Historic Crests
(1) 1,432.60 ft on 12/21/1991
(2) 1,432.12 ft on 07/07/2002
(3) 1,430.90 ft on 05/02/1956
(4) 1,429.90 ft on 04/27/1990
(5) 1,429.90 ft on 06/12/1951
(6) 1,429.40 ft on 06/03/1986
(7) 1,429.20 ft on 11/17/2004
(8) 1,429.20 ft on 06/28/2007
(9) 1,428.90 ft on 05/26/1957
(10) 1,428.80 ft on 01/22/1968
(11) 1,428.60 ft on 06/27/1982
(12) 1,427.10 ft on 06/06/1955
(13) 1,426.10 ft on 05/16/1949
(14) 1,426.00 ft on 09/25/1971
(15) 1,426.00 ft on 06/14/1954

(P): Preliminary values subject to further review.