Historic Crests
(1) 1,633.15 ft on 06/23/2011
(2) 1,630.79 ft on 04/01/1904
(3) 1,630.14 ft on 04/10/1976
(4) 1,629.71 ft on 04/11/1969
(5) 1,628.94 ft on 04/30/1979
(6) 1,628.79 ft on 04/28/1948
(7) 1,628.61 ft on 05/05/1975
(8) 1,628.51 ft on 04/19/1974
(9) 1,628.17 ft on 04/12/1943
(10) 1,628.04 ft on 04/05/1955
(11) 1,626.99 ft on 01/01/1927
(12) 1,626.89 ft on 04/18/1982
(13) 1,626.74 ft on 04/16/1956
(14) 1,626.70 ft on 03/27/1972
(15) 1,626.37 ft on 04/12/2013
(16) 1,625.55 ft on 04/11/1949
(17) 1,624.71 ft on 04/14/1996
(18) 1,624.69 ft on 04/02/1997
(19) 1,624.39 ft on 05/17/1970
(20) 1,624.22 ft on 05/10/1951
(21) 1,624.08 ft on 04/08/1960
(22) 1,624.07 ft on 03/28/1939
(23) 1,623.48 ft on 04/09/1999
(24) 1,623.28 ft on 04/18/1947
(25) 1,621.26 ft on 03/31/2017
(26) 1,621.01 ft on 03/31/1999
(27) 1,620.79 ft on 05/10/2001
(28) 1,619.77 ft on 04/01/2017
(29) 1,618.98 ft on 04/16/2015
(30) 1,617.85 ft on 04/01/2005
(31) 1,617.69 ft on 04/19/2009
(32) 1,616.16 ft on 05/02/2014
(33) 1,614.69 ft on 07/12/2004
(34) 1,613.11 ft on 03/23/2003
(35) 1,611.96 ft on 03/21/2010
(36) 1,611.91 ft on 03/15/2012
(37) 1,611.61 ft on 04/20/2018
(38) 1,610.80 ft on 03/24/2019
(39) 1,610.13 ft on 03/23/2007
(40) 1,609.37 ft on 06/17/2021
(41) 1,609.33 ft on 07/15/2016
(42) 1,609.23 ft on 03/28/2008
(43) 1,608.24 ft on 04/25/2006
(44) 1,608.19 ft on 06/03/2000

(P): Preliminary values subject to further review.