Historic Crests
(1) 56.60 ft on 01/31/1937
(2) 50.90 ft on 03/12/1945
(3) 50.70 ft on 04/01/1913
(4) 50.53 ft on 03/09/1997
(5) 50.40 ft on 03/16/1964
(6) 50.20 ft on 01/01/1884
(7) 50.12 ft on 02/28/2018
(8) 49.08 ft on 04/29/2011
(9) 48.10 ft on 10/14/1952
(10) 48.10 ft on 04/21/1948
(11) 48.07 ft on 03/18/2015
(12) 47.90 ft on 12/15/1978
(13) 47.80 ft on 01/17/1950
(14) 47.70 ft on 03/25/1943
(15) 47.60 ft on 03/26/1933
(16) 47.50 ft on 03/07/1962
(17) 47.50 ft on 01/06/1991
(18) 47.39 ft on 02/16/2019
(19) 47.30 ft on 02/18/1990
(20) 47.20 ft on 03/05/1979
(21) 47.20 ft on 02/12/1939
(22) 47.00 ft on 03/21/1963
(23) 46.89 ft on 02/19/1989
(24) 46.81 ft on 01/14/2005
(25) 46.70 ft on 03/31/1936
(26) 46.70 ft on 05/12/1961
(27) 46.60 ft on 05/07/1983
(28) 46.52 ft on 03/15/1967
(29) 46.49 ft on 03/23/2008
(30) 46.40 ft on 04/02/1975
(31) 45.70 ft on 02/23/1976
(32) 45.70 ft on 02/03/1994
(33) 45.47 ft on 05/02/1968
(34) 45.40 ft on 03/16/1994
(35) 45.40 ft on 02/23/2000
(36) 45.34 ft on 01/01/2016
(37) 45.29 ft on 04/08/2018
(38) 45.10 ft on 01/28/1959
(39) 45.10 ft on 05/14/1996
(40) 45.00 ft on 01/10/2004
(41) 44.94 ft on 03/26/2002
(42) 44.60 ft on 04/20/1994
(43) 44.23 ft on 03/01/2003
(44) 44.19 ft on 05/08/2010
(45) 44.08 ft on 12/05/1985
(46) 43.40 ft on 03/11/1993
(47) 43.28 ft on 12/19/2007
(48) 43.20 ft on 03/23/1982
(49) 43.14 ft on 04/08/2014
(50) 43.10 ft on 02/12/1986
(51) 42.70 ft on 01/30/2019
(52) 42.70 ft on 12/28/2018
(53) 42.62 ft on 01/26/1999
(54) 42.60 ft on 02/26/1971
(55) 42.40 ft on 04/26/1998
(56) 41.90 ft on 05/13/2009
(57) 41.80 ft on 06/13/1981
(58) 41.80 ft on 12/28/2013
(59) 41.72 ft on 06/24/2019
(60) 41.40 ft on 04/15/1987
(61) 41.30 ft on 01/27/1982
(62) 41.25 ft on 02/28/2016
(63) 41.20 ft on 01/21/2017
(64) 40.20 ft on 04/22/2019
(65) 40.00 ft on 02/08/1988
(66) 39.60 ft on 03/06/2017
(67) 39.08 ft on 01/27/2006
(68) 38.67 ft on 11/21/2018
(69) 38.40 ft on 09/15/2018
(70) 38.20 ft on 03/16/2019
(71) 38.16 ft on 02/21/2001
(72) 38.10 ft on 03/15/2019

(P): Preliminary values subject to further review.