Data is updated every year about October/November time period



Hancock Brook Dam, Hancock Brook
Peak Project Releases
by Water Year
(1968 - Present)
Drainage Area:  12 sq. miles
Normal Pool:  7 ft.
Gate Invert Elev.:  454 ft. NGVD
1" Runoff =   640 ac-ft
Storage at Spillway Crest:   6.1 in. / 3,900 ac-ft


Date Annual Peak
Release (cfs)
May 1968 1 240
Mar 1969 1 225
  
Feb 1970 1 258
Aug 1971 1 205
Mar 1972 1 235
Feb 1973 1 240
Dec 1973 1 281
Mar 1975 1 193
Jan 1976 1 262
Mar 1977 1 230
Jan 1978 1 260
Apr 1979 1 239
  
Mar 1980 1 305
Feb 1981 1 246
Jun 1982 1 337
Mar 1983 1 284
May 1984 1 300
Sep 1985 1 97
Dec 1986 1 251
Apr 1987 1 305
Jul 1988 1 97
May 1989 1 233
  
Oct 1989 1 292
Oct 1990 1 225
Jun 1992 1 281
Mar 1993 1 233
Aug 1994 1 240
Mar 1995 1 208
Jan 1996 1 263
Oct 1996 1 237
11 May 1998 142
17 Sep 1999 225
  
07 Jun 2000 162
23 Mar 2001 216
14 May 2002 114
01 Jun 2003 201
14 Apr 2004 179
29 Mar 2005 175
13 May 2006 235
16 Apr 2007 247
09 Mar 2008 217
12 Dec 2008 212
  
31 Mar 2010 216
29 Aug 2011 256
08 Dec 2011 187
14 Jun 2013 215
01 May 2014 167
10 Dec 2014 215
25 Feb 2016 157
07 Apr 2017 101
30 Oct 2017 208
01 Jan 2019 215
  
14 Apr 2020 222
02 Sep 2021 294

Notes:
1.    Estimated Date of Peak Release