Historic Crests
(1) 30.36 ft on 12/22/1964
(2) 27.57 ft on 02/07/1996
(3) 25.52 ft on 01/21/1972
(4) 25.03 ft on 01/16/1974
(5) 24.96 ft on 02/10/1961
(6) 24.82 ft on 11/24/1960
(7) 24.01 ft on 01/17/2011
(8) 23.56 ft on 12/13/1977
(9) 23.40 ft on 11/28/1995
(10) 22.80 ft on 02/23/1986
(11) 22.75 ft on 01/02/2009
(12) 22.70 ft on 02/20/1982
(13) 22.69 ft on 12/25/1980
(14) 22.68 ft on 11/26/1999
(15) 22.63 ft on 01/11/2006
(16) 22.58 ft on 11/25/1977
(17) 22.39 ft on 12/28/1998
(18) 22.30 ft on 01/01/1997
(19) 22.29 ft on 11/07/2006
(20) 22.15 ft on 11/19/1996
(21) 21.87 ft on 12/31/2005
(22) 21.52 ft on 01/31/1997
(23) 21.51 ft on 01/23/1970
(24) 21.46 ft on 12/10/1987
(25) 21.26 ft on 01/06/1983
(26) 21.21 ft on 10/22/2017
(27) 21.17 ft on 12/07/2015
(28) 21.06 ft on 01/19/1971
(29) 21.00 ft on 12/05/2007
(30) 20.87 ft on 12/18/2015
(31) 20.83 ft on 01/31/1995
(32) 20.79 ft on 12/30/1996
(33) 20.77 ft on 12/06/1981
(34) 20.55 ft on 03/31/2012
(35) 20.40 ft on 12/04/2007
(36) 20.38 ft on 10/30/1997
(37) 20.33 ft on 12/04/1996
(38) 20.30 ft on 12/21/2014
(39) 20.03 ft on 11/20/2012
(40) 19.90 ft on 02/01/2003

(P): Preliminary values subject to further review.