Historic Crests
(1) 1,459.95 ft on 06/28/2011
(2) 1,457.92 ft on 04/01/1976
(3) 1,457.82 ft on 06/11/2013
(4) 1,457.72 ft on 04/22/1996
(5) 1,457.52 ft on 04/19/2009
(6) 1,456.93 ft on 04/26/1979
(7) 1,456.90 ft on 04/22/1976
(8) 1,456.72 ft on 03/29/1995
(9) 1,456.72 ft on 03/29/1999
(10) 1,456.72 ft on 05/23/1999
(11) 1,456.62 ft on 04/03/1987
(12) 1,456.42 ft on 04/03/2001
(13) 1,456.02 ft on 03/27/1996
(14) 1,455.92 ft on 05/19/2001
(15) 1,455.80 ft on 05/04/1982
(16) 1,455.77 ft on 05/09/2001
(17) 1,455.67 ft on 04/12/1983
(18) 1,455.62 ft on 03/27/1994
(19) 1,455.62 ft on 08/02/1993
(20) 1,455.42 ft on 07/06/2005
(21) 1,455.22 ft on 06/24/1994
(22) 1,455.02 ft on 06/06/2005
(23) 1,455.02 ft on 04/08/1997
(24) 1,454.42 ft on 05/10/1984
(25) 1,454.22 ft on 04/06/2005
(26) 1,454.12 ft on 07/22/1999
(27) 1,454.12 ft on 04/04/1998
(28) 1,453.22 ft on 08/19/1999
(29) 1,453.12 ft on 05/10/2000
(30) 1,453.02 ft on 06/04/2007
(31) 1,452.22 ft on 05/12/2003
(32) 1,451.22 ft on 10/30/1994
(33) 1,450.92 ft on 03/31/2004
(34) 1,450.72 ft on 03/25/2003
(35) 1,445.67 ft on 12/04/1993

(P): Preliminary values subject to further review.