Historic Crests
(1) 30.60 ft on 09/23/1994
(2) 30.53 ft on 09/10/2011
(3) 28.22 ft on 09/11/1981
(4) 27.24 ft on 06/09/2007
(5) 26.61 ft on 06/17/1992
(6) 26.32 ft on 06/12/2009
(7) 26.18 ft on 07/03/1987
(8) 26.15 ft on 06/04/1990
(9) 25.94 ft on 10/03/1987
(10) 25.73 ft on 06/20/1999
(11) 25.70 ft on 08/28/2002
(12) 25.65 ft on 05/31/1998
(13) 25.56 ft on 06/26/2012
(14) 25.55 ft on 06/15/2006
(15) 25.46 ft on 07/22/1979
(16) 24.94 ft on 09/18/2000
(17) 24.91 ft on 09/11/1995
(18) 24.87 ft on 09/29/2014
(19) 24.75 ft on 07/13/1985
(20) 24.70 ft on 06/25/1991
(21) 24.67 ft on 06/03/1983
(22) 24.55 ft on 06/10/1980
(23) 24.54 ft on 06/01/1989
(24) 24.48 ft on 07/22/2001
(25) 24.37 ft on 06/06/1993
(26) 24.34 ft on 06/24/2004
(27) 23.80 ft on 06/21/1982
(28) 23.65 ft on 07/18/1986
(29) 23.58 ft on 07/07/1997
(30) 23.30 ft on 06/25/2013
(31) 23.18 ft on 05/28/2015
(32) 22.86 ft on 07/06/2008
(33) 22.57 ft on 06/26/1996
(34) 22.56 ft on 08/23/2017
(35) 22.51 ft on 10/10/2015
(36) 22.38 ft on 08/09/1984
(37) 22.21 ft on 08/20/2005
(38) 22.14 ft on 07/12/1978
(39) 22.08 ft on 07/12/2003
(40) 20.12 ft on 07/24/2010

(P): Preliminary values subject to further review.