Historic Crests
(1) 57.97 ft on 03/01/1961
(2) 57.00 ft on 04/08/1986
(3) 57.00 ft on 04/08/1886
(4) 56.80 ft on 03/21/1990
(5) 56.00 ft on 12/03/1948
(6) 56.00 ft on 03/19/1929
(7) 55.02 ft on 04/18/1979
(8) 54.00 ft on 01/19/1892
(9) 54.00 ft on 01/19/1992
(10) 53.39 ft on 04/12/1964
(11) 52.90 ft on 03/18/1909
(12) 52.40 ft on 03/25/1943
(13) 51.40 ft on 12/21/1961
(14) 51.27 ft on 02/21/1990
(15) 51.20 ft on 12/22/1961
(16) 50.76 ft on 01/01/1933
(17) 50.72 ft on 03/01/1980
(18) 50.70 ft on 04/02/1902
(19) 50.60 ft on 02/15/1903
(20) 50.42 ft on 11/20/1929
(21) 50.40 ft on 03/24/1906
(22) 50.10 ft on 03/09/1917
(23) 50.00 ft on 03/08/2020
(24) 49.90 ft on 01/23/1947
(25) 49.83 ft on 04/03/1976
(26) 49.80 ft on 04/28/1944
(27) 49.60 ft on 03/14/1922
(28) 49.58 ft on 12/28/2015 (P)
(29) 49.40 ft on 03/19/1913
(30) 49.38 ft on 04/01/1980
(31) 49.22 ft on 04/11/1983
(32) 49.08 ft on 03/06/1971
(33) 48.97 ft on 04/03/2005
(34) 48.80 ft on 04/07/1920
(35) 48.64 ft on 03/11/1998
(36) 48.60 ft on 04/24/1912
(37) 48.19 ft on 04/03/1977
(38) 48.00 ft on 03/14/1891
(39) 48.00 ft on 06/24/1989
(40) 48.00 ft on 02/17/1900
(41) 46.80 ft on 04/10/2014 (P)
(42) 46.80 ft on 01/10/1946
(43) 46.28 ft on 02/05/1982
(44) 45.99 ft on 03/14/2010
(45) 45.50 ft on 02/05/1996
(46) 45.27 ft on 01/27/1990
(47) 44.87 ft on 12/31/2018
(48) 44.60 ft on 02/21/1893
(49) 44.43 ft on 03/21/1975
(50) 44.42 ft on 05/12/2003
(51) 44.24 ft on 03/25/1942
(52) 43.50 ft on 02/14/1923
(53) 43.46 ft on 03/23/2001 (P)
(54) 43.00 ft on 02/20/1908
(55) 43.00 ft on 03/18/1956
(56) 42.99 ft on 01/29/1996
(57) 42.82 ft on 04/06/2001
(58) 42.80 ft on 04/16/1955
(59) 42.60 ft on 03/20/1895
(60) 42.32 ft on 05/06/1937
(61) 42.00 ft on 02/16/1905
(62) 41.50 ft on 03/26/1897
(63) 41.29 ft on 03/08/1934
(64) 40.76 ft on 03/10/1995
(65) 40.73 ft on 03/09/1995
(66) 40.70 ft on 02/15/1948
(67) 40.20 ft on 05/10/1953
(68) 40.00 ft on 01/17/1901
(69) 37.87 ft on 02/20/1995
(70) 37.30 ft on 03/09/2003
(71) 35.35 ft on 05/05/1963
(72) 34.95 ft on 09/18/2004
(73) 33.60 ft on 02/19/1965
(74) 33.50 ft on 03/01/1995

(P): Preliminary values subject to further review.