Historic Crests
(1) 1,695.08 ft on 10/08/2019
(2) 1,695.05 ft on 04/25/2011
(3) 1,694.06 ft on 04/13/2020
(4) 1,693.75 ft on 04/22/1997
(5) 1,692.95 ft on 10/17/1995
(6) 1,692.85 ft on 07/01/1996
(7) 1,692.35 ft on 05/03/1994
(8) 1,691.84 ft on 09/15/2010
(9) 1,691.76 ft on 05/02/2012
(10) 1,691.55 ft on 04/29/1987
(11) 1,691.35 ft on 04/28/1998
(12) 1,691.05 ft on 04/27/1999
(13) 1,690.95 ft on 09/25/2001
(14) 1,690.75 ft on 04/28/1988
(15) 1,690.15 ft on 04/23/2002
(16) 1,690.05 ft on 04/11/2000
(17) 1,690.05 ft on 10/01/1986
(18) 1,690.03 ft on 05/14/2013
(19) 1,689.79 ft on 05/13/2014
(20) 1,689.20 ft on 06/05/2018
(21) 1,688.85 ft on 05/15/1989
(22) 1,688.85 ft on 04/22/2003
(23) 1,688.64 ft on 04/27/2015
(24) 1,687.97 ft on 05/01/2016
(25) 1,687.52 ft on 05/01/2017
(26) 1,687.25 ft on 04/27/2004
(27) 1,687.25 ft on 05/01/1990
(28) 1,686.85 ft on 05/11/1993
(29) 1,686.75 ft on 04/30/1991
(30) 1,686.65 ft on 04/26/2005
(31) 1,686.35 ft on 04/28/1992
(32) 1,685.85 ft on 04/12/2006
(33) 1,685.55 ft on 05/25/2007
(34) 1,685.15 ft on 04/18/2008
(35) 1,684.86 ft on 05/05/2009
(36) 1,674.95 ft on 08/28/1985
(37) 1,671.55 ft on 07/05/1984

(P): Preliminary values subject to further review.