Historic Crests
(1) 20.85 ft on 07/09/1993
(2) 20.00 ft on 06/15/1982
(3) 19.90 ft on 06/16/1944
(4) 19.75 ft on 05/30/2008
(5) 19.73 ft on 06/22/2020
(6) 18.91 ft on 09/04/2018
(7) 18.43 ft on 08/28/2009
(8) 18.26 ft on 03/14/2019
(9) 18.12 ft on 07/07/1992
(10) 18.10 ft on 05/30/2013
(11) 18.09 ft on 07/01/2014
(12) 17.78 ft on 07/18/1969
(13) 17.66 ft on 06/17/1990
(14) 17.60 ft on 06/13/1947
(15) 17.54 ft on 03/11/2010
(16) 17.37 ft on 02/21/1985
(17) 17.31 ft on 02/19/1997
(18) 17.21 ft on 03/02/1970
(19) 17.19 ft on 06/17/1996
(20) 17.14 ft on 03/19/1979
(21) 17.05 ft on 06/10/1984
(22) 17.00 ft on 04/29/1991
(23) 16.98 ft on 07/14/1994
(24) 16.88 ft on 06/30/1986
(25) 16.64 ft on 05/23/2004
(26) 16.47 ft on 07/11/2000
(27) 16.43 ft on 02/20/1971
(28) 16.34 ft on 07/03/1983
(29) 16.23 ft on 05/16/1974
(30) 16.23 ft on 02/19/1961
(31) 16.18 ft on 03/30/1960
(32) 16.18 ft on 06/07/1961
(33) 16.16 ft on 01/13/1960
(34) 16.12 ft on 07/15/1958
(35) 16.09 ft on 03/31/1998
(36) 15.96 ft on 03/21/1975
(37) 15.94 ft on 01/20/2017
(38) 15.88 ft on 02/01/1973
(39) 15.84 ft on 01/06/1946
(40) 15.82 ft on 12/15/2015
(41) 15.75 ft on 04/01/1965
(42) 15.60 ft on 03/20/1959
(43) 15.58 ft on 01/17/1980
(44) 15.54 ft on 08/27/1987
(45) 15.54 ft on 06/13/2015
(46) 15.50 ft on 03/07/1950
(47) 15.46 ft on 03/10/1989
(48) 15.40 ft on 02/20/1953
(49) 15.25 ft on 06/15/2001
(50) 15.21 ft on 08/26/1954
(51) 15.18 ft on 04/16/1973
(52) 15.04 ft on 03/11/2007
(53) 14.90 ft on 01/31/1988
(54) 14.85 ft on 03/05/1949
(55) 14.80 ft on 04/18/1978
(56) 14.75 ft on 09/08/1989
(57) 14.74 ft on 04/27/1995
(58) 14.71 ft on 08/28/1977
(59) 14.67 ft on 03/20/1978
(60) 14.65 ft on 02/29/1972
(61) 14.57 ft on 02/14/2005
(62) 14.55 ft on 03/14/1971
(63) 14.49 ft on 06/09/1999
(64) 14.42 ft on 03/13/1963
(65) 14.40 ft on 03/19/1948
(66) 14.40 ft on 02/17/2011
(67) 14.39 ft on 07/14/1962
(68) 14.26 ft on 03/11/1952
(69) 14.25 ft on 05/11/2003
(70) 14.12 ft on 09/13/1980
(71) 14.04 ft on 02/09/1966
(72) 13.93 ft on 05/31/1957
(73) 13.87 ft on 02/27/2023
(74) 13.82 ft on 04/24/1976
(75) 13.82 ft on 08/01/1956
(76) 13.67 ft on 06/02/1951
(77) 13.43 ft on 08/05/1968
(78) 13.37 ft on 03/08/2021
(79) 13.31 ft on 01/24/1967
(80) 12.91 ft on 07/25/1981
(81) 12.62 ft on 08/08/1967
(82) 12.00 ft on 03/06/2022
(83) 11.83 ft on 10/10/1954
(84) 11.78 ft on 06/23/1964
(85) 11.76 ft on 08/23/2002
(86) 11.54 ft on 04/15/2012
(87) 9.31 ft on 05/16/2006

(P): Preliminary values subject to further review.