Historic Crests
(1) 36.50 ft on 03/19/1936
(2) 34.80 ft on 06/01/1889
(3) 33.80 ft on 10/16/1942
(4) 33.00 ft on 10/01/1896
(5) 30.10 ft on 11/06/1985
(6) 29.80 ft on 09/08/1996
(7) 29.40 ft on 01/21/1996
(8) 29.20 ft on 11/25/1877
(9) 29.00 ft on 04/27/1937
(10) 27.70 ft on 06/23/1972
(11) 27.60 ft on 05/03/1924
(12) 27.00 ft on 03/02/1902
(13) 26.50 ft on 02/24/1897
(14) 24.40 ft on 02/21/1902
(15) 23.90 ft on 08/20/1955
(16) 22.20 ft on 04/22/1901
(17) 21.74 ft on 06/04/2018
(18) 21.50 ft on 03/23/1975
(19) 21.50 ft on 10/10/1976
(20) 21.50 ft on 10/27/1937
(21) 21.30 ft on 04/17/1929
(22) 21.20 ft on 01/17/1910
(23) 21.00 ft on 05/05/1893
(24) 20.80 ft on 03/06/1993
(25) 20.78 ft on 03/15/2010
(26) 20.70 ft on 03/30/1924
(27) 20.00 ft on 05/13/1932
(28) 19.90 ft on 01/13/1908
(29) 19.84 ft on 09/20/2003 (P)
(30) 19.60 ft on 04/01/1891
(31) 19.50 ft on 08/11/1898
(32) 19.14 ft on 05/19/2011
(33) 19.06 ft on 05/17/2014
(34) 19.00 ft on 03/09/1924
(35) 18.90 ft on 05/02/1928
(36) 18.87 ft on 04/18/2011
(37) 18.81 ft on 12/17/2018
(38) 18.80 ft on 12/05/1950
(39) 18.70 ft on 03/06/1899
(40) 18.60 ft on 05/24/1942
(41) 18.60 ft on 03/28/1913
(42) 18.50 ft on 10/17/1954
(43) 18.50 ft on 09/19/1945
(44) 18.50 ft on 06/19/1949
(45) 18.50 ft on 02/16/1908
(46) 18.33 ft on 09/29/2018
(47) 17.33 ft on 03/12/2011

(P): Preliminary values subject to further review.