Data is updated every year about October/November time period



West Hill Dam, West River
Peak Pool Levels
by Water Year
(1962 - Present)
Drainage Area:  28 sq. miles
Normal Pool:  2 ft.
Gate Invert Elev.:  234 ft. NGVD
1" Runoff =   1,493 ac-ft
Storage at Spillway Crest:   8.3 in. / 12,440 ac-ft



Date
Annual Peak
Pool Level (ft)
Storage Utilized
Inches Acre-Feet Percent
03 Apr 1962 14.1 1.6 2,324 19
08 Oct 1962 10.0 0.8 1,200 10
07 Mar 1964 6.7 0.4 529 4
01 Mar 1965 10.5 0.9 1,315 11
15 Feb 1966 6.5 0.3 495 4
29 May 1967 14.7 1.7 2,528 20
21 Mar 1968 24.3 5.0 7,472 60
28 Mar 1969 17.4 2.4 3,536 29
     
13 Feb 1970 17.7 2.5 3,668 30
18 Mar 1971 6.8 0.4 546 4
24 Mar 1972 17.0 2.3 3,360 27
05 Feb 1973 12.4 1.2 1,812 15
23 Mar 1974 9.0 0.7 980 8
14 Jan 1975 6.4 0.3 478 4
30 Jan 1976 15.4 1.9 2,774 22
15 Mar 1977 9.9 0.8 1,178 9
28 Jan 1978 15.5 1.9 2,810 23
27 Jan 1979 24.2 5.0 7,398 60
     
23 Mar 1980 14.5 1.6 2,460 20
25 Feb 1981 10.9 0.9 1,407 11
08 Jun 1982 21.3 3.7 5,550 45
22 Mar 1983 17.9 2.5 3,756 30
04 Jun 1984 20.5 3.4 5,080 41
15 Feb 1985 6.0 0.3 410 3
09 Jun 1986 16.1 2.0 3,027 24
09 Apr 1987 25.5 5.6 8,370 68
28 Mar 1988 8.8 0.6 938 8
12 May 1989 8.2 0.5 812 7
     
23 Oct 1989 12.6 1.3 1,868 15
21 Aug 1991 8.2 0.5 812 7
29 Nov 1991 9.2 0.7 1,024 8
03 Apr 1993 22.5 4.2 6,285 51
26 Mar 1994 9.0 0.7 980 8
25 Dec 1994 6.2 0.3 444 4
30 Jan 1996 15.1 1.8 2,655 21
22 Oct 1996 11.1 1.0 1,468 12
11 Mar 1998 13.4 1.4 2,104 17
04 Feb 1999 7.6 0.5 685 6
     
24 Apr 2000 8.8 0.6 946 8
25 Mar 2001 16.9 2.2 3,316 27
15 May 2002 4.9 0.2 259 2
09 Apr 2003 18.7 2.8 4,138 33
15 Apr 2004 11.9 1.1 1,676 14
04 Apr 2005 14.6 1.6 2,470 20
17 Oct 2005 19.7 3.1 4,600 39
18 Apr 2007 16.3 2.1 3,101 25
10 Mar 2008 16.2 2.0 3,064 25
15 Dec 2008 18.1 2.9 3,861 31
     
02 Apr 2010 20.9 3.5 5,304 43
09 Mar 2011 15.6 1.9 2,835 23
09 Dec 2011 10.4 0.9 1,297 10
15 Jun 2013 13.7 1.5 2,191 17
01 Apr 2014 14.6 1.7 2,494 20
05 Apr 2015 7.2 0.4 624 5
09 Apr 2016 6.2 0.3 451 3
02 Apr 2017 7.0 0.4 577 5
04 Mar 2018 10.8 0.9 1,375 11
26 Jan 2019 11.1 1.0 1,453 12
     
15 Dec 2019 6.8 0.4 549 4
04 Sep 2021 14.6 1.7 2,497 20