Historic Crests
(1) 27.94 ft on 09/14/1961
(2) 27.06 ft on 08/13/1982
(3) 26.10 ft on 09/23/1970
(4) 26.10 ft on 07/11/1951
(5) 26.09 ft on 05/18/1974
(6) 25.43 ft on 06/13/1966
(7) 25.05 ft on 10/13/1969
(8) 25.03 ft on 07/20/1965
(9) 24.97 ft on 06/28/1969
(10) 24.97 ft on 05/20/1948
(11) 24.90 ft on 06/22/1967
(12) 24.70 ft on 10/17/1949
(13) 24.47 ft on 12/16/1971
(14) 24.30 ft on 05/06/1961
(15) 24.23 ft on 04/19/1970
(16) 24.18 ft on 11/03/1961
(17) 24.07 ft on 05/15/1990
(18) 23.87 ft on 05/28/2020
(19) 23.84 ft on 05/07/2007
(20) 23.30 ft on 09/13/1977
(21) 23.01 ft on 09/11/1975
(22) 22.89 ft on 09/19/2010
(23) 22.45 ft on 08/22/2017
(24) 22.24 ft on 05/19/2004
(25) 21.92 ft on 10/08/2018
(26) 21.52 ft on 06/28/1999
(27) 21.16 ft on 10/05/1998
(28) 21.14 ft on 07/27/2017
(29) 21.00 ft on 07/26/1998
(30) 20.74 ft on 09/14/1998
(31) 20.67 ft on 05/21/2019
(32) 20.42 ft on 08/06/2017
(33) 20.40 ft on 06/14/2010
(34) 20.14 ft on 07/30/2008
(35) 20.10 ft on 06/24/1976
(36) 20.00 ft on 07/30/1998
(37) 19.90 ft on 05/17/1995
(38) 19.80 ft on 08/28/2004
(39) 19.57 ft on 05/01/1983
(40) 19.00 ft on 05/08/1995
(41) 18.90 ft on 05/25/2019
(42) 18.67 ft on 05/26/2016
(43) 18.66 ft on 09/18/2004
(44) 18.45 ft on 06/06/2001
(45) 18.44 ft on 05/28/2020
(46) 18.37 ft on 06/09/1984
(47) 18.32 ft on 07/31/2020
(48) 18.31 ft on 09/23/1986
(49) 18.22 ft on 05/04/1999
(50) 18.02 ft on 06/23/2019

(P): Preliminary values subject to further review.