Data is updated every year about October/November time period



Mad River Dam, Mad River
Peak Pool Levels
by Water Year
(1965 - Present)
Drainage Area:  18 sq. miles
Normal Pool:  17 ft.
Gate Invert Elev.:  855 ft. NGVD
1" Runoff =   960 ac-ft
Storage at Spillway Crest:   9.8 in. / 9,510 ac-ft



Date
Annual Peak
Pool Level (ft)
Storage Utilized
Inches Acre-Feet Percent
Feb 1965 1 20.0 0.0 20 0
Mar 1966 1 20.5 0.0 26 0
Apr 1967 1 30.0 0.2 160 2
Mar 1968 1 33.4 0.2 228 2
Apr 1969 1 50.3 0.8 814 8
     
Apr 1970 1 41.0 0.4 382 4
Apr 1971 1 22.0 0.0 44 0
Jul 1972 1 47.0 0.7 650 7
Feb 1973 1 47.5 0.7 675 7
Dec 1973 1 62.1 1.5 1,470 15
Sep 1975 1 55.0 1.1 1,040 11
Jan 1976 1 40.3 0.4 353 4
Mar 1977 1 57.1 1.2 1,166 12
Jan 1978 1 54.5 1.0 1,016 10
Mar 1979 1 60.1 1.4 1,346 14
     
Mar 1980 1 67.3 1.9 1,825 19
Feb 1981 1 51.7 0.9 882 9
Jun 1982 1 53.6 1.0 973 10
Mar 1983 1 52.4 0.9 915 9
Jun 1984 1 74.6 2.5 2,380 25
Sep 1985 1 46.9 0.7 645 7
Jun 1986 1 55.3 1.1 1,058 11
Apr 1987 1 74.5 2.4 2,372 24
Mar 1988 1 24.4 0.1 73 1
Nov 1988 1 40.9 0.4 378 4
     
Oct 1989 1 60.9 1.4 1,396 14
Mar 1991 1 23.4 0.1 61 1
Mar 1992 1 35.7 0.3 271 3
Apr 1993 1 37.0 0.3 292 3
Apr 1994 1 28.9 0.1 142 1
Dec 1994 1 37.4 0.3 298 3
Jan 1996 1 57.4 1.2 1,184 12
Oct 1996 1 51.3 0.9 862 9
16 Jun 1998 38.0 0.3 308 3
17 Sep 1999 57.8 1.2 1,208 12
     
07 Jun 2000 43.7 0.5 493 5
11 Apr 2001 39.1 0.3 325 3
07 Jun 2002 29.1 0.2 158 2
23 Mar 2003 43.2 0.5 476 5
30 Oct 2003 42.6 0.5 470 5
04 Apr 2005 52.4 0.9 915 9
16 Oct 2005 55.6 1.1 1,075 12
17 Apr 2007 79.2 2.8 2,780 29
09 Mar 2008 48.7 0.8 735 7
13 Dec 2008 47.5 0.7 676 7
     
16 Mar 2010 47.3 0.7 670 7
29 Aug 2011 80.6 2.9 2,900 31
01 Oct 2011 53.9 1.0 987 10
15 Jun 2013 49.4 0.8 768 8
31 Mar 2014 40.1 0.4 345 4
10 Dec 2014 32.5 0.2 210 2
25 Feb 2016 33.2 0.2 224 3
05 Apr 2017 38.7 0.3 319 4
30 Oct 2017 25.8 0.1 90 1
27 Apr 2019 37.6 0.3 302 3
     
15 Dec 2019 48.6 0.7 729 8
03 Sep 2021 53.3 1.0 956 10

Notes:
1.    Estimated Date of Peak Pool