Mansfield Hollow Dam, Natchaug River

Mansfield Hollow Dam, Natchaug River
 Drainage Area: 159 sq. miles 
 Channel Capacity: 2,900 cfs 
 Storage at Spillway Crest: 5.8 in / 52,000 ac-ft  
 Normal Pool: 16.5 Feet (Summer), 15 Feet (Winter) 
 Gate Settings for February 23, 2024 07:00 am Gate 1 Gate 2 Gate 3 Gate 4 Gate 5 Gate 6 Gate 7 Gate 8
  2.0 1.0 0.0 0.0 0.0      
Date Time
(Eastern)
Pool
(ft)
Storage
(%)
Storage
(ac-ft)
Tailwater
(ft)
Flow
(cfs)
Inflow
(cfs)
Precip
(in)
Air Temp
(F)
Feb-26 12:30 am 17.67 0.8 3,322 3.04 328 310 24.64 25.9
Feb-25 11:30 pm 17.68 0.8 3,326 3.03 325 311 24.64 26.7
Feb-25 10:30 pm 17.68 0.8 3,326 3.06 333 313 24.64 28.9
Feb-25 09:30 pm 17.68 0.8 3,326 3.05 330 304 24.64 29.7
Feb-25 08:30 pm 17.68 0.8 3,326 3.06 333 295 24.64 30.6
Feb-25 07:30 pm 17.69 0.8 3,331 3.06 333 305 24.64 32.2
Feb-25 06:30 pm 17.69 0.8 3,331 3.05 330 296 24.64 34.4
Feb-25 05:30 pm 17.70 0.8 3,336 3.08 338 296 24.64 38.4
Feb-25 04:30 pm 17.70 0.8 3,336 3.07 335 295 24.64 43.0
Feb-25 03:30 pm 17.71 0.8 3,341 3.05 330 294 24.64 43.6
Feb-25 02:30 pm 17.72 0.8 3,346 3.09 340 302 24.64 42.6
Feb-25 01:30 pm 17.72 0.8 3,346 3.06 333 292 24.64 40.7
Feb-25 12:30 pm 17.73 0.8 3,350 3.06 333 302 24.64 36.2
Feb-25 11:30 am 17.74 0.8 3,355 3.06 333 312 24.64 34.3
Feb-25 10:30 am 17.74 0.8 3,355 3.05 330 312 24.64 29.6
Feb-25 09:30 am 17.75 0.9 3,360 3.03 325 323 24.64 26.3
Feb-25 08:30 am 17.75 0.9 3,360 3.04 328 325 24.64 21.5
Feb-25 07:30 am 17.76 0.9 3,365 3.08 338 334 24.64 17.0
Feb-25 06:30 am 17.76 0.9 3,365 3.08 338 333 24.64 15.3
Feb-25 05:30 am 17.76 0.9 3,365 3.03 325 335 24.64 16.0
Feb-25 04:30 am 17.76 0.9 3,365 3.06 333 345 24.64 17.2
Feb-25 03:30 am 17.76 0.9 3,365 3.11 345 344 24.64 19.0
Feb-25 02:30 am 17.76 0.9 3,365 3.05 330 345 24.64 20.4
Feb-25 01:30 am 17.76 0.9 3,365 3.04 328 347 24.64 22.4
Feb-25 12:30 am 17.76 0.9 3,365 3.10 343 356 24.64 23.6
Maximum 24 Hour Drawdown Rate (5 feet/day): 1,037 cfs + Inflow (310 cfs) = 1,347 cfs
Report Generated February 26, 2024 01:39 am