Comparison of Historical Peaks to (ONI) Oceanic Index
Water Year, Observed Date, Observed Stage, ONI
52, 1952-05-18, 9.86, 1.04
53, 1952-12-03, 7.66, 0.04
54, 1954-07-13, 18.56, 0.84
55, 1955-07-15, 11.50, -0.73
56, 1956-06-21, 10.91, -1.67
57, 1957-02-19, 10.65, -0.43
58, 1958-05-08, 11.05, 1.53
59, 1959-06-22, 15.62, 0.50
60, 1960-02-26, 14.74, 0.05
61, 1961-06-16, 12.96, 0.12
62, 1962-02-11, 10.34, -0.19
63, 1963-04-22, 11.19, -0.31
64, 1964-06-25, 13.34, 1.37
65, 1965-03-09, 14.23, -0.82
66, 1966-01-31, 10.33, 1.97
67, 1967-02-21, 10.79, -0.18
68, 1968-06-13, 11.39, -0.34
69, 1969-04-10, 11.79, 0.73
70, 1970-04-25, 10.76, 0.81
71, 1971-04-29, 14.42, -0.86
72, 1972-05-08, 11.40, -0.96
73, 1973-04-23, 10.53, 2.09
74, 1974-07-02, 12.47, -1.95
75, 1975-05-12, 10.73, -0.75
76, 1976-03-06, 10.96, -1.55
77, 1977-04-09, 10.40, 0.86
78, 1978-01-31, 10.74, 0.81
79, 1978-12-30, 10.39, -0.08
80, 1979-12-20, 10.53, 0.52
81, 1981-06-23, 12.65, 0.11
82, 1982-07-02, 12.18, -0.15
83, 1983-04-15, 11.24, 2.18
84, 1984-04-06, 10.38, -1.00
85, 1985-03-12, 10.62, -0.92
86, 1986-06-04, 10.63, -0.27
87, 1987-09-23, 10.17, 1.14
88, 1988-02-14, 10.83, 1.25
89, 1989-09-28, 10.51, -1.80
90, 1990-06-15, 12.70, -0.16
91, 1991-09-03, 12.06, 0.40
92, 1991-10-12, 10.75, 1.21
93, 1993-09-17, 9.89, -0.28
94, 1993-11-24, 9.60, 0.04
95, 1994-11-17, 10.66, 1.01
96, 1996-03-13, 13.23, -1.00
97, 1997-06-21, 11.46, -0.45
98, 1998-03-16, 9.46, 2.40
99, 1999-03-04, 9.52, -1.48
00, 2000-04-24, 9.63, -1.46
01, 2000-12-11, 9.27, -0.75
02, 2002-06-12, 10.33, -0.35
03, 2003-05-12, 8.67, 1.31
04, 2004-04-21, 9.05, 0.35
05, 2005-06-08, 10.70, 0.66
06, 2006-05-01, 10.82, -0.57
07, 2007-04-03, 9.21, 0.94
08, 2008-07-02, 10.64, -1.50
09, 2009-05-07, 8.27, -0.55
10, 2010-06-27, 9.20, 1.36
11, 2011-04-10, 10.42, -1.64
12, 2012-06-26, 13.38, -1.09
13, 2013-05-25, 11.39, 0.05
14, 2014-04-30, 11.70, -0.17
15, 2015-05-15, 8.90, 0.64
16, 2016-05-25, 8.61, 2.57
17, 2017-03-28, 11.55, -0.67
18, 2018-04-24, 12.57, -0.84
19, 2019-01-17, 8.57, 0.90
20, 2020-06-08, 13.19, 0.51