Historic Crests
(1) 60.60 ft on 02/02/1937
(2) 55.03 ft on 05/05/2011
(3) 54.30 ft on 04/07/1913
(4) 54.30 ft on 02/23/1884
(5) 53.30 ft on 02/13/1950
(6) 52.00 ft on 03/21/1867
(7) 51.79 ft on 03/11/1997
(8) 51.43 ft on 03/02/2018
(9) 51.40 ft on 04/03/1975
(10) 50.90 ft on 03/25/1897
(11) 50.70 ft on 02/25/1883
(12) 50.40 ft on 04/17/1886
(13) 50.30 ft on 03/10/1945
(14) 50.00 ft on 02/26/1882
(15) 49.90 ft on 01/08/1991
(16) 49.90 ft on 04/11/1912
(17) 49.80 ft on 03/19/1963
(18) 49.20 ft on 03/07/1979
(19) 49.10 ft on 02/22/1939
(20) 49.10 ft on 04/16/1936
(21) 48.90 ft on 03/24/1922
(22) 48.50 ft on 03/11/1890
(23) 48.20 ft on 03/12/1962
(24) 48.10 ft on 05/14/1984
(25) 47.90 ft on 01/16/2005
(26) 47.70 ft on 03/21/1964
(27) 47.60 ft on 03/16/1903
(28) 47.50 ft on 03/27/1973
(29) 47.50 ft on 03/29/1955
(30) 47.30 ft on 05/25/1983
(31) 47.30 ft on 04/03/1933
(32) 47.30 ft on 04/06/1898
(33) 47.20 ft on 04/18/1927
(34) 47.10 ft on 03/26/1917
(35) 46.90 ft on 05/18/1961
(36) 46.80 ft on 02/13/1932
(37) 46.80 ft on 03/08/1887
(38) 46.70 ft on 01/18/1974
(39) 46.30 ft on 02/19/1990
(40) 46.10 ft on 02/24/1989
(41) 46.10 ft on 02/04/1949
(42) 46.00 ft on 12/31/2015
(43) 46.00 ft on 03/30/1943
(44) 45.70 ft on 04/22/1994
(45) 45.55 ft on 03/28/2008
(46) 45.54 ft on 03/17/2015
(47) 44.95 ft on 02/28/2003
(48) 44.90 ft on 05/28/1995
(49) 44.40 ft on 03/30/1980
(50) 44.36 ft on 05/19/2002
(51) 44.34 ft on 05/06/2010
(52) 44.30 ft on 05/16/1996
(53) 44.23 ft on 02/01/1999
(54) 43.84 ft on 12/20/1972
(55) 43.23 ft on 03/25/1978
(56) 43.20 ft on 04/21/1998
(57) 42.83 ft on 05/12/2009
(58) 42.24 ft on 12/10/2004
(59) 42.17 ft on 04/05/1965
(60) 41.90 ft on 02/18/1994
(61) 41.74 ft on 02/09/1969
(62) 41.26 ft on 03/04/1971
(63) 41.00 ft on 04/03/1993
(64) 40.99 ft on 05/03/1970
(65) 40.65 ft on 05/13/2017
(66) 40.11 ft on 03/21/1967
(67) 39.90 ft on 03/25/1982
(68) 39.63 ft on 05/10/2013

(P): Preliminary values subject to further review.