Historic Crests
(1) 53.00 ft on 05/01/1890
(2) 52.20 ft on 06/04/1908
(3) 51.64 ft on 04/29/1942
(4) 51.64 ft on 01/10/1998
(5) 50.86 ft on 04/03/1945
(6) 49.61 ft on 05/07/1990
(7) 49.55 ft on 12/24/1991
(8) 48.97 ft on 10/27/2015
(9) 48.97 ft on 05/05/1944
(10) 48.87 ft on 04/28/1957
(11) 48.79 ft on 05/07/1958
(12) 47.85 ft on 05/30/2015
(13) 47.34 ft on 05/14/1995
(14) 47.12 ft on 12/31/2015
(15) 46.91 ft on 07/10/2007
(16) 46.89 ft on 05/12/1969
(17) 46.47 ft on 03/13/2016
(18) 46.35 ft on 12/13/1971
(19) 46.07 ft on 11/29/1940
(20) 46.05 ft on 04/29/1966
(21) 45.62 ft on 05/24/1989
(22) 45.35 ft on 02/27/1938
(23) 45.30 ft on 03/06/2001
(24) 45.29 ft on 03/04/2001
(25) 45.29 ft on 12/13/1960
(26) 45.16 ft on 07/25/1968
(27) 45.11 ft on 06/17/2016
(28) 45.07 ft on 04/29/1973
(29) 45.02 ft on 11/17/1998
(30) 45.01 ft on 05/19/2019
(31) 44.95 ft on 02/22/2001
(32) 44.91 ft on 02/23/2001
(33) 44.80 ft on 02/17/1950
(34) 44.78 ft on 06/10/1946
(35) 44.77 ft on 01/07/2019
(36) 44.48 ft on 05/21/1965
(37) 44.47 ft on 10/24/2018
(38) 44.42 ft on 10/31/2009
(39) 44.34 ft on 02/08/1975
(40) 44.32 ft on 05/17/1948
(41) 44.25 ft on 03/26/2020
(42) 44.19 ft on 05/20/1953
(43) 44.16 ft on 05/24/1935
(44) 44.10 ft on 11/16/1946
(45) 44.02 ft on 03/26/2012
(46) 43.68 ft on 04/25/1976
(47) 43.68 ft on 03/01/1997
(48) 43.60 ft on 10/04/1936
(49) 43.16 ft on 06/13/1986
(50) 42.88 ft on 04/05/1977
(51) 42.82 ft on 04/27/2016
(52) 42.81 ft on 03/08/1970
(53) 42.50 ft on 02/28/1995
(54) 42.50 ft on 02/28/1994
(55) 42.47 ft on 02/09/2010
(56) 42.35 ft on 03/05/1949
(57) 41.96 ft on 03/28/2008
(58) 41.95 ft on 11/30/2004
(59) 41.94 ft on 06/23/1981
(60) 41.39 ft on 06/15/1943
(61) 41.35 ft on 04/30/1952
(62) 41.15 ft on 05/18/1979
(63) 40.90 ft on 04/13/1934
(64) 40.12 ft on 12/25/1959
(65) 40.12 ft on 01/03/2001
(66) 40.09 ft on 02/28/2003
(67) 39.93 ft on 12/12/1935
(68) 39.63 ft on 03/07/1993
(69) 39.47 ft on 06/01/2021
(70) 39.03 ft on 05/08/2004
(71) 38.58 ft on 03/07/1987
(72) 38.49 ft on 07/10/1940
(73) 38.27 ft on 10/23/1973
(74) 38.27 ft on 02/28/1983
(75) 38.24 ft on 01/19/2007
(76) 38.02 ft on 06/12/2019
(77) 37.95 ft on 04/23/1991
(78) 37.60 ft on 06/03/1933
(79) 37.48 ft on 03/05/2018
(80) 37.43 ft on 05/26/2021
(81) 37.02 ft on 03/16/2010
(82) 36.95 ft on 06/27/1939
(83) 36.64 ft on 05/09/1956
(84) 36.16 ft on 05/08/1963
(85) 36.04 ft on 01/29/1980
(86) 35.95 ft on 05/30/2019
(87) 35.34 ft on 06/26/1951
(88) 32.69 ft on 06/24/2000

(P): Preliminary values subject to further review.