Data is updated every year about October/November time period



Union Village Dam, Ompompanoosuc River
Peak Pool Levels
by Water Year
(1950 - Present)
Drainage Area:  126 sq. miles
Normal Pool:  0 ft. (Summer), 20 ft. (Winter)
Gate Invert Elev.:  420 ft. NGVD
1" Runoff =   6,720 ac-ft
Storage at Spillway Crest:   5.7 in. / 38,000 ac-ft



Date
Annual Peak
Pool Level (ft)
Storage Utilized
Inches Acre-Feet Percent
     
06 Apr 1950 53.2 0.4 2,420 6
05 Apr 1951 66.7 0.6 4,340 11
03 Jun 1952 74.0 0.9 5,800 15
31 Mar 1953 101.4 2.1 14,260 38
26 Apr 1954 55.5 0.4 2,670 7
18 Apr 1955 64.0 0.6 3,860 10
18 Apr 1956 44.0 0.2 1,520 4
01 Mar 1957 23.0 0.1 460 1
23 Dec 1957 64.4 0.6 3,916 10
04 Apr 1959 48.5 0.3 1,950 5
     
06 Apr 1960 77.3 1.0 6,575 17
27 Feb 1961 41.0 0.2 1,280 3
09 Apr 1962 63.0 0.6 3,720 10
03 Apr 1963 29.0 0.1 620 2
16 Apr 1964 69.1 0.7 4,820 13
26 Dec 1964 28.0 0.1 590 2
26 Mar 1966 38.0 0.2 1,040 3
05 Apr 1967 63.4 0.6 3,776 10
25 Mar 1968 46.3 0.3 1,730 5
24 Apr 1969 114.2 3.0 20,100 53
     
26 Apr 1970 38.0 0.2 1,040 3
05 May 1971 69.0 0.7 4,800 13
06 May 1972 72.0 0.8 5,400 14
02 Jul 1973 96.8 1.9 12,484 33
22 Dec 1973 61.4 0.5 3,496 9
21 Mar 1975 37.0 0.1 960 3
04 Apr 1976 89.1 1.4 9,730 26
16 Mar 1977 72.0 0.8 5,400 14
10 Jan 1978 56.3 0.4 2,782 7
11 Mar 1979 84.4 1.2 8,350 22
     
11 Apr 1980 55.5 0.4 2,670 7
25 Feb 1981 76.8 1.0 6,450 17
19 Apr 1982 62.1 0.5 3,594 9
21 Mar 1983 43.6 0.2 1,488 4
04 Jun 1984 103.8 2.3 15,220 40
13 Mar 1985 36.0 0.1 880 2
04 Feb 1986 59.0 0.5 3,160 8
06 Apr 1987 97.8 1.9 12,864 34
05 Oct 1987 41.3 0.2 1,304 3
07 Apr 1989 58.2 0.5 3,048 8
     
19 Mar 1990 61.4 0.5 3,496 9
04 Mar 1991 40.7 0.2 1,256 3
12 Mar 1992 61.0 0.5 3,440 9
14 Apr 1993 81.0 1.1 7,500 20
17 Apr 1994 73.0 0.8 5,600 15
16 Jan 1995 29.9 0.1 647 2
22 Jan 1996 76.8 1.0 6,445 17
20 Apr 1997 43.0 0.2 1,439 4
04 Apr 1998 86.9 1.4 9,076 24
17 Sep 1999 43.6 0.2 1,488 4
     
30 Mar 2000 52.9 0.4 2,394 6
26 Apr 2001 84.2 1.2 8,300 22
16 Apr 2002 76.8 1.0 6,445 17
31 Mar 2003 54.2 0.4 2,523 7
30 Oct 2003 47.1 0.3 1,900 4
04 Apr 2005 88.9 1.3 9,700 25
16 May 2006 63.6 0.5 3,400 10
20 Apr 2007 36.9 0.1 952 2
13 Apr 2008 84.8 1.3 8,450 22
26 Oct 2008 32.2 0.1 729 2
     
24 Mar 2010 52.2 0.4 2,260 6
14 Apr 2011 98.7 2.0 13,210 35
14 Mar 2012 30.2 0.1 655 2
13 Mar 2013 37.6 0.2 1,010 3
17 Apr 2014 84.4 1.2 8,358 22
20 Jan 2015 32.2 0.1 747 2
11 Mar 2016 51.3 0.3 2,165 6
02 Jul 2017 61.7 0.5 3,544 10
14 Jan 2018 48.4 0.3 1,943 5
17 Apr 2019 81.0 1.1 7,500 20
     
13 Jan 2020 31.0 0.1 681 2
26 Dec 2020 61.0 0.5 3,433 9