Historic Crests
(1) 27.50 ft on 08/14/1940
(2) 19.83 ft on 01/16/1995
(3) 19.47 ft on 10/12/2018
(4) 19.00 ft on 10/26/1918
(5) 18.93 ft on 05/22/2020 (P)
(6) 18.12 ft on 11/07/1977
(7) 18.07 ft on 02/01/2013
(8) 18.01 ft on 01/19/1996
(9) 17.71 ft on 09/23/1989
(10) 17.47 ft on 06/05/1992
(11) 17.47 ft on 03/24/1993
(12) 17.40 ft on 11/20/2003
(13) 17.36 ft on 06/22/1972
(14) 17.16 ft on 04/05/1977
(15) 16.69 ft on 05/29/1973
(16) 15.97 ft on 04/25/1987
(17) 15.71 ft on 02/23/2003
(18) 15.65 ft on 04/25/2017
(19) 15.24 ft on 04/14/2020 (P)
(20) 15.09 ft on 02/24/2019
(21) 15.00 ft on 06/13/1923
(22) 15.00 ft on 01/17/1924
(23) 14.77 ft on 04/21/2015
(24) 14.60 ft on 01/29/1918
(25) 14.50 ft on 09/18/1945
(26) 14.49 ft on 03/14/1975
(27) 14.48 ft on 03/13/2010
(28) 14.37 ft on 02/14/1966
(29) 13.62 ft on 02/26/1979
(30) 13.57 ft on 04/06/1957
(31) 13.50 ft on 03/05/1917
(32) 13.50 ft on 12/05/1914
(33) 13.50 ft on 01/08/1946
(34) 13.47 ft on 08/17/1928
(35) 13.42 ft on 09/18/2018
(36) 13.40 ft on 01/23/1935
(37) 13.23 ft on 05/25/2017
(38) 12.72 ft on 03/13/1963
(39) 12.67 ft on 06/21/1976
(40) 12.65 ft on 10/20/1937
(41) 12.64 ft on 01/26/2010
(42) 12.55 ft on 11/05/1985
(43) 12.40 ft on 02/11/1921
(44) 12.00 ft on 04/03/1920
(45) 12.00 ft on 02/15/1936
(46) 12.00 ft on 01/19/1926
(47) 11.75 ft on 04/05/1974
(48) 11.38 ft on 11/17/1989
(49) 11.28 ft on 12/02/1996
(50) 11.26 ft on 04/12/2003
(51) 11.23 ft on 02/04/2016
(52) 11.12 ft on 12/08/2011
(53) 11.01 ft on 06/28/2006
(54) 10.95 ft on 01/20/1937
(55) 10.64 ft on 03/29/2005
(56) 10.40 ft on 03/16/1922
(57) 10.40 ft on 03/01/1929
(58) 9.84 ft on 10/18/1932
(59) 9.82 ft on 05/23/2001
(60) 9.70 ft on 12/09/1924
(61) 9.61 ft on 03/31/1991
(62) 8.99 ft on 04/27/2012
(63) 8.76 ft on 05/08/2009
(64) 8.54 ft on 03/17/2007
(65) 8.45 ft on 10/27/2007
(66) 7.94 ft on 05/02/1932
(67) 7.66 ft on 08/23/1931
(68) 7.49 ft on 04/19/2000
(69) 6.88 ft on 05/15/1999
(70) 6.47 ft on 01/20/1988

(P): Preliminary values subject to further review.