East Brimfield Dam, Quinebaug River

East Brimfield Dam, Quinebaug River
 Drainage Area: 67 sq. miles 
 Channel Capacity: 900 cfs 
 Storage at Spillway Crest: 8.3 in / 32,220 ac-ft  
 Normal Pool: 13 Feet 
 Gate Settings for May 20, 2025 07:00 am Gate 1 Gate 2 Gate 3 Gate 4 Gate 5 Gate 6 Gate 7 Gate 8
  2.0 2.0            
Date Time
(Eastern)
Pool
(ft)
Storage
(%)
Storage
(ac-ft)
Tailwater
(ft)
Flow
(cfs)
Inflow
(cfs)
Precip
(in)
Air Temp
(F)
May-20 07:30 pm 14.04 1.1 2,721 3.89 183 157 25.59 53.5
May-20 06:30 pm 14.05 1.1 2,726 3.91 186 158 25.59 55.8
May-20 05:30 pm 14.05 1.1 2,726 3.91 186 159 25.59 56.8
May-20 04:30 pm 14.05 1.1 2,726 3.92 188 161 25.59 58.9
May-20 03:30 pm 14.07 1.1 2,736 3.93 189 162 25.59 58.9
May-20 02:30 pm 14.07 1.1 2,736 3.94 191 163 25.59 59.0
May-20 01:30 pm 14.07 1.1 2,736 3.95 193 154 25.59 58.4
May-20 12:30 pm 14.08 1.2 2,742 3.97 196 166 25.59 58.7
May-20 11:30 am 14.08 1.2 2,742 3.96 194 167 25.59 57.1
May-20 10:30 am 14.08 1.2 2,742 3.97 196 148 25.59 53.6
May-20 09:30 am 14.10 1.2 2,752 3.98 198 171 25.59 51.0
May-20 08:30 am 14.10 1.2 2,752 3.98 198 162 25.59 48.6
May-20 07:30 am 14.11 1.2 2,757 4.00 202 175 25.59 46.1
May-20 06:30 am 14.11 1.2 2,757 4.00 202 155 25.59 44.7
May-20 05:30 am 14.11 1.2 2,757 4.01 205 178 25.59 44.5
May-20 04:30 am 14.13 1.3 2,768 4.02 207 179 25.59 45.5
May-20 03:30 am 14.13 1.3 2,768 4.02 207 171 25.59 45.9
May-20 02:30 am 14.14 1.3 2,773 4.03 209 183 25.59 45.9
May-20 01:30 am 14.14 1.3 2,773 4.03 209 185 25.59 46.2
May-20 12:30 am 14.16 1.3 2,783 4.05 214 187 25.59 46.6
May-19 11:30 pm 14.14 1.3 2,773 4.05 214 167 25.59 47.2
May-19 10:30 pm 14.16 1.3 2,783 4.07 218 191 25.59 47.8
May-19 09:30 pm 14.17 1.3 2,788 4.07 218 192 25.59 48.4
May-19 08:30 pm 14.17 1.3 2,788 4.07 218 194 25.59 49.0
May-19 07:30 pm 14.17 1.3 2,788 4.08 221 176 25.59 50.3
Maximum 24 Hour Drawdown Rate (3 feet/day): 509 cfs + Inflow (157 cfs) = 665 cfs
Report Generated May 20, 2025 11:40 pm