Historic Crests
(1) 48.35 ft on 05/05/2011
(2) 47.75 ft on 02/06/1937
(3) 46.00 ft on 05/29/1995
(4) 45.50 ft on 05/10/1983
(5) 45.10 ft on 04/03/1975
(6) 45.03 ft on 03/16/1997
(7) 44.80 ft on 04/03/1973
(8) 44.60 ft on 04/19/1979
(9) 44.56 ft on 01/19/1950
(10) 44.51 ft on 05/21/2002
(11) 44.50 ft on 05/17/1984
(12) 44.20 ft on 04/18/1994
(13) 44.06 ft on 01/04/2016
(14) 43.90 ft on 05/19/1996
(15) 43.55 ft on 03/27/2008
(16) 43.44 ft on 03/12/1945
(17) 43.10 ft on 01/04/1991
(18) 42.91 ft on 03/05/2018
(19) 42.72 ft on 05/31/1943
(20) 42.72 ft on 03/19/2011
(21) 42.70 ft on 05/17/1961
(22) 42.30 ft on 03/30/1978
(23) 42.30 ft on 02/01/1974
(24) 42.27 ft on 01/18/2005
(25) 42.22 ft on 01/19/1946
(26) 42.20 ft on 04/04/1948
(27) 41.90 ft on 04/29/1944
(28) 41.80 ft on 04/09/1936
(29) 41.80 ft on 02/01/1949
(30) 41.70 ft on 03/19/1939
(31) 41.70 ft on 04/06/1933
(32) 41.60 ft on 03/21/1963
(33) 41.50 ft on 05/09/2017
(34) 41.49 ft on 03/28/1952
(35) 41.10 ft on 12/31/1990
(36) 40.95 ft on 03/27/1955
(37) 40.93 ft on 04/28/1998
(38) 40.90 ft on 03/23/1935
(39) 40.90 ft on 03/06/1985
(40) 40.75 ft on 05/15/2009
(41) 40.50 ft on 05/07/1970
(42) 40.50 ft on 02/27/1951
(43) 40.40 ft on 04/04/1980
(44) 40.40 ft on 03/17/1962
(45) 40.40 ft on 02/17/1932
(46) 40.37 ft on 12/10/1982
(47) 39.95 ft on 05/17/2003
(48) 39.90 ft on 03/06/1971
(49) 39.90 ft on 04/28/1972
(50) 39.90 ft on 04/12/1993
(51) 39.65 ft on 04/20/1947
(52) 39.60 ft on 02/13/1969
(53) 39.49 ft on 02/05/1999
(54) 39.44 ft on 05/08/2010
(55) 39.22 ft on 05/10/2013
(56) 39.10 ft on 03/23/1964
(57) 38.90 ft on 04/10/1965
(58) 38.90 ft on 04/13/1960
(59) 38.34 ft on 03/02/1989
(60) 38.23 ft on 07/08/2015
(61) 37.90 ft on 04/17/1938
(62) 37.50 ft on 02/13/1957
(63) 37.20 ft on 05/04/1940
(64) 36.70 ft on 03/26/1942
(65) 36.60 ft on 01/20/1930
(66) 36.53 ft on 12/12/2004
(67) 36.30 ft on 06/03/1968
(68) 36.10 ft on 07/27/1958
(69) 36.00 ft on 05/20/1967
(70) 35.80 ft on 02/28/1976
(71) 35.60 ft on 02/28/1956
(72) 35.20 ft on 05/24/1981
(73) 34.70 ft on 02/20/1966
(74) 34.50 ft on 04/12/1977
(75) 34.00 ft on 04/20/1987
(76) 33.85 ft on 03/01/2001
(77) 33.79 ft on 10/13/1986
(78) 33.40 ft on 02/25/1959
(79) 33.20 ft on 01/01/1988
(80) 32.96 ft on 04/11/2014
(81) 32.73 ft on 01/17/2007
(82) 32.60 ft on 12/24/1992
(83) 32.30 ft on 12/22/1931
(84) 31.60 ft on 04/05/1934
(85) 31.60 ft on 03/10/1953
(86) 31.58 ft on 02/05/2012
(87) 29.22 ft on 02/29/2000
(88) 28.18 ft on 03/08/2006
(89) 26.39 ft on 11/11/1941
(90) 25.80 ft on 01/28/1954

(P): Preliminary values subject to further review.