Thomaston Dam, Naugatuck River

Thomaston Dam, Naugatuck River
 Drainage Area: 97 sq. miles 
 Channel Capacity: 3,500 cfs 
 Storage at Spillway Crest: 8.1 in / 42,000 ac-ft  
 Normal Pool: 0 Feet 
 Gate Settings for June 20, 2025 07:00 am Gate 1 Gate 2 Gate 3 Gate 4 Gate 5 Gate 6 Gate 7 Gate 8
  0.0 6.0            
Date Time
(Eastern)
Pool
(ft)
Storage
(%)
Storage
(ac-ft)
Tailwater
(ft)
Flow
(cfs)
Inflow
(cfs)
Precip
(in)
Jun-20 09:00 pm             30.99
Jun-20 08:00 pm 4.68 0.0 9 2.20 113 117 30.99
Jun-20 07:00 pm 4.64 0.0 9 2.21 116 118 30.99
Jun-20 06:00 pm 4.72 0.0 10 2.21 116 120 30.99
Jun-20 05:00 pm 4.73 0.0 10 2.22 119 121 30.99
Jun-20 04:00 pm 4.78 0.0 10 2.22 119 122 30.99
Jun-20 03:00 pm 4.80 0.0 10 2.23 121 124 30.99
Jun-20 02:00 pm 4.78 0.0 10 2.23 121 125 30.99
Jun-20 01:00 pm 4.78 0.0 10 2.23 121 126 30.99
Jun-20 12:00 pm 4.73 0.0 10 2.24 124 130 30.99
Jun-20 11:00 am 4.78 0.0 10 2.25 127 130 30.99
Jun-20 10:00 am 4.84 0.0 10 2.25 127 132 30.99
Jun-20 09:00 am 4.84 0.0 10 2.26 130 134 30.99
Jun-20 08:00 am 4.90 0.0 10 2.27 133 135 30.99
Jun-20 07:00 am 4.98 0.0 10 2.27 133 138 30.99
Jun-20 06:00 am 4.65 0.0 9 2.28 136 136 30.99
Jun-20 05:00 am 4.96 0.0 10 2.28 136 141 30.99
Jun-20 04:00 am 5.02 0.0 11 2.29 139 143 30.99
Jun-20 03:00 am 4.96 0.0 10 2.29 139 146 30.99
Jun-20 02:00 am 5.13 0.0 11 2.30 142 146 30.99
Jun-20 01:00 am 5.03 0.0 11 2.32 148 144 30.99
Jun-20 12:00 am 5.37 0.0 12 2.35 157 144 30.99
Jun-19 11:00 pm 5.44 0.0 12 2.35 157 141 30.99
Jun-19 10:00 pm 5.52 0.0 12 2.28 136 140 30.98
Jun-19 09:00 pm 4.97 0.0 10 2.27 133 138 30.97
Maximum 24 Hour Drawdown Rate (10 feet/day): 5 cfs + Inflow (117 cfs) = 122 cfs
Report Generated June 21, 2025 01:09 am