Historic Crests
(1) 25.05 ft on 09/06/1933
(2) 24.15 ft on 09/20/1947
(3) 23.85 ft on 09/13/2017
(4) 23.61 ft on 09/12/1960
(5) 23.11 ft on 08/29/1949
(6) 22.42 ft on 09/08/2004
(7) 22.21 ft on 08/01/1960
(8) 21.64 ft on 06/25/1945
(9) 21.55 ft on 09/24/1948
(10) 21.33 ft on 03/21/1998
(11) 21.19 ft on 09/29/2004
(12) 20.89 ft on 09/18/1959
(13) 20.59 ft on 06/20/1959
(14) 20.53 ft on 09/16/2001
(15) 20.52 ft on 06/17/1939
(16) 20.50 ft on 06/22/1934
(17) 20.39 ft on 08/30/1953
(18) 20.20 ft on 10/17/1938
(19) 20.17 ft on 09/30/1948
(20) 19.67 ft on 10/22/1952
(21) 19.61 ft on 08/17/2019
(22) 19.54 ft on 09/09/1988
(23) 19.42 ft on 03/22/1959
(24) 19.38 ft on 06/20/1982
(25) 19.30 ft on 10/01/1949
(26) 18.97 ft on 08/17/1939
(27) 18.86 ft on 07/27/1945
(28) 18.71 ft on 02/20/1998
(29) 18.67 ft on 09/29/1953
(30) 18.37 ft on 11/14/1997
(31) 18.20 ft on 09/07/1935
(32) 18.11 ft on 10/11/1953
(33) 18.06 ft on 09/23/1962
(34) 18.03 ft on 06/17/1947
(35) 17.95 ft on 07/17/1959
(36) 17.82 ft on 08/28/1939
(37) 17.78 ft on 09/21/1953
(38) 17.71 ft on 06/25/2003
(39) 17.60 ft on 09/08/2015
(40) 17.60 ft on 10/11/2011
(41) 17.60 ft on 08/21/2015
(42) 17.54 ft on 08/27/1995
(43) 17.53 ft on 08/31/2015
(44) 17.47 ft on 03/21/1960
(45) 17.46 ft on 08/20/2004
(46) 17.29 ft on 11/27/1953
(47) 17.23 ft on 09/27/1994
(48) 17.20 ft on 09/18/1994
(49) 17.16 ft on 10/01/1979
(50) 17.13 ft on 09/13/1959
(51) 17.12 ft on 05/14/1957
(52) 17.09 ft on 07/07/1974
(53) 16.99 ft on 09/02/2004
(54) 16.84 ft on 12/15/1997
(55) 16.84 ft on 09/28/1982
(56) 16.82 ft on 02/17/1936
(57) 16.79 ft on 09/19/1945
(58) 16.60 ft on 01/26/1958
(59) 16.35 ft on 09/22/1994
(60) 16.34 ft on 07/20/1968
(61) 16.34 ft on 06/20/1972
(62) 16.33 ft on 01/25/1998
(63) 16.28 ft on 12/22/2018
(64) 16.24 ft on 07/04/2002
(65) 16.10 ft on 09/06/2016
(66) 16.09 ft on 08/12/1965
(67) 16.04 ft on 08/27/2003
(68) 16.03 ft on 10/30/1975

(P): Preliminary values subject to further review.