Historic Crests
(1) 25.00 ft on 05/03/1884
(2) 24.30 ft on 05/01/1908
(3) 22.07 ft on 04/02/1945
(4) 20.27 ft on 05/04/1944
(5) 19.46 ft on 05/13/1968
(6) 19.24 ft on 03/11/2016
(7) 19.12 ft on 05/19/1989
(8) 18.90 ft on 07/09/2007
(9) 18.82 ft on 04/29/1966
(10) 18.50 ft on 03/13/2015
(11) 18.45 ft on 05/01/1958
(12) 18.36 ft on 12/30/2015
(13) 18.30 ft on 04/12/1942
(14) 17.89 ft on 12/11/1960
(15) 17.80 ft on 05/01/1957
(16) 17.66 ft on 06/08/1973
(17) 17.54 ft on 04/30/2016
(18) 17.53 ft on 02/16/1950
(19) 17.40 ft on 05/19/1953
(20) 17.17 ft on 05/15/2015
(21) 17.06 ft on 12/19/1994
(22) 17.00 ft on 03/05/2001
(23) 16.82 ft on 11/10/1946
(24) 16.75 ft on 04/04/1979
(25) 16.73 ft on 02/25/1994
(26) 16.72 ft on 01/30/1999
(27) 16.69 ft on 06/04/1946
(28) 16.50 ft on 03/12/2015
(29) 15.96 ft on 06/13/2016
(30) 15.93 ft on 02/28/1997
(31) 15.70 ft on 06/14/2010
(32) 15.68 ft on 02/27/2018
(33) 15.46 ft on 11/09/2015
(34) 14.90 ft on 02/10/2010
(35) 14.84 ft on 05/25/2000
(36) 14.50 ft on 03/26/2012
(37) 14.50 ft on 11/01/2013
(38) 14.35 ft on 06/06/2017
(39) 14.00 ft on 12/28/2013
(40) 13.72 ft on 03/31/2018
(41) 13.29 ft on 01/20/2017
(42) 12.50 ft on 04/10/2014
(43) 12.44 ft on 06/24/2015

(P): Preliminary values subject to further review.