Historic Crests
(1) 24.50 ft on 03/18/1865
(2) 23.00 ft on 03/31/1916
(3) 20.20 ft on 04/04/1896
(4) 19.08 ft on 04/02/1940
(5) 18.96 ft on 03/19/1942
(6) 18.59 ft on 03/30/1950
(7) 18.50 ft on 12/02/1927
(8) 17.89 ft on 06/25/1972
(9) 17.55 ft on 04/25/1984
(10) 17.50 ft on 03/28/1936
(11) 17.40 ft on 10/01/1924
(12) 17.38 ft on 02/13/1925
(13) 16.91 ft on 03/31/1960
(14) 16.87 ft on 03/08/1956
(15) 16.80 ft on 01/10/1998
(16) 16.57 ft on 04/23/1929
(17) 16.49 ft on 03/24/1980
(18) 16.36 ft on 01/01/1943
(19) 16.19 ft on 03/15/1982
(20) 16.17 ft on 03/24/1945
(21) 16.04 ft on 01/23/1935
(22) 16.03 ft on 04/08/1947
(23) 15.96 ft on 03/05/1976
(24) 15.90 ft on 03/14/1936
(25) 15.69 ft on 03/18/1963
(26) 15.54 ft on 04/02/1993
(27) 15.23 ft on 03/23/1948
(28) 15.22 ft on 05/11/1989
(29) 14.17 ft on 11/07/2017

(P): Preliminary values subject to further review.