Recent Crests
(1) 504.15 ft on 05/30/2015
(2) 504.93 ft on 05/03/1990
(3) 503.29 ft on 06/08/1989
(4) 503.02 ft on 05/26/1982
(5) 503.10 ft on 11/09/1981

(P): Preliminary values subject to further review.