Franklin Falls Dam, Pemigewasset River

Franklin Falls Dam, Pemigewasset River
 Drainage Area: 1,000 sq. miles 
 Channel Capacity: 18,000 cfs 
 Storage at Spillway Crest: 2.82 in / 150,600 ac-ft  
 Normal Pool: 307 Feet NGVD 
 Gate Settings for March 21, 2025 07:00 am Gate 1 Gate 2 Gate 3 Gate 4 Gate 5 Gate 6 Gate 7 Gate 8
  10.0 10.0 10.0 10.0 10.0 10.0 10.0 10.0
Date Time (EDT) Pool
(ft)
Storage
(%)
Storage
(ac-ft)
Flow
(cfs)
Inflow
(cfs)
Precip
(in)
Air Temp
(F)
Mar-23 01:30 am 315.04 3.5 4,776 6,956 5,956 17.51 33.5
Mar-23 12:30 am 315.13 3.6 4,835 6,969 6,011 17.51 37.1
Mar-22 11:30 pm 315.23 3.6 4,900 6,982 6,094 17.51 41.5
Mar-22 10:30 pm 315.36 3.7 4,984 6,976 6,173 17.51 43.9
Mar-22 09:30 pm 315.53 3.8 5,095 7,291 6,300 17.51 46.5
Mar-22 08:30 pm 315.71 3.9 5,212 7,118 6,409 17.50 49.0
Mar-22 07:30 pm 315.87 3.9 5,316 7,396 6,604 17.50 54.9
Mar-22 06:30 pm 316.00 4.0 5,400 7,658 6,659 17.50 57.6
Mar-22 05:30 pm 316.11 4.1 5,483 7,596 6,720 17.50 59.5
Mar-22 04:30 pm 316.23 4.1 5,573 7,465 6,825 17.50 59.8
Mar-22 03:30 pm 316.34 4.2 5,655 7,484 6,933 17.50 60.9
Mar-22 02:30 pm 316.45 4.2 5,738 7,822 7,088 17.50 59.6
Mar-22 01:30 pm 316.55 4.3 5,813 7,879 7,324 17.50 59.4
Mar-22 12:30 pm 316.66 4.3 5,895 7,911 7,549 17.50 58.1
Mar-22 11:30 am 316.76 4.4 5,970 7,949   17.50 52.2
Mar-22 10:30 am 316.86 4.4 6,045 7,905 7,862 17.50 45.1
Mar-22 09:30 am 316.95 4.5 6,113 7,981 7,950 17.50 40.6
Mar-22 08:30 am 317.01 4.5 6,158 8,247 7,922 17.50 35.4
Mar-22 07:30 am 317.01 4.5 6,158 8,280 7,907 17.50 30.4
Mar-22 06:30 am 317.00 4.5 6,150 7,956 8,091 17.50 30.2
Mar-22 05:30 am 317.00 4.5 6,150 8,089 8,350 17.50 31.9
Mar-22 04:30 am 317.03 4.5 6,173 8,620 8,539 17.50 32.1
Mar-22 03:30 am 317.09 4.5 6,218 7,692   17.50 33.5
Mar-22 02:30 am 317.13 4.6 6,248 7,937 9,054 17.50 36.3
Mar-22 01:30 am 317.14 4.6 6,255 8,612 9,212 17.50 38.8
Maximum 24 Hour Drawdown Rate (15 feet/day): 2,408 cfs + Inflow (5,956 cfs) = 8,364 cfs
Report Generated March 23, 2025 01:42 am