Historic Crests
(1) 56.70 ft on 07/09/1869
(2) 56.40 ft on 12/05/1913
(3) 54.14 ft on 08/28/2017
(4) 50.84 ft on 06/17/1935
(5) 45.50 ft on 10/20/1998
(6) 43.32 ft on 12/23/1991
(7) 42.95 ft on 07/27/1938
(8) 42.28 ft on 05/28/2016
(9) 41.56 ft on 11/23/2004
(10) 37.22 ft on 05/27/2015
(11) 35.09 ft on 11/02/2015 (P)

(P): Preliminary values subject to further review.