Recent Crests
(1) 538.11 ft on 05/30/2015
(2) 530.96 ft on 07/31/2004
(3) 523.15 ft on 05/17/1994
(4) 524.33 ft on 02/27/1993
(5) 524.03 ft on 04/18/1992
(6) 531.32 ft on 01/02/1992
(7) 533.21 ft on 05/20/1990
(8) 529.00 ft on 06/25/1989

(P): Preliminary values subject to further review.