Historic Crests
(1) 56.10 ft on 12/10/1913
(2) 55.40 ft on 05/08/1922
(3) 55.00 ft on 06/01/1929
(4) 54.60 ft on 06/22/1935
(5) 53.40 ft on 08/02/1938
(6) 52.20 ft on 10/05/1936
(7) 47.60 ft on 11/27/1940
(8) 46.60 ft on 07/04/1940
(9) 46.40 ft on 06/26/1960
(10) 44.09 ft on 09/15/1961
(11) 42.77 ft on 10/17/1957
(12) 41.83 ft on 05/01/1957
(13) 41.73 ft on 11/27/2004
(14) 40.95 ft on 10/24/1998
(15) 38.90 ft on 12/27/1991
(16) 38.67 ft on 10/20/1994
(17) 36.92 ft on 05/31/2015
(18) 34.32 ft on 06/17/1987
(19) 34.20 ft on 04/24/1977
(20) 32.56 ft on 11/08/2002
(21) 32.48 ft on 11/03/1981
(22) 31.81 ft on 07/05/2007
(23) 30.28 ft on 06/22/1993
(24) 29.29 ft on 03/19/1997
(25) 27.68 ft on 04/19/2009
(26) 26.49 ft on 11/04/2013
(27) 25.64 ft on 12/06/1965
(28) 24.04 ft on 04/16/1991
(29) 14.60 ft on 05/16/1989
(30) 13.74 ft on 02/22/1990

(P): Preliminary values subject to further review.