Historic Crests
(1) 31.90 ft on 02/01/1916
(2) 31.60 ft on 08/22/1915
(3) 31.40 ft on 04/15/1927
(4) 29.43 ft on 04/16/1945
(5) 29.27 ft on 12/03/1982
(6) 28.01 ft on 05/12/1943
(7) 27.40 ft on 02/19/1938
(8) 27.00 ft on 03/13/1935
(9) 26.96 ft on 03/20/2008
(10) 26.40 ft on 04/12/2008
(11) 26.00 ft on 12/15/1927
(12) 25.72 ft on 01/26/1949
(13) 24.90 ft on 05/17/1933
(14) 24.77 ft on 05/13/1950
(15) 24.15 ft on 12/29/2015
(16) 23.58 ft on 04/27/2011
(17) 23.50 ft on 11/26/1973 (P)
(18) 23.08 ft on 04/26/2004
(19) 22.70 ft on 05/01/2017
(20) 20.14 ft on 05/05/1990
(21) 20.00 ft on 11/02/1941
(22) 19.82 ft on 04/04/1957
(23) 19.75 ft on 02/24/1985
(24) 19.73 ft on 02/15/1989
(25) 18.52 ft on 03/21/2002 (P)
(26) 17.43 ft on 12/25/2009
(27) 17.25 ft on 12/02/2006
(28) 16.97 ft on 04/05/1997
(29) 16.80 ft on 01/15/2007
(30) 16.36 ft on 05/05/2017
(31) 16.28 ft on 05/12/2015
(32) 16.07 ft on 01/04/1993
(33) 15.93 ft on 02/05/1982
(34) 15.89 ft on 12/27/1987
(35) 15.77 ft on 04/01/1979
(36) 15.76 ft on 12/17/2001 (P)
(37) 15.50 ft on 11/06/1994
(38) 15.49 ft on 04/04/1991
(39) 15.38 ft on 09/05/2008
(40) 13.87 ft on 05/27/2000

(P): Preliminary values subject to further review.