Historic Crests
(1) 28.53 ft on 03/03/1997
(2) 23.32 ft on 04/13/1948
(3) 23.02 ft on 02/16/1989
(4) 22.99 ft on 12/10/1978
(5) 22.98 ft on 04/05/2015 (P)
(6) 22.60 ft on 01/24/1922
(7) 22.59 ft on 03/05/1964
(8) 22.30 ft on 12/07/1919
(9) 21.98 ft on 04/13/2011
(10) 21.92 ft on 05/04/2010
(11) 21.40 ft on 03/19/1943
(12) 21.40 ft on 09/22/1979
(13) 21.40 ft on 11/02/1919
(14) 21.20 ft on 05/19/1995
(15) 21.20 ft on 01/22/1927
(16) 21.00 ft on 03/27/1913
(17) 20.80 ft on 01/06/1950
(18) 20.60 ft on 06/19/1950
(19) 20.60 ft on 12/08/1924
(20) 20.55 ft on 02/28/1962
(21) 20.50 ft on 03/20/2002
(22) 20.50 ft on 01/09/1920
(23) 20.48 ft on 01/11/1974
(24) 20.43 ft on 02/19/2000
(25) 20.22 ft on 05/08/1961
(26) 20.20 ft on 03/23/1952
(27) 20.11 ft on 04/05/2008
(28) 20.10 ft on 06/30/1928
(29) 20.08 ft on 03/14/1978
(30) 20.07 ft on 09/25/2018 (P)
(31) 20.00 ft on 01/22/1937
(32) 20.00 ft on 12/19/1995

(P): Preliminary values subject to further review.