Data is updated every year about October/November time period



Knightville Dam, Westfield River
Peak Project Releases
by Water Year
(1943 - Present)
Drainage Area:  162 sq. miles
Normal Pool:  0 ft. (Summer), 35 ft. (Winter)
Gate Invert Elev.:  480 ft. NGVD
1" Runoff =   8,640 ac-ft
Storage at Spillway Crest:   5.7 in. / 49,000 ac-ft


Date Annual Peak
Release (cfs)
25 Nov 1942 4,540
27 Apr 1944 1,350
21 Mar 1945 6,660
28 Mar 1946 2,840
07 Apr 1947 3,860
25 Mar 1948 4,640
04 Jan 1949 5,370
  
07 Apr 1950 3,540
07 Apr 1951 4,090
06 Jun 1952 3,330
03 Apr 1953 4,340
20 Apr 1954 3,330
28 Aug 1955 4,680
02 May 1956 4,370
24 Jan 1957 2,080
20 Apr 1958 3,900
05 Apr 1959 2,850
  
13 Apr 1960 3,570
18 Apr 1961 4,130
03 Apr 1962 4,130
03 Apr 1963 2,500
08 Apr 1964 2,580
16 Apr 1965 2,640
26 Mar 1966 1,340
06 Apr 1967 2,390
23 Mar 1968 3,160
26 Apr 1969 3,550
  
08 Apr 1970 2,375
21 Apr 1971 2,500
24 Apr 1972 3,310
05 Apr 1973 3,280
30 Dec 1973 3,700
04 Apr 1975 4,040
05 Apr 1976 3,630
16 Mar 1977 3,960
17 Oct 1977 3,780
12 Mar 1979 3,420
  
25 Mar 1980 3,550
27 Feb 1981 3,590
22 Apr 1982 3,440
22 Apr 1983 3,940
08 Jun 1984 3,410
30 Sep 1985 2,700
21 Mar 1986 2,960
06 Apr 1987 5,300
30 Mar 1988 2,420
09 May 1989 2,510
  
23 Mar 1990 3,630
26 Oct 1990 2,920
13 Apr 1992 2,240
19 Apr 1993 3,890
14 Apr 1994 2,770
27 Dec 1994 2,770
22 Apr 1996 3,550
21 Oct 1996 3,260
01 Apr 1998 3,278
23 Mar 1999 3,412
  
09 Jun 2000 3,676
14 Apr 2001 3,570
01 Apr 2002 2,039
01 Apr 2003 2,611
05 Apr 2004 3,459
08 Apr 2005 3,680
11 Oct 2005 3,600
23 Apr 2007 3,630
10 Mar 2008 3,740
30 Mar 2009 3,020
  
18 Mar 2010 3,710
09 Mar 2011 4,400
09 Dec 2011 3,330
12 Jun 2013 3,830
02 Apr 2014 3,220
24 Oct 2014 3,020
26 Feb 2016 2,990
26 Feb 2017 3,590
30 Oct 2017 3,578
03 Nov 2018 3,408
  
02 May 2020 2,768
24 Aug 2021 3,044