Historic Crests
(1) 2,075.88 ft on 06/01/1894
(2) 2,071.62 ft on 06/09/1948
(3) 2,068.76 ft on 06/20/1933
(4) 2,067.11 ft on 06/10/1950
(5) 2,065.74 ft on 06/05/1997
(6) 2,065.70 ft on 06/12/1972
(7) 2,065.47 ft on 06/23/1974
(8) 2,064.29 ft on 06/17/2011
(9) 2,064.20 ft on 05/30/2018
(10) 2,062.49 ft on 09/05/2015
(11) 2,062.48 ft on 07/08/2014
(12) 2,062.48 ft on 07/29/2016
(13) 2,062.46 ft on 06/19/2021 (P)
(14) 2,062.45 ft on 08/02/2013
(15) 2,062.45 ft on 07/18/2020
(16) 2,062.44 ft on 07/19/2017
(17) 2,062.44 ft on 06/16/2019
(18) 2,062.38 ft on 08/07/2012

(P): Preliminary values subject to further review.