Historic Crests
(1) 975.40 ft on 04/07/1997
(2) 973.70 ft on 03/20/2010
(3) 972.80 ft on 04/14/2001
(4) 972.70 ft on 04/16/2023 (P)
(5) 971.05 ft on 04/01/2019

(P): Preliminary values subject to further review.