Surry Mountain Dam, Ashuelot River

Surry Mountain Dam, Ashuelot River
 Drainage Area: 100 sq. miles 
 Channel Capacity: 1,250 cfs 
 Storage at Spillway Crest: 5.94 in / 31,694 ac-ft  
 Normal Pool: 15 Feet (Summer), 18 Feet (Winter) 
 Gate Settings for February 23, 2024 03:15 pm Gate 1 Gate 2 E. Gate Loc. E. Gate Pos. Gate 5 Gate 6 Gate 7 Gate 8
  0.3 0.5 1 10        
Date Time
(Eastern)
Pool
(ft)
Storage
(%)
Storage
(ac-ft)
Tailwater
(ft)
Flow
(cfs)
Inflow
(cfs)
Precip
(in)
Air Temp
(F)
Feb-26 02:30 am 18.71 3.7 1,093 5.53 101 101 15.44 28.9
Feb-26 01:30 am 18.71 3.7 1,093 5.53 101 101 15.44 28.3
Feb-26 12:30 am 18.71 3.7 1,093 5.53 101 101 15.44 26.5
Feb-25 11:30 pm 18.71 3.7 1,093 5.53 101 101 15.44 25.3
Feb-25 10:30 pm 18.71 3.7 1,093 5.53 101 101 15.44 24.6
Feb-25 09:30 pm 18.71 3.7 1,093 5.53 101 101 15.44 26.4
Feb-25 08:30 pm 18.71 3.7 1,093 5.53 101 101 15.44 26.6
Feb-25 07:30 pm 18.71 3.7 1,093 5.53 101 101 15.44 31.0
Feb-25 06:30 pm 18.71 3.7 1,093 5.53 101 101 15.44 30.4
Feb-25 05:30 pm 18.71 3.7 1,093 5.53 101 101 15.44 33.9
Feb-25 04:30 pm 18.71 3.7 1,093 5.53 101 101 15.44 36.3
Feb-25 03:30 pm 18.71 3.7 1,093 5.53 101 101 15.44 37.5
Feb-25 02:30 pm 18.71 3.7 1,093 5.53 101 101 15.44 36.0
Feb-25 01:30 pm 18.71 3.7 1,093 5.53 101 82 15.44 34.1
Feb-25 12:30 pm 18.71 3.7 1,093 5.53 101 82 15.44 31.1
Feb-25 11:30 am 18.71 3.7 1,093 5.53 101 82 15.44 26.6
Feb-25 10:30 am 18.71 3.7 1,093 5.53 101 75 15.44 24.2
Feb-25 09:30 am 18.71 3.7 1,093 5.53 101 75 15.44 18.6
Feb-25 08:30 am 18.71 3.7 1,093 5.53 101 75 15.44 12.8
Feb-25 07:30 am 18.74 3.7 1,103 5.53 101 95 15.44 10.2
Feb-25 06:30 am 18.74 3.7 1,103 5.53 101 95 15.44 9.7
Feb-25 05:30 am 18.74 3.7 1,103 5.53 101 95 15.44 10.0
Feb-25 04:30 am 18.75 3.8 1,106 5.53 101 101 15.44 11.0
Feb-25 03:30 am 18.75 3.8 1,106 5.53 101 101 15.44 12.6
Feb-25 02:30 am 18.75 3.8 1,106 5.53 101 101 15.44 13.1
Maximum 24 Hour Drawdown Rate (5 feet/day): 551 cfs + Inflow (101 cfs) = 652 cfs
Report Generated February 26, 2024 02:44 am