Recent Crests
(1) 1,076.85 ft on 05/31/2015
(2) 1,078.00 ft on 04/18/2010
(3) 1,078.52 ft on 05/03/1990
(4) 1,077.98 ft on 03/16/1989
(5) 1,077.77 ft on 03/30/1970

(P): Preliminary values subject to further review.