Historic Crests
(1) 24.70 ft on 09/27/1958
(2) 24.60 ft on 10/03/1932
(3) 23.25 ft on 09/22/2008
(4) 21.30 ft on 09/30/1978
(5) 21.15 ft on 09/21/1974
(6) 19.75 ft on 09/23/1938
(7) 19.67 ft on 05/21/2017
(8) 19.65 ft on 09/10/1974
(9) 19.00 ft on 10/03/1990
(10) 18.50 ft on 10/11/2003
(11) 18.40 ft on 09/27/1991
(12) 18.00 ft on 05/12/2009
(13) 17.64 ft on 08/26/2016
(14) 16.56 ft on 06/20/2009
(15) 16.04 ft on 08/29/2016
(16) 16.01 ft on 10/13/2012
(17) 15.70 ft on 10/13/2012
(18) 15.58 ft on 09/07/2014
(19) 15.49 ft on 08/27/2016
(20) 15.43 ft on 08/02/2017
(21) 15.32 ft on 08/21/2017
(22) 15.26 ft on 08/25/2017
(23) 15.15 ft on 10/07/2009
(24) 15.10 ft on 09/07/2014
(25) 15.09 ft on 08/21/2017
(26) 13.85 ft on 08/16/2010
(27) 13.08 ft on 04/15/2010

(P): Preliminary values subject to further review.