Historic Crests
(1) 29.20 ft on 06/01/1889
(2) 29.10 ft on 03/17/1936
(3) 28.40 ft on 03/29/1924
(4) 25.56 ft on 01/19/1996
(5) 25.10 ft on 10/28/1937
(6) 24.20 ft on 04/26/1937
(7) 24.04 ft on 10/15/1942
(8) 23.85 ft on 10/16/1954
(9) 22.60 ft on 08/18/1955
(10) 22.55 ft on 09/07/1996
(11) 19.48 ft on 04/29/1964
(12) 19.20 ft on 05/13/1932
(13) 19.05 ft on 04/16/1993
(14) 18.91 ft on 03/07/1967
(15) 18.85 ft on 11/05/1985
(16) 18.84 ft on 02/26/1961
(17) 18.51 ft on 09/10/2018
(18) 18.34 ft on 09/02/2021
(19) 17.96 ft on 03/05/1963
(20) 17.88 ft on 03/29/2005
(21) 17.85 ft on 07/04/1978
(22) 17.80 ft on 03/14/1933
(23) 17.65 ft on 06/13/1951
(24) 17.60 ft on 04/05/1984
(25) 17.46 ft on 03/13/2010
(26) 17.43 ft on 05/04/2009
(27) 17.42 ft on 03/20/1963
(28) 17.36 ft on 05/08/1960
(29) 17.34 ft on 03/31/1960
(30) 17.25 ft on 04/02/1970
(31) 17.12 ft on 12/30/1942
(32) 16.75 ft on 02/04/1939
(33) 16.69 ft on 03/11/1952
(34) 16.54 ft on 06/04/1941
(35) 16.53 ft on 05/18/2011
(36) 16.27 ft on 03/11/2011
(37) 16.19 ft on 03/06/1979
(38) 16.15 ft on 03/21/1962
(39) 16.00 ft on 04/13/1948
(40) 16.00 ft on 02/10/1957
(41) 16.00 ft on 05/24/1968
(42) 15.66 ft on 12/09/1972
(43) 15.54 ft on 09/09/2004
(44) 15.50 ft on 12/16/1948
(45) 15.39 ft on 03/19/1975
(46) 15.30 ft on 02/27/1945
(47) 15.19 ft on 05/06/1958
(48) 15.00 ft on 10/09/1976
(49) 14.82 ft on 08/06/1956
(50) 14.60 ft on 01/07/1934
(51) 14.57 ft on 04/20/1940
(52) 14.55 ft on 06/23/1972
(53) 13.81 ft on 09/19/2003
(54) 13.75 ft on 05/07/1944
(55) 13.08 ft on 04/25/1983
(56) 13.06 ft on 05/07/1988
(57) 12.96 ft on 03/25/1994
(58) 12.92 ft on 02/14/1966
(59) 12.91 ft on 04/20/1998
(60) 12.91 ft on 12/02/1996
(61) 12.56 ft on 06/28/1995
(62) 12.50 ft on 01/22/1935
(63) 12.47 ft on 01/11/1974
(64) 12.35 ft on 04/13/1981
(65) 12.31 ft on 02/23/1971
(66) 12.25 ft on 05/21/1980
(67) 12.17 ft on 05/10/1989

(P): Preliminary values subject to further review.