Historic Crests
(1) 5,909.05 ft on 02/25/1985
(2) 5,908.73 ft on 06/02/2011
(3) 5,908.65 ft on 06/21/1998
(4) 5,908.52 ft on 06/14/1996
(5) 5,908.26 ft on 06/12/1995
(6) 5,908.25 ft on 05/27/2010
(7) 5,908.25 ft on 05/31/2019
(8) 5,908.24 ft on 10/29/1996
(9) 5,908.23 ft on 06/21/1999
(10) 5,908.20 ft on 04/28/1970
(11) 5,908.19 ft on 04/20/1971
(12) 5,908.16 ft on 05/18/1978
(13) 5,908.15 ft on 04/19/1973
(14) 5,908.15 ft on 04/07/1965
(15) 5,908.14 ft on 06/09/1964
(16) 5,908.11 ft on 04/17/1975
(17) 5,908.11 ft on 04/09/1969
(18) 5,908.07 ft on 06/24/2015
(19) 5,908.06 ft on 04/10/1968
(20) 5,908.04 ft on 02/08/1979
(21) 5,908.04 ft on 04/05/1974
(22) 5,908.03 ft on 05/08/2014
(23) 5,908.02 ft on 07/13/2001
(24) 5,908.02 ft on 04/09/1977
(25) 5,908.02 ft on 03/30/1966
(26) 5,908.02 ft on 06/15/1967
(27) 5,908.01 ft on 03/26/1976
(28) 5,908.01 ft on 03/28/1980
(29) 5,908.00 ft on 04/05/1954
(30) 5,908.00 ft on 05/14/1953
(31) 5,907.94 ft on 08/03/1972
(32) 5,907.94 ft on 04/14/2002
(33) 5,907.89 ft on 05/30/2018
(34) 5,907.84 ft on 05/05/1981
(35) 5,907.84 ft on 06/08/2013
(36) 5,907.82 ft on 07/16/2009
(37) 5,907.77 ft on 05/17/1987
(38) 5,907.77 ft on 05/06/2012
(39) 5,907.76 ft on 06/22/1993
(40) 5,907.74 ft on 04/15/2003
(41) 5,907.61 ft on 06/04/1991
(42) 5,907.59 ft on 04/24/2000
(43) 5,907.58 ft on 04/01/1982
(44) 5,907.57 ft on 03/31/1986
(45) 5,907.55 ft on 09/30/2017
(46) 5,907.53 ft on 05/08/1988
(47) 5,907.51 ft on 03/31/2004
(48) 5,907.50 ft on 03/08/1992
(49) 5,907.48 ft on 03/28/1989
(50) 5,907.44 ft on 04/04/1990
(51) 5,907.36 ft on 03/07/1994
(52) 5,906.11 ft on 09/30/2016
(53) 5,905.35 ft on 09/12/2008
(54) 5,904.25 ft on 10/01/2004
(55) 5,902.98 ft on 09/21/1984
(56) 5,902.60 ft on 09/23/1963
(57) 5,901.76 ft on 06/22/2007
(58) 5,901.68 ft on 10/04/2005
(59) 5,901.68 ft on 10/04/2006
(60) 5,900.96 ft on 05/15/1958
(61) 5,900.38 ft on 05/05/1955
(62) 5,899.64 ft on 06/06/1956
(63) 5,896.56 ft on 08/08/1957
(64) 5,892.96 ft on 04/16/1959
(65) 5,883.03 ft on 09/30/1983
(66) 5,882.49 ft on 08/20/1962
(67) 5,868.27 ft on 06/02/1961
(68) 5,866.10 ft on 06/23/1960

(P): Preliminary values subject to further review.