Historic Crests
(1) 17.69 ft on 08/16/1977
(2) 17.57 ft on 06/09/1974
(3) 17.30 ft on 06/15/1982
(4) 17.11 ft on 07/01/2014
(5) 17.03 ft on 07/09/1993
(6) 16.80 ft on 06/01/1947
(7) 16.66 ft on 05/14/1970
(8) 16.50 ft on 03/14/2019
(9) 16.47 ft on 02/01/1973
(10) 16.35 ft on 05/26/2013
(11) 16.31 ft on 06/12/1966
(12) 16.19 ft on 06/08/2008
(13) 15.92 ft on 05/16/1991
(14) 15.77 ft on 06/18/1950
(15) 15.67 ft on 02/18/1961
(16) 15.63 ft on 03/19/1979
(17) 15.62 ft on 05/23/2004
(18) 15.52 ft on 04/27/2009
(19) 15.42 ft on 06/20/1990
(20) 15.38 ft on 07/03/1957
(21) 15.27 ft on 06/10/2011
(22) 15.17 ft on 02/20/1971
(23) 15.16 ft on 09/21/1986
(24) 15.12 ft on 07/15/1984
(25) 15.09 ft on 02/20/1953
(26) 15.08 ft on 06/13/1972
(27) 15.07 ft on 05/13/2010
(28) 15.07 ft on 04/01/1965
(29) 14.97 ft on 06/25/2015
(30) 14.83 ft on 03/20/1975
(31) 14.81 ft on 12/14/2015
(32) 14.80 ft on 06/10/1984
(33) 14.79 ft on 05/19/1983
(34) 14.77 ft on 02/18/1997
(35) 14.73 ft on 04/26/2007
(36) 14.71 ft on 06/21/1998
(37) 14.64 ft on 09/04/2018
(38) 14.59 ft on 03/20/1959
(39) 14.57 ft on 03/30/1960
(40) 14.34 ft on 03/20/1969
(41) 14.31 ft on 04/24/1965
(42) 14.26 ft on 05/13/2005
(43) 14.20 ft on 06/13/2001
(44) 14.14 ft on 02/19/1994
(45) 13.94 ft on 06/30/1969
(46) 13.87 ft on 03/10/1952
(47) 13.69 ft on 02/11/1996
(48) 13.53 ft on 07/14/1962
(49) 13.47 ft on 06/10/1954
(50) 13.45 ft on 02/19/1955
(51) 13.30 ft on 03/21/1978
(52) 13.26 ft on 02/23/1985
(53) 13.24 ft on 03/13/1963
(54) 13.00 ft on 06/14/1976
(55) 12.98 ft on 06/18/2002
(56) 12.95 ft on 05/09/2003
(57) 12.86 ft on 06/23/1964
(58) 12.75 ft on 04/27/1995
(59) 12.31 ft on 06/14/1980
(60) 11.52 ft on 06/01/1951
(61) 11.38 ft on 04/09/1999
(62) 11.25 ft on 01/30/1988
(63) 11.25 ft on 06/21/1997
(64) 10.73 ft on 05/28/2020
(65) 10.56 ft on 02/24/1958
(66) 10.13 ft on 04/15/2012
(67) 9.94 ft on 01/29/1989
(68) 9.67 ft on 06/14/2000
(69) 9.65 ft on 04/03/2006
(70) 9.65 ft on 06/10/1967
(71) 9.56 ft on 02/18/1992
(72) 9.49 ft on 06/17/1996
(73) 9.38 ft on 03/05/1987
(74) 7.76 ft on 03/08/2021
(75) 7.49 ft on 03/08/1968
(76) 6.85 ft on 02/26/1981
(77) 4.35 ft on 05/13/1956
(78) 0.00 ft on 01/31/1988

(P): Preliminary values subject to further review.