2.69
	Friday 12/05/2025 08:00 PM	3.47	2.67
	Friday 12/05/2025 07:45 PM	3.48	2.69
	Friday 12/05/2025 07:30 PM	3.47	2.67
	Friday 12/05/2025 07:15 PM	3.47	2.67
	Friday 12/05/2025 07:00 PM	3.46	2.66
	Friday 12/05/2025 06:45 PM	3.44	2.63
	Friday 12/05/2025 06:30 PM	3.43	2.61
	Friday 12/05/2025 06:15 PM	3.42	2.60
	Friday 12/05/2025 06:00 PM	3.41	2.58
	Friday 12/05/2025 05:45 PM	3.39	2.55
	Friday 12/05/2025 05:30 PM	3.38	2.54
	Friday 12/05/2025 05:15 PM	3.36	2.51
	Friday 12/05/2025 05:00 PM	3.36	2.51
	Friday 12/05/2025 04:45 PM	3.34	2.48
	Friday 12/05/2025 04:30 PM	3.32	2.45
	Friday 12/05/2025 04:15 PM	3.31	2.43
	Friday 12/05/2025 04:00 PM	3.31	2.43
	Friday 12/05/2025 03:45 PM	3.30	2.42
	Friday 12/05/2025 03:30 PM	3.25	2.34
	Friday 12/05/2025 03:15 PM	3.30	2.42
	Friday 12/05/2025 03:00 PM	3.28	2.39
	Friday 12/05/2025 02:45 PM	3.27	2.37
	Friday 12/05/2025 02:30 PM	3.27	2.37
	Friday 12/05/2025 02:15 PM	3.25	2.34

Data Courtesy of the National Water Prediction Service
Script Courtesy of Dennis at East Masonville Weather with mods by Saratoga-weather.org