Historic Crests
(1) 781.00 ft on 09/01/1941
(2) 779.60 ft on 04/02/1967
(3) 778.90 ft on 06/21/1993
(4) 778.50 ft on 05/03/1954
(5) 777.80 ft on 09/25/2010
(6) 777.00 ft on 09/10/1938
(7) 776.80 ft on 06/02/2013
(8) 776.20 ft on 04/14/2002
(9) 775.06 ft on 04/19/2019
(10) 775.04 ft on 05/20/2017
(11) 774.90 ft on 04/21/1996
(12) 774.64 ft on 03/18/2016
(13) 774.50 ft on 04/13/2001
(14) 774.50 ft on 06/02/1938
(15) 774.40 ft on 04/10/2001
(16) 773.80 ft on 05/15/2003
(17) 773.31 ft on 06/20/2018
(18) 772.90 ft on 09/18/1994
(19) 772.90 ft on 04/07/1997
(20) 771.59 ft on 10/11/2018
(21) 771.15 ft on 03/31/2020
(22) 771.10 ft on 04/12/2011
(23) 770.90 ft on 05/23/2013
(24) 768.50 ft on 06/22/2013
(25) 766.50 ft on 06/08/2013
(26) 766.31 ft on 03/26/2021
(27) 766.00 ft on 05/08/2012
(28) 765.70 ft on 06/23/2012

(P): Preliminary values subject to further review.