Data is updated every year about October/November time period



Edward Macdowell Dam, Nubanusit Brook
Peak Pool Levels
by Water Year
(1950 - Present)
Drainage Area:  44 sq. miles
Normal Pool:  912 ft. NGVD
Gate Invert Elev.:  904 ft. NGVD
1" Runoff =   2,347 ac-ft
Storage at Spillway Crest:   5.5 in. / 12,800 ac-ft



Date
Annual Peak
Pool Level (ft)
Storage Utilized
Inches Acre-Feet Percent
     
1950        
05 Apr 1951 934.0 2.8 6,600 52
08 Apr 1952 926.1 1.6 3,832 30
31 Mar 1953 927.5 1.8 4,300 34
19 Apr 1954 919.5 0.8 1,800 14
06 Apr 1955 916.4 0.4 990 8
15 Jan 1956 935.6 3.1 7,215 56
25 Jan 1957 918.8 0.7 1,595 12
22 Apr 1958 931.2 2.4 5,595 44
05 Apr 1959 924.6 1.4 3,345 26
     
07 Apr 1960 934.8 2.9 6,900 54
26 Apr 1961 914.4 0.2 555 4
03 Apr 1962 921.5 1.0 2,400 19
29 Mar 1963 917.7 0.6 1,300 10
17 Apr 1964 918.0 0.6 1,375 11
14 Apr 1965 914.5 0.2 575 4
26 Mar 1966 917.0 0.5 1,125 9
05 Apr 1967 920.8 0.9 2,190 17
25 Mar 1968 929.6 2.1 5,035 39
13 Apr 1969 930.0 2.2 5,175 40
     
13 Feb 1970 928.0 1.9 4,475 35
16 Apr 1971 920.5 0.9 2,100 16
21 Apr 1972 922.4 1.1 2,670 21
03 Jul 1973 923.8 1.3 3,090 24
29 Dec 1973 928.6 2.0 4,685 37
29 Sep 1975 922.2 1.1 2,610 20
01 Feb 1976 923.1 1.2 2,880 22
17 Mar 1977 932.1 2.5 5,910 46
14 Jan 1978 924.2 1.4 3,215 25
12 Mar 1979 938.0 3.5 8,210 64
     
24 Mar 1980 924.8 1.5 3,410 27
27 Feb 1981 920.5 0.9 2,100 16
05 Apr 1982 920.6 0.9 2,130 17
22 Mar 1983 926.2 1.6 3,865 30
05 Jun 1984 943.2 4.6 10,745 84
15 Mar 1985 916.4 0.4 990 8
01 Feb 1986 930.6 2.3 5,385 42
08 Apr 1987 949.8 SPILLWAY DISCHARGE
29 Mar 1988 920.5 0.9 2,100 16
09 Apr 1989 921.8 1.1 2,490 19
     
20 Mar 1990 924.0 1.3 3,150 25
22 Aug 1991 920.1 0.8 1,980 15
25 Nov 1991 918.8 0.7 1,595 12
15 Apr 1993 930.0 2.2 5,175 40
05 Dec 1993 916.6 0.4 1,035 8
26 Dec 1994 920.3 0.9 2,040 16
19 Apr 1996 926.7 1.7 4,031 31
24 Oct 1996 926.3 1.7 3,904 31
19 Jun 1998 926.4 1.7 3,936 31
06 Mar 1999 915.5 0.3 796 6
     
24 Apr 2000 918.2 0.6 1,422 11
26 Apr 2001 926.0 1.6 3,797 30
01 Apr 2002 914.8 0.3 635 5
01 Apr 2003 927.6 1.8 4,328 34
05 Apr 2004 929.2 2.1 4,899 38
05 Apr 2005 927.3 1.8 4,300 34
18 Oct 2005 936.1 3.2 7,525 59
21 Apr 2007 938.8 3.7 8,692 68
04 Apr 2008 919.0 0.8 1,800 14
15 Dec 2008 918.2 0.7 1,583 12
     
02 Apr 2010 941.7 4.3 9,910 78
10 Mar 2011 926.8 1.8 4,195 33
10 Dec 2011 917.7 0.6 1,460 11
01 Nov 2012 916.0 0.4 1,050 8
01 Apr 2014 917.9 0.6 1,507 12
25 Oct 2014 916.5 0.5 1,160 9
26 Feb 2016 915.5 0.4 940 7
27 Feb 2017 918.2 0.7 1,580 12
16 Jan 2018 922.6 1.2 2,867 22
07 Nov 2018 922.4 1.2 2,820 22
     
16 Dec 2019 918.5 0.7 1,648 13
22 Jul 2021 927.8 1.9 4,548 36

Notes:
1.    Spillway Discharge