Historic Crests
(1) 22.10 ft on 04/19/1910
(2) 21.65 ft on 09/18/1999
(3) 21.60 ft on 07/24/1916
(4) 19.73 ft on 10/11/2016
(5) 19.72 ft on 08/18/1940
(6) 19.66 ft on 12/02/1934
(7) 19.30 ft on 10/02/1924
(8) 19.10 ft on 05/09/1958
(9) 19.00 ft on 08/31/1939
(10) 18.80 ft on 07/02/1924
(11) 18.70 ft on 09/20/1928
(12) 18.60 ft on 03/11/1995
(13) 18.22 ft on 10/24/1929
(14) 18.01 ft on 09/20/1945
(15) 18.00 ft on 02/03/1918
(16) 17.98 ft on 09/12/1996
(17) 17.96 ft on 07/16/1975
(18) 17.65 ft on 04/28/2017
(19) 17.60 ft on 03/07/1993
(20) 17.60 ft on 03/06/1922
(21) 17.43 ft on 10/27/1971
(22) 17.30 ft on 06/16/2006
(23) 17.20 ft on 01/25/1954
(24) 17.00 ft on 03/08/1929
(25) 16.90 ft on 02/18/1995
(26) 16.85 ft on 09/21/2003
(27) 16.80 ft on 02/04/1957
(28) 16.70 ft on 01/10/1962
(29) 16.60 ft on 07/17/1959
(30) 16.60 ft on 03/04/1994
(31) 16.57 ft on 09/01/2002
(32) 16.50 ft on 12/17/1956
(33) 16.50 ft on 03/19/1923
(34) 16.40 ft on 07/26/1917
(35) 16.30 ft on 10/07/1964
(36) 16.20 ft on 07/31/1960
(37) 16.10 ft on 03/03/1995
(38) 16.10 ft on 06/19/1965
(39) 16.05 ft on 01/16/1968
(40) 15.90 ft on 08/21/1955
(41) 15.90 ft on 05/11/1961
(42) 15.71 ft on 09/02/2004
(43) 15.70 ft on 08/27/1967
(44) 15.67 ft on 04/02/2001
(45) 15.60 ft on 07/21/1920
(46) 15.40 ft on 02/06/1926
(47) 15.30 ft on 11/23/1952
(48) 15.20 ft on 02/17/1953
(49) 15.10 ft on 03/05/1966
(50) 15.10 ft on 02/05/1915
(51) 10.93 ft on 09/18/2018 (P)

(P): Preliminary values subject to further review.