Historic Crests
(1) 68.80 ft on 04/01/1913
(2) 67.80 ft on 01/26/1937
(3) 64.60 ft on 02/11/1884
(4) 61.50 ft on 03/07/1907
(5) 57.60 ft on 01/02/1943
(6) 57.60 ft on 12/31/1942
(7) 57.00 ft on 03/09/1901
(8) 57.00 ft on 02/08/1883
(9) 57.00 ft on 12/01/1847
(10) 56.80 ft on 04/23/1852
(11) 56.60 ft on 03/21/1936
(12) 56.40 ft on 03/09/1945
(13) 55.60 ft on 01/23/1862
(14) 55.50 ft on 01/01/1927
(15) 54.50 ft on 02/06/1939
(16) 54.40 ft on 02/22/1891
(17) 54.30 ft on 02/19/1832
(18) 54.00 ft on 04/10/1886
(19) 53.80 ft on 02/26/1897
(20) 53.50 ft on 03/20/1933
(21) 53.00 ft on 04/15/1860
(22) 52.80 ft on 03/13/1964
(23) 52.20 ft on 09/19/2004
(24) 52.10 ft on 03/08/1955
(25) 52.00 ft on 08/04/1875
(26) 51.90 ft on 01/30/1952
(27) 51.60 ft on 03/08/1963
(28) 51.40 ft on 02/27/1979
(29) 51.20 ft on 03/05/1865
(30) 51.20 ft on 03/07/1967
(31) 50.90 ft on 03/04/1997
(32) 50.80 ft on 02/14/1881
(33) 50.60 ft on 03/24/1890
(34) 50.50 ft on 01/22/1996
(35) 50.40 ft on 02/19/2018
(36) 50.40 ft on 01/09/2005
(37) 50.00 ft on 02/22/1859
(38) 50.00 ft on 03/02/1940
(39) 49.70 ft on 01/30/1994
(40) 49.60 ft on 03/21/1963
(41) 49.40 ft on 01/02/1991
(42) 49.00 ft on 03/13/2011
(43) 49.00 ft on 12/10/1978
(44) 49.00 ft on 01/10/1874
(45) 48.90 ft on 03/02/1945
(46) 48.00 ft on 04/16/1948
(47) 48.00 ft on 01/20/1870
(48) 47.80 ft on 12/06/1950
(49) 47.70 ft on 01/25/1959
(50) 47.20 ft on 05/08/1957
(51) 47.00 ft on 01/17/1877
(52) 47.00 ft on 03/29/1870
(53) 47.00 ft on 12/16/1873
(54) 46.70 ft on 12/30/1985
(55) 46.60 ft on 01/04/1891
(56) 46.50 ft on 02/21/2000
(57) 46.50 ft on 06/26/1972
(58) 46.10 ft on 01/11/1998
(59) 46.00 ft on 02/16/1880
(60) 45.80 ft on 02/26/1962
(61) 45.60 ft on 04/02/1869
(62) 45.50 ft on 12/20/1990
(63) 45.00 ft on 04/06/2018
(64) 44.80 ft on 03/06/2015

(P): Preliminary values subject to further review.