Historic Crests
(1) 22.50 ft on 04/24/1965
(2) 19.93 ft on 04/21/2001
(3) 19.90 ft on 06/20/1880
(4) 18.88 ft on 04/22/1969
(5) 18.46 ft on 06/30/1993
(6) 18.38 ft on 04/15/1997
(7) 18.14 ft on 04/23/1952
(8) 17.76 ft on 05/04/1975
(9) 17.62 ft on 04/20/1951
(10) 17.61 ft on 04/18/2011
(11) 17.18 ft on 04/09/1967
(12) 16.80 ft on 04/10/1986

(P): Preliminary values subject to further review.