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), 18.5 Feet (Spring) 
 Gate Settings for June 24, 2024 07:00 am Gate 1 Gate 2 Gate 3 Gate 4 Gate 5 Gate 6 Gate 7 Gate 8
  3.0 1.0 1.0 0.0 0.0      
Date Time
(Eastern)
Pool
(ft)
Storage
(%)
Storage
(ac-ft)
Tailwater
(ft)
Flow
(cfs)
Inflow
(cfs)
Precip
(in)
Air Temp
(F)
Jun-24 11:30 pm 18.94 1.9 3,950 4.02 593 312 48.67 70.0
Jun-24 10:30 pm 18.98 2.0 3,970 4.02 593 310 48.67 69.9
Jun-24 09:30 pm 19.03 2.0 3,996 4.03 597 321 48.67 71.0
Jun-24 08:30 pm 19.07 2.1 4,017 4.03 597 333 48.67 72.1
Jun-24 07:30 pm 19.12 2.1 4,044 4.04 600 344 48.67 75.1
Jun-24 06:30 pm 19.16 2.2 4,065 4.04 600 356 48.67 77.4
Jun-24 05:30 pm 19.21 2.2 4,091 4.03 597 378 48.67 77.2
Jun-24 04:30 pm 19.25 2.3 4,113 4.04 600 380 48.67 79.7
Jun-24 03:30 pm 19.29 2.3 4,134 4.05 604 403 48.67 80.9
Jun-24 02:30 pm 19.32 2.3 4,150 4.05 604 414 48.67 81.4
Jun-24 01:30 pm 19.36 2.4 4,171 4.05 604 426 48.67 80.7
Jun-24 12:30 pm 19.39 2.4 4,187 4.06 607 438 48.67 79.8
Jun-24 11:30 am 19.42 2.4 4,203 4.05 604 449 48.67 79.7
Jun-24 10:30 am 19.46 2.5 4,224 4.06 607 471 48.67 78.3
Jun-24 09:30 am 19.48 2.5 4,234 4.06 607 471 48.67 77.9
Jun-24 08:30 am 19.50 2.5 4,245 4.07 611 483 48.67 78.9
Jun-24 07:30 am 19.53 2.5 4,261 4.07 611 504 48.67 77.4
Jun-24 06:30 am 19.55 2.6 4,272 4.07 611 515 48.67 74.9
Jun-24 05:30 am 19.57 2.6 4,282 4.07 611 516 48.67 73.6
Jun-24 04:30 am 19.59 2.6 4,293 4.07 611 539 48.67 74.5
Jun-24 03:30 am 19.61 2.6 4,303 4.07 611 550 48.67 74.8
Jun-24 02:30 am 19.62 2.6 4,309 4.07 611 562 48.67 75.4
Jun-24 01:30 am 19.63 2.6 4,314 4.08 614 574 48.67 75.8
Jun-24 12:30 am 19.64 2.6 4,319 4.08 614 596 48.67 76.3
Jun-23 11:30 pm 19.66 2.7 4,330 4.09 618 629 48.67 73.7
Maximum 24 Hour Drawdown Rate (5 feet/day): 1,137 cfs + Inflow (312 cfs) = 1,449 cfs
Report Generated June 25, 2024 12:21 am