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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: Saturday December 6th, 2025 02:30 PM EST
River Status: Normal

	Height	Flow
Currently	3.43 ft	2.61 kcfs
Record	26.2 ft	N/A

Observation
	Date (EST)	Stage (ft)	Flow (kcfs)
	Saturday 12/06/2025 03:30 PM	3.46	2.66
	Saturday 12/06/2025 02:30 PM	3.43	2.61
	Saturday 12/06/2025 02:15 PM	3.42	2.60
	Saturday 12/06/2025 02:00 PM	3.42	2.60
	Saturday 12/06/2025 01:45 PM	3.42	2.60
	Saturday 12/06/2025 01:30 PM	3.41	2.58
	Saturday 12/06/2025 01:15 PM	3.41	2.58
	Saturday 12/06/2025 01:00 PM	3.40	2.57
	Saturday 12/06/2025 12:45 PM	3.39	2.55
	Saturday 12/06/2025 12:30 PM	3.39	2.55
	Saturday 12/06/2025 12:15 PM	3.39	2.55
	Saturday 12/06/2025 12:00 PM	3.39	2.55
	Saturday 12/06/2025 11:45 AM	3.38	2.54
	Saturday 12/06/2025 11:30 AM	3.38	2.54
	Saturday 12/06/2025 11:15 AM	3.39	2.55
	Saturday 12/06/2025 11:00 AM	3.37	2.52
	Saturday 12/06/2025 10:45 AM	3.38	2.54
	Saturday 12/06/2025 10:30 AM	3.38	2.54
	Saturday 12/06/2025 10:15 AM	3.38	2.54
	Saturday 12/06/2025 10:00 AM	3.38	2.54
	Saturday 12/06/2025 09:45 AM	3.38	2.54
	Saturday 12/06/2025 09:30 AM	3.39	2.55
	Saturday 12/06/2025 09:15 AM	3.40	2.57
	Saturday 12/06/2025 09:00 AM	3.40	2.57
	Saturday 12/06/2025 08:45 AM	3.39	2.55
	Saturday 12/06/2025 08:30 AM	3.39	2.55
	Saturday 12/06/2025 08:15 AM	3.38	2.54
	Saturday 12/06/2025 08:00 AM	3.37	2.52
	Saturday 12/06/2025 07:45 AM	3.37	2.52
	Saturday 12/06/2025 07:30 AM	3.36	2.51

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