Historic Crests
(1) 20.00 ft on 05/01/1908
(2) 20.00 ft on 12/01/1913
(3) 15.20 ft on 04/25/1966
(4) 14.09 ft on 05/03/1944
(5) 13.00 ft on 02/21/1932
(6) 12.62 ft on 05/03/1959
(7) 12.50 ft on 07/07/2007
(8) 12.50 ft on 11/23/1940
(9) 12.25 ft on 05/01/2016
(10) 11.61 ft on 03/10/2016
(11) 11.02 ft on 12/15/2015
(12) 10.66 ft on 04/02/1945
(13) 10.57 ft on 05/01/1958
(14) 10.39 ft on 02/04/1975
(15) 10.36 ft on 05/02/1956
(16) 10.29 ft on 12/29/2015
(17) 10.28 ft on 12/09/1960
(18) 10.20 ft on 06/06/1973
(19) 10.14 ft on 05/17/1947
(20) 10.12 ft on 05/01/1957
(21) 10.05 ft on 05/17/1953
(22) 10.00 ft on 03/11/2015
(23) 9.80 ft on 04/10/1942
(24) 9.57 ft on 05/07/1969
(25) 9.48 ft on 12/28/2015
(26) 9.43 ft on 02/13/1977
(27) 9.38 ft on 05/13/1946
(28) 9.14 ft on 05/12/1968
(29) 9.10 ft on 10/15/1973
(30) 9.03 ft on 05/28/2015
(31) 9.03 ft on 06/21/1976
(32) 9.01 ft on 02/24/2018

(P): Preliminary values subject to further review.