East Branch Dam, East Branch Naugatuck River
Peak Pool Levels
by Water Year
(1969 - Present)
Drainage Area:  9 sq. miles
Normal Pool:  0 ft.
Gate Invert Elev.:  798 ft. NGVD
1" Runoff =   480 ac-ft
Storage at Spillway Crest:   8.8 in. / 4,350 ac-ft

Date	Annual Peak Pool Level (ft)	Storage Utilized
		Inches	Acre-Feet	Percent
Apr 1969 1	21.0	0.6	320	7
Apr 1970 1	23.0	0.8	396	9
Apr 1971 1	11.5	0.1	74	2
Mar 1972 1	20.8	0.6	313	7
Feb 1973 1	27.4	1.2	587	14
Dec 1973 1	32.2	1.7	829	19
Sep 1975 1	38.1	2.4	1,195	27
Jan 1976 1	24.9	1.0	475	11
Mar 1977 1	26.4	1.1	541	12
Jan 1978 1	29.3	1.4	679	16
Mar 1979 1	33.8	1.9	920	21
Mar 1980 1	33.7	1.8	914	21
Feb 1981 1	26.2	1.1	532	12
Jun 1982 1	30.6	1.5	744	17
Apr 1983 1	25.5	1.0	501	12
Jun 1984 1	38.8	2.5	1,246	29
Mar 1985 1	11.8	0.2	78	2
Jan 1986 1	23.9	0.9	432	10
Apr 1987 1	39.8	2.7	1,318	30
Mar 1988 1	9.9	0.1	50	1
May 1989 1	20.3	0.6	295	7
Oct 1989 1	32.9	1.8	869	20
Oct 1990 1	23.0	0.8	396	9
Mar 1992 1	17.7	0.4	212	5
Mar 1993 1	22.7	0.8	384	9
Dec 1993 1	16.0	0.3	165	4
Dec 1994 1	18.5	0.5	236	5
Jan 1996 1	23.0	0.8	396	9
Dec 1996 1	9.0	0.1	40	1
08 Jan 1998	12.8	0.2	95	2
17 Sep 1999	13.4	0.2	108	2
16 Jul 2000	9.2	0.1	41	1
17 Dec 2000	11.9	0.2	80	2
07 Jun 2002	8.2	0.1	31	1
29 Sep 2003	9.6	0.1	46	1
30 Oct 2003	9.8	0.1	48	1
03 Apr 2005	6.7	0.1	18	1
15 Oct 2005	7.9	0.1	27	1
17 Apr 2007	44.7	3.5	1,718	39
15 Jun 2008	6.4	0.1	15	1
21 Jun 2009	16.8	0.4	185	4
25 Jan 2010	13.8	0.2	115	3
28 Aug 2011	19.4	0.5	263	6
01 Oct 2011	16.0	0.3	164	4
10 Aug 2013	17.8	0.4	213	5
14 Aug 2014	8.9	0.1	37	1
15 Jun 2015	9.0	0.1	39	1
25 Feb 2016	9.0	0.1	39	1
07 Apr 2017	8.1	0.1	29	1
30 Oct 2017	10.1	0.1	52	1
21 Dec 2018	14.4	0.3	127	3
02 May 2020	12.0	0.2	81	2
02 Sep 2021	27.9	1.3	612	14

Notes:

1.    Estimated Date of Peak Pool