Historic Crests
(1) 799.79 ft on 04/27/1978
(2) 799.53 ft on 04/17/1987
(3) 799.50 ft on 11/05/1985
(4) 797.46 ft on 04/22/1992
(5) 797.42 ft on 09/29/2004
(6) 796.56 ft on 09/07/1996

(P): Preliminary values subject to further review.