Historic Crests
(1) 542.70 ft on 07/31/2008
(2) 530.78 ft on 09/28/1993
(3) 530.21 ft on 02/01/1985
(4) 530.10 ft on 05/19/2013
(5) 530.02 ft on 02/23/2011
(6) 529.97 ft on 02/07/1999
(7) 529.97 ft on 10/21/2003
(8) 529.95 ft on 02/26/2016
(9) 529.87 ft on 06/23/2010
(10) 529.67 ft on 03/25/1997
(11) 529.67 ft on 03/25/2007
(12) 529.61 ft on 10/09/2002
(13) 529.44 ft on 07/13/2001
(14) 529.41 ft on 01/08/1986
(15) 529.40 ft on 12/19/1984
(16) 529.39 ft on 06/03/1998
(17) 529.38 ft on 04/07/2014
(18) 529.19 ft on 05/22/1995
(19) 529.18 ft on 11/08/2000
(20) 529.18 ft on 01/13/2005
(21) 528.91 ft on 06/19/1990
(22) 528.90 ft on 07/21/1991
(23) 528.89 ft on 01/20/1996
(24) 528.88 ft on 04/01/2004
(25) 528.87 ft on 05/12/2009
(26) 528.78 ft on 05/07/1994
(27) 528.67 ft on 04/19/1988
(28) 528.63 ft on 03/01/2007
(29) 528.57 ft on 05/21/2012
(30) 528.12 ft on 12/15/2006
(31) 528.10 ft on 11/12/1987
(32) 527.84 ft on 01/10/1992
(33) 527.63 ft on 10/30/2008
(34) 527.06 ft on 10/19/1989

(P): Preliminary values subject to further review.