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Merrimack River at Franklin Junction
 Total Drainage Area: 1,507 sq. miles 
 Drainage Area Controlled by Corps Dams: 1,000 sq. miles (66%) 
 Warning Flow/Stage: 15,900 cfs / 13.0 feet 
 Flood Flow/Stage: 18,100 cfs / 14.0 feet 
Date Time
(Eastern)
Stage
(ft)
Flow
(cfs)
CSM
(cfs / sq. mi.)
13 Sep 2026 04:30 PM 4.38 989 .7
13 Sep 2026 04:15 PM 4.39 997 .7
13 Sep 2026 04:00 PM 4.40 1,005 .7
13 Sep 2026 03:45 PM 4.41 1,013 .7
13 Sep 2026 03:30 PM 4.42 1,021 .7
13 Sep 2026 03:15 PM 4.43 1,029 .7
13 Sep 2026 03:00 PM 4.44 1,037 .7
13 Sep 2026 02:45 PM 4.44 1,037 .7
13 Sep 2026 02:30 PM 4.43 1,029 .7
13 Sep 2026 02:15 PM 4.42 1,021 .7
13 Sep 2026 02:00 PM 4.41 1,013 .7
13 Sep 2026 01:45 PM 4.40 1,005 .7
13 Sep 2026 01:30 PM 4.39 997 .7
13 Sep 2026 01:15 PM 4.39 997 .7
13 Sep 2026 01:00 PM 4.39 997 .7
13 Sep 2026 12:45 PM 4.40 1,005 .7
13 Sep 2026 12:30 PM 4.41 1,013 .7
13 Sep 2026 12:15 PM 4.42 1,021 .7
13 Sep 2026 12:00 PM 4.43 1,029 .7
13 Sep 2026 11:45 AM 4.43 1,029 .7
13 Sep 2026 11:30 AM 4.45 1,045 .7
13 Sep 2026 11:15 AM 4.46 1,053 .7
13 Sep 2026 11:00 AM 4.47 1,061 .7
13 Sep 2026 10:45 AM 4.46 1,053 .7
13 Sep 2026 10:30 AM 4.42 1,021 .7
13 Sep 2026 10:15 AM 4.27 905 .6
13 Sep 2026 10:00 AM 4.10 785 .5
13 Sep 2026 09:45 AM 4.07 764 .5
13 Sep 2026 09:30 AM 4.07 764 .5
13 Sep 2026 09:15 AM 4.07 764 .5
13 Sep 2026 09:00 AM 4.06 758 .5
13 Sep 2026 08:45 AM 4.06 758 .5
13 Sep 2026 08:30 AM 4.06 758 .5
13 Sep 2026 08:15 AM 4.06 758 .5
13 Sep 2026 08:00 AM 4.07 764 .5
13 Sep 2026 07:45 AM 4.07 764 .5
13 Sep 2026 07:30 AM 4.08 771 .5
13 Sep 2026 07:15 AM 4.08 771 .5
13 Sep 2026 07:00 AM 4.07 764 .5
13 Sep 2026 06:45 AM 4.06 758 .5
13 Sep 2026 06:30 AM 4.06 758 .5
13 Sep 2026 06:15 AM 4.05 751 .5
13 Sep 2026 06:00 AM 4.05 751 .5
13 Sep 2026 05:45 AM 4.04 744 .5
13 Sep 2026 05:30 AM 4.04 744 .5
13 Sep 2026 05:15 AM 4.03 738 .5
13 Sep 2026 05:00 AM 4.03 738 .5
13 Sep 2026 04:45 AM 4.03 738 .5
13 Sep 2026 04:30 AM 4.03 738 .5
13 Sep 2026 04:15 AM 4.03 738 .5
13 Sep 2026 04:00 AM 4.03 738 .5
13 Sep 2026 03:45 AM 4.03 738 .5
13 Sep 2026 03:30 AM 4.03 738 .5
13 Sep 2026 03:15 AM 4.04 744 .5
13 Sep 2026 03:00 AM 4.04 744 .5
13 Sep 2026 02:45 AM 4.04 744 .5
13 Sep 2026 02:30 AM 4.04 744 .5
13 Sep 2026 02:15 AM 4.04 744 .5
13 Sep 2026 02:00 AM 4.04 744 .5
13 Sep 2026 01:45 AM 4.03 738 .5
13 Sep 2026 01:30 AM 4.03 738 .5
13 Sep 2026 01:15 AM 4.03 738 .5
13 Sep 2026 01:00 AM 4.03 738 .5
13 Sep 2026 12:45 AM 4.04 744 .5
13 Sep 2026 12:30 AM 4.04 744 .5
13 Sep 2026 12:15 AM 4.04 744 .5
13 Sep 2026 12:00 AM 4.04 744 .5
12 Sep 2026 11:45 PM 4.04 744 .5
12 Sep 2026 11:30 PM 4.04 744 .5
12 Sep 2026 11:15 PM 4.05 751 .5
12 Sep 2026 11:00 PM 4.05 751 .5
12 Sep 2026 10:45 PM 4.05 751 .5
12 Sep 2026 10:30 PM 4.05 751 .5
12 Sep 2026 10:15 PM 4.05 751 .5
12 Sep 2026 10:00 PM 4.05 751 .5
12 Sep 2026 09:45 PM 4.05 751 .5
12 Sep 2026 09:30 PM 4.05 751 .5
12 Sep 2026 09:15 PM 4.05 751 .5
12 Sep 2026 09:00 PM 4.05 751 .5
12 Sep 2026 08:45 PM 4.05 751 .5
12 Sep 2026 08:30 PM 4.05 751 .5
12 Sep 2026 08:15 PM 4.05 751 .5
12 Sep 2026 08:00 PM 4.05 751 .5
12 Sep 2026 07:45 PM 4.05 751 .5
12 Sep 2026 07:30 PM 4.05 751 .5
12 Sep 2026 07:15 PM 4.04 744 .5
12 Sep 2026 07:00 PM 4.04 744 .5
12 Sep 2026 06:45 PM 4.04 744 .5
12 Sep 2026 06:30 PM 4.04 744 .5
12 Sep 2026 06:15 PM 4.04 744 .5
12 Sep 2026 06:00 PM 4.04 744 .5
12 Sep 2026 05:45 PM 4.04 744 .5
12 Sep 2026 05:30 PM 4.04 744 .5
12 Sep 2026 05:15 PM 4.04 744 .5
12 Sep 2026 05:00 PM 4.03 738 .5
12 Sep 2026 04:45 PM 4.03 738 .5
12 Sep 2026 04:30 PM 4.03 738 .5
12 Sep 2026 04:15 PM 4.03 738 .5
12 Sep 2026 04:00 PM 4.03 738 .5
12 Sep 2026 03:45 PM 4.03 738 .5
12 Sep 2026 03:30 PM 4.03 738 .5
12 Sep 2026 03:15 PM 4.03 738 .5
12 Sep 2026 03:00 PM 4.02 731 .5
12 Sep 2026 02:45 PM 4.02 731 .5
12 Sep 2026 02:30 PM 4.02 731 .5
12 Sep 2026 02:15 PM 4.02 731 .5
12 Sep 2026 02:00 PM 4.03 738 .5
12 Sep 2026 01:45 PM 4.04 744 .5
12 Sep 2026 01:30 PM 4.03 738 .5
12 Sep 2026 01:15 PM 4.02 731 .5
12 Sep 2026 01:00 PM 4.01 725 .5
12 Sep 2026 12:45 PM 4.01 725 .5
12 Sep 2026 12:30 PM 4.01 725 .5
12 Sep 2026 12:15 PM 4.00 718 .5
12 Sep 2026 12:00 PM 4.00 718 .5
12 Sep 2026 11:45 AM 4.00 718 .5
12 Sep 2026 11:30 AM 3.99 712 .5
12 Sep 2026 11:15 AM 3.99 712 .5
12 Sep 2026 11:00 AM 3.99 712 .5
12 Sep 2026 10:45 AM 3.98 706 .5
12 Sep 2026 10:30 AM 3.98 706 .5
12 Sep 2026 10:15 AM 3.98 706 .5
12 Sep 2026 10:00 AM 3.97 699 .5
12 Sep 2026 09:45 AM 3.97 699 .5
12 Sep 2026 09:30 AM 3.97 699 .5
12 Sep 2026 09:15 AM 3.96 693 .5
12 Sep 2026 09:00 AM 3.96 693 .5
12 Sep 2026 08:45 AM 3.95 687 .5
12 Sep 2026 08:30 AM 3.95 687 .5
12 Sep 2026 08:15 AM 3.94 680 .5
12 Sep 2026 08:00 AM 3.93 674 .5
12 Sep 2026 07:45 AM 3.92 668 .4
12 Sep 2026 07:30 AM 3.91 662 .4
12 Sep 2026 07:15 AM 3.91 662 .4
12 Sep 2026 07:00 AM 3.90 656 .4
12 Sep 2026 06:45 AM 3.89 650 .4
12 Sep 2026 06:30 AM 3.88 643 .4
12 Sep 2026 06:15 AM 3.87 637 .4
12 Sep 2026 06:00 AM 3.86 631 .4
12 Sep 2026 05:45 AM 3.85 626 .4
12 Sep 2026 05:30 AM 3.84 620 .4
12 Sep 2026 05:15 AM 3.83 614 .4
12 Sep 2026 05:00 AM 3.83 614 .4
12 Sep 2026 04:45 AM 3.82 608 .4
12 Sep 2026 04:30 AM 3.81 602 .4
12 Sep 2026 04:15 AM 3.79 591 .4
12 Sep 2026 04:00 AM 3.79 591 .4
12 Sep 2026 03:45 AM 3.77 579 .4
12 Sep 2026 03:30 AM 3.76 574 .4
12 Sep 2026 03:15 AM 3.75 568 .4
12 Sep 2026 03:00 AM 3.74 562 .4
12 Sep 2026 02:45 AM 3.73 557 .4
12 Sep 2026 02:30 AM 3.72 551 .4
12 Sep 2026 02:15 AM 3.71 546 .4
12 Sep 2026 02:00 AM 3.69 535 .4
12 Sep 2026 01:45 AM 3.68 530 .4
12 Sep 2026 01:30 AM 3.67 524 .4
12 Sep 2026 01:15 AM 3.67 524 .4
12 Sep 2026 01:00 AM 3.67 524 .4
12 Sep 2026 12:45 AM 3.69 535 .4
12 Sep 2026 12:30 AM 3.74 562 .4
12 Sep 2026 12:15 AM 3.83 614 .4
12 Sep 2026 12:00 AM 3.95 687 .5
11 Sep 2026 11:45 PM 4.09 778 .5
11 Sep 2026 11:30 PM 4.20 854 .6
11 Sep 2026 11:15 PM 4.23 876 .6
11 Sep 2026 11:00 PM 4.23 876 .6
11 Sep 2026 10:45 PM 4.23 876 .6
11 Sep 2026 10:30 PM 4.23 876 .6
11 Sep 2026 10:15 PM 4.23 876 .6
11 Sep 2026 10:00 PM 4.23 876 .6
11 Sep 2026 09:45 PM 4.23 876 .6
11 Sep 2026 09:30 PM 4.23 876 .6
11 Sep 2026 09:15 PM 4.23 876 .6
11 Sep 2026 09:00 PM 4.23 876 .6
Report Generated September 13, 2026 04:52 pm