Historic Crests
(1) 29.11 ft on 03/03/1997
(2) 28.69 ft on 05/28/1968
(3) 25.20 ft on 01/01/1937
(4) 24.92 ft on 04/15/1948
(5) 24.52 ft on 03/08/1963
(6) 23.49 ft on 03/12/1964
(7) 22.80 ft on 04/18/1939
(8) 22.03 ft on 03/01/1962
(9) 21.64 ft on 02/20/2000
(10) 21.49 ft on 02/28/1979
(11) 21.40 ft on 04/22/1940
(12) 21.10 ft on 04/21/1920
(13) 21.00 ft on 02/16/1966
(14) 20.85 ft on 03/22/1963
(15) 20.67 ft on 12/10/1978
(16) 20.40 ft on 06/06/1941
(17) 20.19 ft on 04/13/1994
(18) 20.11 ft on 01/17/1951
(19) 20.07 ft on 03/07/1945
(20) 20.00 ft on 12/25/1921
(21) 20.00 ft on 01/03/1924
(22) 19.80 ft on 01/23/1927
(23) 19.70 ft on 02/28/1945
(24) 19.66 ft on 04/05/2018
(25) 19.42 ft on 01/24/1959
(26) 19.35 ft on 02/16/1948
(27) 19.19 ft on 07/26/1958
(28) 19.12 ft on 12/16/1948
(29) 19.00 ft on 03/22/1943
(30) 18.78 ft on 01/08/1950
(31) 18.75 ft on 05/08/1958
(32) 18.51 ft on 03/17/1978
(33) 18.50 ft on 03/15/1918
(34) 18.50 ft on 03/21/1933
(35) 18.45 ft on 06/27/1974
(36) 18.33 ft on 05/10/1961
(37) 18.30 ft on 12/20/1915
(38) 18.28 ft on 04/26/1975
(39) 18.20 ft on 03/09/1967
(40) 18.14 ft on 07/09/1980
(41) 18.04 ft on 02/26/1975
(42) 18.01 ft on 05/02/1966
(43) 18.00 ft on 12/31/1942
(44) 17.93 ft on 04/05/1970
(45) 17.90 ft on 03/14/1917
(46) 17.84 ft on 02/19/2018
(47) 17.80 ft on 08/20/1926
(48) 17.74 ft on 07/13/1980
(49) 17.52 ft on 01/12/1974
(50) 17.50 ft on 04/06/1931
(51) 17.46 ft on 01/28/1949
(52) 17.21 ft on 04/11/1965
(53) 17.15 ft on 05/05/1983
(54) 17.14 ft on 03/05/2017
(55) 17.12 ft on 03/15/1967
(56) 17.10 ft on 03/25/1952
(57) 17.02 ft on 02/10/1957
(58) 17.00 ft on 12/12/1972
(59) 17.00 ft on 04/03/1956
(60) 16.99 ft on 05/15/1995
(61) 16.99 ft on 02/02/1950
(62) 16.99 ft on 05/17/1995
(63) 16.90 ft on 04/22/1943
(64) 16.89 ft on 09/23/1979
(65) 16.88 ft on 04/25/1970
(66) 16.83 ft on 05/20/1995
(67) 16.82 ft on 12/08/1950
(68) 16.75 ft on 01/27/1996
(69) 16.70 ft on 09/08/1935
(70) 16.60 ft on 05/14/1943
(71) 16.57 ft on 05/01/1973
(72) 16.42 ft on 02/17/1949
(73) 16.26 ft on 02/26/1971
(74) 16.20 ft on 01/02/1919
(75) 16.19 ft on 04/16/1972
(76) 16.11 ft on 05/03/1998
(77) 16.07 ft on 06/16/1998
(78) 14.33 ft on 12/07/2013

(P): Preliminary values subject to further review.