Historic Crests
(1) 447.99 ft on 12/29/2015
(2) 447.03 ft on 12/18/2001
(3) 446.04 ft on 03/04/2001
(4) 445.71 ft on 03/12/2008
(5) 445.61 ft on 02/22/1998
(6) 445.05 ft on 05/10/1995
(7) 443.73 ft on 05/27/2015

(P): Preliminary values subject to further review.