Historic Crests
(1) 28.00 ft on 09/21/1965
(2) 26.70 ft on 10/02/1986
(3) 25.90 ft on 06/23/1948
(4) 25.20 ft on 08/20/2007
(5) 24.27 ft on 10/22/1986
(6) 23.90 ft on 05/16/1982
(7) 23.80 ft on 09/13/1961
(8) 23.80 ft on 05/09/1993
(9) 23.60 ft on 06/09/1995
(10) 23.50 ft on 03/05/2004
(11) 23.30 ft on 05/22/1977
(12) 23.00 ft on 09/30/1986
(13) 23.00 ft on 05/24/2015
(14) 23.00 ft on 06/25/1967
(15) 22.40 ft on 10/04/1959
(16) 22.00 ft on 05/16/1980
(17) 21.01 ft on 05/29/1987
(18) 21.00 ft on 09/19/1988
(19) 21.00 ft on 03/04/1988
(20) 21.00 ft on 04/01/1988
(21) 20.80 ft on 04/11/1997
(22) 20.80 ft on 06/30/2007
(23) 20.80 ft on 03/11/1990
(24) 20.10 ft on 11/20/1994
(25) 19.90 ft on 09/13/1989
(26) 19.70 ft on 05/07/1969
(27) 19.40 ft on 05/05/1969
(28) 19.10 ft on 03/31/1973
(29) 19.00 ft on 04/10/2008
(30) 18.00 ft on 06/25/2000

(P): Preliminary values subject to further review.