Historic Crests
(1) 23.92 ft on 09/06/1996
(2) 23.90 ft on 10/15/1942
(3) 22.93 ft on 06/27/1995
(4) 21.17 ft on 06/22/2018
(5) 20.92 ft on 06/22/1972
(6) 20.17 ft on 11/05/1985
(7) 19.49 ft on 08/18/1955
(8) 19.19 ft on 10/06/1972
(9) 19.16 ft on 09/08/1987
(10) 19.03 ft on 02/17/1998
(11) 18.85 ft on 09/19/2003
(12) 18.80 ft on 09/30/1999
(13) 18.75 ft on 09/06/1979
(14) 18.55 ft on 09/29/2004
(15) 18.49 ft on 10/09/1976
(16) 18.24 ft on 03/04/1993
(17) 17.93 ft on 06/03/2018
(18) 17.63 ft on 06/11/2021
(19) 17.44 ft on 06/10/2013
(20) 17.36 ft on 02/14/1984
(21) 17.31 ft on 01/25/2010
(22) 17.15 ft on 05/16/2014
(23) 17.13 ft on 05/06/1989
(24) 17.08 ft on 10/23/1990
(25) 16.81 ft on 11/28/1993
(26) 16.79 ft on 04/22/1992
(27) 16.68 ft on 04/17/2011
(28) 16.46 ft on 11/04/1947
(29) 16.42 ft on 03/19/1975
(30) 16.42 ft on 01/26/1978
(31) 16.20 ft on 12/04/1950
(32) 16.17 ft on 08/04/2018
(33) 15.81 ft on 01/31/2013
(34) 15.80 ft on 04/10/1983
(35) 15.79 ft on 11/30/2005
(36) 15.70 ft on 06/22/2018
(37) 15.66 ft on 02/08/1965
(38) 15.63 ft on 02/12/1985
(39) 15.39 ft on 03/21/1980
(40) 15.38 ft on 05/05/2017
(41) 15.37 ft on 01/14/1968
(42) 15.10 ft on 09/13/1950
(43) 14.97 ft on 01/14/2005
(44) 14.89 ft on 05/31/2018
(45) 14.59 ft on 09/30/2015
(46) 14.40 ft on 11/29/1987
(47) 14.37 ft on 10/12/2011
(48) 14.32 ft on 12/21/1973
(49) 14.24 ft on 09/06/2011
(50) 14.10 ft on 03/07/1967
(51) 14.01 ft on 04/30/2014
(52) 14.00 ft on 05/30/1971
(53) 13.90 ft on 12/04/1948
(54) 13.60 ft on 09/18/1945
(55) 13.55 ft on 04/20/2015
(56) 13.51 ft on 02/13/1966
(57) 13.50 ft on 03/12/2013
(58) 13.40 ft on 06/13/1982
(59) 13.39 ft on 11/21/1952
(60) 13.36 ft on 09/20/1960
(61) 13.26 ft on 09/19/1944
(62) 13.05 ft on 03/07/2011
(63) 12.88 ft on 03/10/2011
(64) 12.84 ft on 05/25/2017
(65) 12.68 ft on 10/29/2021
(66) 12.64 ft on 05/19/2018
(67) 12.49 ft on 03/21/2001
(68) 12.48 ft on 07/29/1969
(69) 12.30 ft on 01/27/1976
(70) 12.30 ft on 04/13/2020
(71) 12.24 ft on 06/02/1959
(72) 12.20 ft on 03/12/1962
(73) 12.19 ft on 03/21/2019
(74) 12.10 ft on 05/18/2011
(75) 11.91 ft on 12/16/2018
(76) 11.83 ft on 12/21/2018
(77) 11.70 ft on 11/01/2019 (P)
(78) 11.68 ft on 03/11/2011
(79) 11.63 ft on 12/29/2013
(80) 11.56 ft on 09/28/2018
(81) 11.54 ft on 11/16/2018
(82) 11.51 ft on 04/13/1961
(83) 11.47 ft on 08/01/2018
(84) 11.19 ft on 02/04/1952
(85) 11.16 ft on 06/04/2008
(86) 11.06 ft on 06/01/2018
(87) 10.92 ft on 03/12/1963
(88) 10.89 ft on 05/10/1990
(89) 10.49 ft on 07/02/1997

(P): Preliminary values subject to further review.