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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: Monday December 8th, 2025 03:30 AM EST
River Status: Normal

	Height	Flow
Currently	3.51 ft	2.74 kcfs
Record	26.2 ft	N/A

Observation
	Date (EST)	Stage (ft)	Flow (kcfs)
	Monday 12/08/2025 03:30 AM	3.51	2.74
	Monday 12/08/2025 03:15 AM	3.51	2.74
	Monday 12/08/2025 03:00 AM	3.50	2.72
	Monday 12/08/2025 02:45 AM	3.51	2.74
	Monday 12/08/2025 02:30 AM	3.50	2.72
	Monday 12/08/2025 02:15 AM	3.51	2.74
	Monday 12/08/2025 02:00 AM	3.51	2.74
	Monday 12/08/2025 01:45 AM	3.52	2.76
	Monday 12/08/2025 01:30 AM	3.52	2.76
	Monday 12/08/2025 01:15 AM	3.51	2.74
	Monday 12/08/2025 01:00 AM	3.51	2.74
	Monday 12/08/2025 12:45 AM	3.51	2.74
	Monday 12/08/2025 12:30 AM	3.50	2.72
	Monday 12/08/2025 12:15 AM	3.51	2.74
	Monday 12/08/2025 12:00 AM	3.51	2.74
	Sunday 12/07/2025 11:45 PM	3.50	2.72
	Sunday 12/07/2025 11:30 PM	3.49	2.70
	Sunday 12/07/2025 11:15 PM	3.49	2.70
	Sunday 12/07/2025 11:00 PM	3.49	2.70
	Sunday 12/07/2025 10:45 PM	3.49	2.70
	Sunday 12/07/2025 10:30 PM	3.49	2.70
	Sunday 12/07/2025 10:15 PM	3.48	2.69
	Sunday 12/07/2025 10:00 PM	3.48	2.69
	Sunday 12/07/2025 09:45 PM	3.48	2.69
	Sunday 12/07/2025 09:30 PM	3.48	2.69
	Sunday 12/07/2025 09:15 PM	3.49	2.70
	Sunday 12/07/2025 09:00 PM	3.48	2.69
	Sunday 12/07/2025 08:45 PM	3.48	2.69
	Sunday 12/07/2025 08:30 PM	3.49	2.70
	Sunday 12/07/2025 08:15 PM	3.48	2.69

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