Merrimack River @ Concord, Nh

Merrimack River at Concord
 Total Drainage Area: 2,385 sq. miles 
 Drainage Area Controlled by Corps Dams: 1,555 sq. miles (65%) 
 Warning Flow/Stage: 18,000 cfs / 10.0 feet 
 Flood Flow/Stage: 30,200 cfs / 13.7 feet 
Date Time
(Eastern)
Stage
(ft)
Flow
(cfs)
CSM
(cfs / sq. mi.)
Mar-23 03:30 pm 4.72 4,940 2.1
Mar-23 02:30 pm 4.68 4,860 2.0
Mar-23 01:30 pm 4.65 4,800 2.0
Mar-23 12:30 pm 4.68 4,860 2.0
Mar-23 11:30 am 4.70 4,900 2.1
Mar-23 10:30 am 4.69 4,880 2.1
Mar-23 09:30 am 4.68 4,860 2.0
Mar-23 08:30 am 4.66 4,820 2.0
Mar-23 07:30 am 4.65 4,800 2.0
Mar-23 06:30 am 4.64 4,780 2.0
Mar-23 05:30 am 4.62 4,740 2.0
Mar-23 04:30 am 4.60 4,700 2.0
Mar-23 03:30 am 4.58 4,660 2.0
Mar-23 02:30 am 4.57 4,640 2.0
Mar-23 01:30 am 4.54 4,580 1.9
Mar-23 12:30 am 4.52 4,540 1.9
Mar-22 11:30 pm 4.49 4,482 1.9
Mar-22 10:30 pm 4.48 4,464 1.9
Mar-22 09:30 pm 4.46 4,428 1.9
Mar-22 08:30 pm 4.46 4,428 1.9
Mar-22 07:30 pm 4.45 4,410 1.9
Mar-22 06:30 pm 4.46 4,428 1.9
Mar-22 05:30 pm 4.44 4,392 1.8
Mar-22 04:30 pm 4.44 4,392 1.8
Mar-22 03:30 pm 4.46 4,428 1.9
Report Generated March 23, 2023 04:00 pm