Data is updated every year about October/November time period



Townshend Dam, West River
Peak Project Releases
by Water Year
(1962 - Present)
Drainage Area (gross):  278 sq. miles
Drainage Area (net):  106 sq. miles
Normal Pool:  21 ft.
Gate Invert Elev.:  457 ft. NGVD
1" Runoff =   5,653 ac-ft
Storage at Spillway Crest:   5.8 in. / 32,900 ac-ft


Date Annual Peak
Release (cfs)
07 Apr 1962 7,340
23 Apr 1963 5,760
17 Apr 1964 7,200
14 Apr 1965 4,380
25 Apr 1966 3,700
06 Apr 1967 5,850
28 Mar 1968 5,760
10 Apr 1969 9,410
  
17 Apr 1970 5,990
06 May 1971 6,010
11 May 1972 7,040
20 Mar 1973 6,450
28 Dec 1973 7,900
08 Aug 1975 5,960
06 Apr 1976 6,970
17 Mar 1977 9,530
11 Jan 1978 6,610
25 May 1979 10,300
  
25 Mar 1980 4,520
28 Feb 1981 6,760
23 Apr 1982 6,410
27 Apr 1983 7,130
08 Jun 1984 9,020
02 Jan 1985 4,190
21 Mar 1986 6,610
07 Apr 1987 10,000
29 Apr 1988 5,850
30 Mar 1989 6,970
  
22 Mar 1990 7,850
23 Apr 1991 7,740
27 Mar 1992 5,390
19 Apr 1993 6,770
18 Apr 1994 8,420
07 Dec 1994 5,200
24 Apr 1996 9,000
29 Apr 1997 5,477
06 Apr 1998 8,800
23 Mar 1999 5,336
  
06 Apr 2000 6,000
29 Apr 2001 6,219
14 May 2002 6,150
17 Apr 2003 6,400
03 Apr 2004 7,075
05 Apr 2005 8,770
17 May 2006 7,830
21 Apr 2007 9,720
10 Mar 2008 7,100
31 Jul 2009 7,720
  
02 Apr 2010 8,290
01 Sep 2011 7,840
23 Apr 2012 5,790
11 Apr 2013 7,880
28 May 2014 5,240
15 Apr 2015 5,670
25 Feb 2016 5,620
16 Jan 2017 9,700
10 Oct 2017 7,440
17 Apr 2019 6,848
  
15 Apr 2020 5,162
28 Dec 2020 6,381

Notes on discharge measurements:
Water Years 1961 to 1995:
   Peak Discharges measured at gage
   West River at Newfane, Vermont
   Drainage Area of 308 sq mi
 
Water Years 1996 to Present:
   Peak Discharges measured from
   Tailwater station installed Mar 1995
   Immediately downstream of outlet works