Historic Crests
(1) 34.11 ft on 07/08/1994
(2) 27.40 ft on 03/17/1929
(3) 26.30 ft on 03/01/1929
(4) 26.10 ft on 03/07/1929
(5) 26.05 ft on 03/20/1990
(6) 26.00 ft on 03/02/1897
(7) 25.20 ft on 11/30/1948
(8) 25.00 ft on 04/10/1964
(9) 25.00 ft on 01/20/1925
(10) 24.73 ft on 03/06/1971
(11) 24.16 ft on 03/11/1998
(12) 24.00 ft on 02/28/1961
(13) 23.20 ft on 04/29/1908
(14) 22.85 ft on 04/12/1936
(15) 22.56 ft on 12/28/2015
(16) 22.50 ft on 03/24/1943
(17) 22.40 ft on 03/25/1944
(18) 22.30 ft on 07/12/1916
(19) 22.30 ft on 03/18/1913
(20) 22.20 ft on 12/13/1919
(21) 21.65 ft on 02/16/1966
(22) 21.56 ft on 01/29/1978
(23) 21.33 ft on 03/10/1996
(24) 21.30 ft on 04/26/1928
(25) 21.30 ft on 03/25/1942
(26) 21.20 ft on 03/10/1922
(27) 21.00 ft on 04/11/1938
(28) 20.92 ft on 11/29/1992
(29) 20.80 ft on 12/29/1964
(30) 20.80 ft on 02/28/1919
(31) 20.72 ft on 02/27/1979
(32) 20.70 ft on 03/07/1952
(33) 20.60 ft on 03/18/1912
(34) 20.40 ft on 05/04/1953
(35) 20.35 ft on 03/24/1970
(36) 20.30 ft on 10/04/1929
(37) 20.20 ft on 12/28/1997
(38) 20.14 ft on 01/03/2016
(39) 20.10 ft on 02/23/2020
(40) 20.06 ft on 04/06/1975

(P): Preliminary values subject to further review.