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West Thompson Dam, Quinebaug River
West Thompson Dam, Quinebaug River
 Drainage Area: 172 sq. miles 
 Channel Capacity: 2,300 cfs 
 Storage at Spillway Crest: 6.49 in / 25,600 ac-ft  
 Normal Pool: 15 Feet 
 Gate Settings for May 12, 2025 07:00 am Gate 1 Gate 2 Gate 3 Gate 4 Gate 5 Gate 6 Gate 7 Gate 8
  4.0 6.0 0.0          
Date Time
(Eastern)		 Pool
(ft)		 Storage
(%)		 Storage
(ac-ft)		 Tailwater
(ft)		 Flow
(cfs)		 Inflow
(cfs)		 Precip
(in)		 Air Temp
(F)
May-13 06:30 am 17.16 4.2 1,005 3.22 867 631 23.85 50.2
May-13 05:30 am 17.23 4.2 1,024 3.21 863 630 23.85 49.8
May-13 04:30 am 17.30 4.3 1,044 3.21 863 639 23.85 50.2
May-13 03:30 am 17.37 4.4 1,064 3.21 863 649 23.85 51.1
May-13 02:30 am 17.44 4.4 1,083 3.21 863 654 23.85 51.7
May-13 01:30 am 17.51 4.5 1,103 3.21 863 657 23.85 52.5
May-13 12:30 am 17.57 4.6 1,120 3.20 858 662 23.85 53.7
May-12 11:30 pm 17.64 4.6 1,139 3.19 854 661 23.85 56.2
May-12 10:30 pm 17.69 4.7 1,153 3.19 854 649 23.85 58.9
May-12 09:30 pm 17.74 4.7 1,167 3.19 854 635 23.85 60.7
May-12 08:30 pm 17.80 4.8 1,184 3.19 854 626 23.85 63.6
May-12 07:30 pm 17.86 4.9 1,201 3.18 850 633 23.85 66.8
May-12 06:30 pm 17.91 4.9 1,215 3.18 850 627 23.85 70.1
May-12 05:30 pm 17.98 5.0 1,234 3.18 850 640 23.85 71.9
May-12 04:30 pm 18.04 5.0 1,254 3.20 858 646 23.85 72.7
May-12 03:30 pm 18.10 5.1 1,276 3.20 858 670 23.85 72.0
May-12 02:30 pm 18.16 5.2 1,298 3.21 863 695 23.85 70.1
May-12 01:30 pm 18.20 5.2 1,312 3.21 863 704 23.85 69.5
May-12 12:30 pm 18.25 5.3 1,330 3.21 863 707 23.85 66.9
May-12 11:30 am 18.29 5.3 1,344 3.22 867 710 23.85 64.6
May-12 10:30 am 18.34 5.3 1,362 3.22 867 727 23.85 61.8
May-12 09:30 am 18.37 5.4 1,373 3.25 880 736 23.85 59.4
May-12 08:30 am 18.40 5.4 1,384 3.24 876 731 23.85 53.9
May-12 07:30 am 18.43 5.4 1,395 3.26 884 740 23.85 46.3
May-12 06:30 am 18.48 5.5 1,413 3.27 889 755 23.85 38.8
Maximum 24 Hour Drawdown Rate (5 feet/day): 507 cfs + Inflow (631 cfs) = 1,137 cfs
Report Generated May 13, 2025 07:21 am