Historic Crests
(1) 45.73 ft on 07/06/1994
(2) 38.40 ft on 03/15/1929
(3) 38.00 ft on 03/17/1990
(4) 34.70 ft on 11/28/1948
(5) 34.39 ft on 03/03/1971
(6) 34.36 ft on 04/08/1964
(7) 33.30 ft on 07/09/1916
(8) 33.30 ft on 07/19/1916
(9) 32.89 ft on 07/12/2005
(10) 32.80 ft on 02/25/1961
(11) 32.27 ft on 03/09/1998
(12) 31.30 ft on 03/20/1944
(13) 31.18 ft on 12/26/2015
(14) 30.50 ft on 03/16/1913
(15) 29.60 ft on 01/19/1943
(16) 28.45 ft on 02/14/1966
(17) 28.32 ft on 03/07/1996
(18) 28.20 ft on 03/04/1952
(19) 27.80 ft on 03/22/1942
(20) 27.60 ft on 05/01/1953
(21) 27.60 ft on 12/11/1919
(22) 27.47 ft on 12/25/1964
(23) 27.25 ft on 01/26/1978
(24) 27.20 ft on 03/11/1922
(25) 26.80 ft on 06/02/1959
(26) 26.67 ft on 11/11/2009
(27) 26.62 ft on 11/26/1992
(28) 26.60 ft on 04/09/1938
(29) 26.50 ft on 02/25/1919
(30) 26.33 ft on 02/11/1981
(31) 26.18 ft on 04/04/1975
(32) 25.65 ft on 03/09/1980
(33) 25.52 ft on 03/13/1968
(34) 25.44 ft on 02/21/2020
(35) 25.23 ft on 04/03/2009
(36) 25.20 ft on 10/02/1929
(37) 24.90 ft on 05/09/2003
(38) 24.62 ft on 02/24/1979
(39) 24.60 ft on 04/10/1983
(40) 24.53 ft on 03/22/1970
(41) 24.20 ft on 12/25/1997
(42) 24.10 ft on 03/08/1947
(43) 24.07 ft on 05/24/2018
(44) 23.80 ft on 07/12/1948
(45) 23.50 ft on 04/01/1939
(46) 23.50 ft on 03/06/2020
(47) 23.40 ft on 01/08/1946
(48) 23.36 ft on 03/04/2001
(49) 23.08 ft on 01/21/1963
(50) 22.90 ft on 04/06/1957
(51) 22.88 ft on 04/18/1969
(52) 22.73 ft on 04/01/2005
(53) 22.52 ft on 04/02/2016
(54) 22.50 ft on 02/03/1996
(55) 22.49 ft on 02/08/2020
(56) 22.46 ft on 12/03/2009
(57) 22.43 ft on 02/22/1962
(58) 22.08 ft on 04/21/2019
(59) 21.80 ft on 04/27/1945
(60) 21.51 ft on 02/06/1985
(61) 21.51 ft on 03/06/1985
(62) 21.43 ft on 02/18/1995
(63) 21.42 ft on 01/14/1972
(64) 21.00 ft on 03/30/1960
(65) 20.89 ft on 01/05/2019
(66) 20.88 ft on 02/16/1974
(67) 20.86 ft on 03/18/1976
(68) 20.73 ft on 04/20/2020
(69) 20.72 ft on 04/08/1973
(70) 20.70 ft on 03/05/1917
(71) 20.43 ft on 01/16/2020
(72) 20.41 ft on 02/03/1982
(73) 20.40 ft on 11/19/1957
(74) 20.20 ft on 03/19/1923
(75) 20.09 ft on 03/01/1987
(76) 20.09 ft on 03/22/1977
(77) 20.00 ft on 02/05/1998
(78) 19.95 ft on 04/08/2014
(79) 19.30 ft on 02/11/1921
(80) 19.23 ft on 03/12/2010
(81) 19.22 ft on 09/17/2004
(82) 19.10 ft on 03/20/1937
(83) 19.08 ft on 03/29/2005
(84) 18.80 ft on 12/06/1953
(85) 18.50 ft on 03/08/2003
(86) 18.37 ft on 03/03/1997
(87) 18.36 ft on 04/29/1997
(88) 18.32 ft on 06/20/2003
(89) 18.20 ft on 02/13/2013
(90) 18.00 ft on 05/22/2003

(P): Preliminary values subject to further review.