Historic Crests
(1) 1,353.71 ft on 07/29/1994
(2) 1,353.63 ft on 07/05/2006
(3) 1,353.38 ft on 08/08/1997
(4) 1,353.19 ft on 07/23/1995
(5) 1,352.58 ft on 08/03/2002
(6) 1,352.33 ft on 06/20/2005
(7) 1,352.28 ft on 07/03/2001
(8) 1,352.18 ft on 07/31/1996
(9) 1,351.83 ft on 07/27/2000
(10) 1,351.63 ft on 08/11/1998
(11) 1,351.63 ft on 07/04/2003
(12) 1,351.63 ft on 07/12/2004
(13) 1,350.58 ft on 07/17/1999
(14) 1,348.93 ft on 07/08/2019
(15) 1,348.57 ft on 07/26/2016
(16) 1,347.93 ft on 08/02/2010
(17) 1,347.78 ft on 07/14/2009
(18) 1,347.37 ft on 07/12/2020
(19) 1,347.09 ft on 06/29/2013 (P)
(20) 1,345.67 ft on 07/18/2018
(21) 1,345.66 ft on 07/17/2017
(22) 1,345.33 ft on 07/15/2015 (P)
(23) 1,345.13 ft on 07/07/2014 (P)
(24) 1,345.13 ft on 07/25/2007
(25) 1,345.10 ft on 07/15/2011
(26) 1,344.96 ft on 08/05/2010
(27) 1,344.50 ft on 08/11/2008

(P): Preliminary values subject to further review.