Historic Crests
(1) 20.90 ft on 05/31/1972
(2) 19.26 ft on 05/19/2006
(3) 19.22 ft on 06/17/1999
(4) 18.91 ft on 05/19/2008
(5) 18.71 ft on 05/31/2017
(6) 18.53 ft on 05/09/2018
(7) 18.02 ft on 06/08/2011
(8) 17.98 ft on 05/16/1997
(9) 17.89 ft on 04/22/2016
(10) 17.33 ft on 05/30/1995
(11) 17.22 ft on 05/27/1998
(12) 17.02 ft on 05/11/2013
(13) 16.89 ft on 05/16/2012
(14) 16.88 ft on 07/08/1996
(15) 16.75 ft on 05/21/1991
(16) 16.68 ft on 05/15/1993
(17) 16.27 ft on 05/17/2014
(18) 16.24 ft on 05/20/2010
(19) 16.15 ft on 06/16/2002
(20) 16.08 ft on 05/31/2020 (P)
(21) 15.97 ft on 06/05/2007
(22) 15.81 ft on 06/08/2003
(23) 15.43 ft on 10/21/2003
(24) 15.13 ft on 05/30/2009
(25) 14.88 ft on 06/10/1990
(26) 14.86 ft on 05/08/1992
(27) 14.85 ft on 05/09/1994
(28) 14.62 ft on 05/24/2015
(29) 14.58 ft on 05/22/2000
(30) 13.81 ft on 05/25/2001
(31) 13.64 ft on 05/10/2005
(32) 12.71 ft on 04/24/2019

(P): Preliminary values subject to further review.