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New England District Corps of Engineers Projects May 13, 2025 06:22 AM |
| Legend: | Pool >50% Full | Spillway Discharge (pool stage > spillway) |
| Storage | Flow | Rainfall | Pool | |||||||||||
| Project | Drain. Area ( mi2 ) |
Date/Time | Pool (ft) |
6 Hr Change (ft) |
24 Hr Pred. Stage (ft) |
% | Cap. Avail. per Drain. Area (in) |
Outflow (cfs) |
Inflow (cfs) |
24hr (in) |
48hr (in) |
7-Day (in) |
Normal | Spillway |
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MERRIMACK RIVER BASIN Basin Regulator: Laura Fraser |
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| Franklin Falls Dam | 1000 | 13 MAY 05:30 am | 318.14 | -2.12 | 309.4 | 5 | 2.69 | 8,691 | 5,841 | .00 | .00 | .84 | 307 | 389 |
| Blackwater Dam | 128 | 13 MAY 05:30 am | 545.40 | -.41 | 543.6 | 14 | 5.82 | 1,658 | 1,043 | .00 | .00 | 3.01 | 516 | 566 |
| Edward Macdowell Dam | 44 | 13 MAY 06:15 am | 928.39 | -.33 | 927.1 | 37 | 3.42 | 637 | 403 | .00 | .00 | 2.23 | 911.5 | 946 |
| Hopkinton Dam | 426 | 13 MAY 06:15 am | 397.47 | -.30 | n/a | 25 | 5.76 | n/a | n/a | .00 | .00 | 3.29 | 380 | 416 |
| Everett Dam | 64 | 13 MAY 06:15 am | 361.11 | -.60 | 358.3 | 3 | 6.60 | 904 | 379 | .00 | .00 | 2.82 | 340.5 | 418 |
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New England District Corps of Engineers River Gages May 13, 2025 06:20 AM |
| Legend: | Warning Stage | Flood Stage |
| Gage | Drainage Area ( mi2 ) |
Date/Time | Stage (ft) |
Q (cfs) |
6 Hour Change Stage (ft) |
6 Hour Change Flow (cfs) |
CSM Q/DA |
Warning Flow |
Warning Stage |
Flood Flow |
Flood Stage |
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MERRIMACK RIVER BASIN Basin Regulator: Laura Fraser |
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| E.B. Pemigewasset River @ Lincoln, Nh | 115 | 13 MAY 05:15 am | 5.12 | 583 | -.05 | -24 | 5.1 | n/a | n/a | n/a | n/a | |||
| Pemigewasset River @ Woodstock, Nh | 193 | 13 MAY 05:30 am | 4.05 | 981 | -.07 | -56 | 5.1 | 4830 | 7 | 9750 | 9 | |||
| Pemigewasset River @ Plymouth, Nh | 622 | 13 MAY 05:30 am | 3.03 | 2,935 | -.17 | -200 | 4.7 | 9510 | 8 | 19500 | 13 | |||
| Baker River @ Rumney, Nh | 143 | 13 MAY 05:30 am | 2.30 | 629 | -.09 | -49 | 4.4 | 2850 | 5.3 | 7080 | 9.8 | |||
| Smith River @ Bristol, Nh | 86 | 13 MAY 05:30 am | 4.32 | 508 | -.20 | -82 | 5.9 | 1540 | 6.5 | 2380 | 8 | |||
| Winnipesaukee River @ Tilton, Nh | 471 | 13 MAY 05:30 am | 5.35 | 1,751 | -.01 | -7 | 3.7 | 3020 | 7 | 3460 | 7.5 | |||
| Merrimack River @ Franklin Jct, Nh | 1507 | 13 MAY 06:00 am | 10.30 | 10,324 | -.61 | -1,213 | 6.9 | 15900 | 13 | 18100 | 14 | |||
| Merrimack River @ Concord, Nh | 2385 | 13 MAY 06:15 am | 11.48 | 22,690 | -.11 | -330 | 9.5 | n/a | 10 | n/a | 13.7 | |||
| Merrimack River @ Goffs Falls, Nh | 3092 | 13 MAY 05:30 am | 9.75 | 25,542 | .06 | 290 | 8.3 | 36400 | 12 | 46200 | 14 | |||
| Merrimack River @ Nashua, Nh | 3982 | 13 MAY 05:15 am | 13.69 | n/a | -.11 | n/a | n/a | n/a | 16 | n/a | 18 | |||
| Merrimack River @ Lowell, Ma | 4635 | 13 MAY 05:30 am | 50.87 | 38,547 | -.07 | -397 | 8.3 | 28500 | 49 | 45100 | 52 | |||
| Merrimack River @ Haverhill, Ma | 4900 | 13 MAY 06:15 am | 7.09 | n/a | -.58 | n/a | n/a | n/a | n/a | n/a | n/a | |||
| Contoocook River @ Peterborough, Nh | 68 | 13 MAY 05:30 am | 3.05 | 445 | -.11 | -48 | 6.5 | 660 | 3.5 | 2680 | 6 | |||
| Contoocook River @ Henniker, Nh | 368 | 13 MAY 06:15 am | 9.70 | 2,860 | -.20 | -245 | 7.8 | 2050 | 9 | 5750 | 11.5 | |||
| Contoocook River @ Riverhill, Nh | 760 | 13 MAY 06:00 am | 15.29 | 6,698 | .02 | 36 | 8.8 | n/a | 14.7 | n/a | 18 | |||
| Warner River @ Davisville, Nh | 146 | 13 MAY 05:30 am | 6.73 | 1,272 | -.13 | -91 | 8.7 | 1120 | 6.5 | 2310 | 8 | |||
| Piscataquog River @ Goffstown, Nh | 202 | 13 MAY 05:30 am | 6.84 | 1,877 | .12 | 107 | 9.3 | 1180 | 6 | 3660 | 8.5 | |||
| Souhegan River @ Souhegan, Nh | 171 | 13 MAY 05:30 am | 5.53 | 1,502 | -.18 | -134 | 8.8 | 2260 | 6.5 | 5000 | 9 | |||
| Nashua River @ East Pepperell, Ma | 316 | 13 MAY 05:45 am | 6.97 | 3,318 | -.40 | -290 | 10.5 | 2990 | 6.5 | 4080 | 8 | |||
| Concord River @ Lowell, Ma | 400 | 13 MAY 05:30 am | 6.60 | 1,630 | .00 | 0 | 4.1 | 2580 | 7.5 | 3190 | 8 | |||
| Shawsheen River @ Wilmington, Ma | 37 | 13 MAY 05:30 am | 3.73 | 135 | -.17 | -16 | 3.6 | 270 | 5 | 620 | 7 | |||
| Spicket River @ Methuen, Ma | 62 | 13 MAY 05:30 am | 6.79 | 571 | -.13 | -30 | 9.2 | n/a | 6.5 | n/a | 8 | |||