Historic Crests
(1) 32.70 ft on 09/01/2017
(2) 31.00 ft on 10/21/1994
(3) 30.03 ft on 05/23/1990
(4) 29.96 ft on 05/31/2015
(5) 29.95 ft on 10/22/2018 (P)
(6) 29.95 ft on 06/01/2016
(7) 29.92 ft on 05/15/2019
(8) 29.62 ft on 01/06/1992
(9) 29.60 ft on 12/20/2015
(10) 29.58 ft on 12/14/2018 (P)
(11) 29.54 ft on 01/14/2016
(12) 29.45 ft on 01/19/2019 (P)
(13) 29.40 ft on 04/02/2018
(14) 29.39 ft on 01/06/2019 (P)
(15) 29.38 ft on 05/12/1942
(16) 29.26 ft on 05/12/1957
(17) 29.07 ft on 05/14/1966
(18) 29.05 ft on 01/21/1991
(19) 29.01 ft on 05/31/2021 (P)
(20) 28.98 ft on 03/15/2016
(21) 28.92 ft on 06/19/1973
(22) 28.88 ft on 11/18/1998
(23) 28.86 ft on 03/08/1992
(24) 28.86 ft on 07/25/2007
(25) 28.85 ft on 06/29/1993
(26) 28.80 ft on 04/15/1945
(27) 28.76 ft on 11/10/2002
(28) 28.69 ft on 05/27/1969
(29) 28.66 ft on 11/03/2009
(30) 28.65 ft on 03/18/2001
(31) 28.60 ft on 04/14/1968
(32) 28.60 ft on 05/09/1922
(33) 28.60 ft on 05/01/1922
(34) 28.58 ft on 05/21/1989
(35) 28.55 ft on 01/30/1974
(36) 28.50 ft on 04/24/1979
(37) 28.48 ft on 06/13/2001
(38) 28.38 ft on 02/11/1992
(39) 28.35 ft on 05/21/1958
(40) 28.33 ft on 03/16/2015
(41) 28.33 ft on 02/17/2010
(42) 28.32 ft on 06/02/1965
(43) 28.28 ft on 01/17/1961
(44) 28.25 ft on 01/11/1998
(45) 28.21 ft on 07/03/2004
(46) 28.12 ft on 12/23/1994
(47) 28.02 ft on 05/23/1953
(48) 28.01 ft on 01/19/2007
(49) 27.98 ft on 11/02/1984
(50) 27.95 ft on 04/23/1977
(51) 27.90 ft on 02/21/1975
(52) 27.84 ft on 06/29/1986
(53) 27.81 ft on 02/06/1999
(54) 27.81 ft on 05/18/1944
(55) 27.80 ft on 02/26/1950
(56) 27.75 ft on 05/26/1983
(57) 27.74 ft on 06/20/1981
(58) 27.70 ft on 05/20/1982
(59) 27.67 ft on 05/10/1976
(60) 27.65 ft on 03/16/1997
(61) 27.52 ft on 06/25/1946
(62) 27.50 ft on 05/17/2004
(63) 27.45 ft on 05/21/1980
(64) 27.39 ft on 03/17/1947
(65) 27.39 ft on 04/07/2012
(66) 27.38 ft on 11/27/2004
(67) 27.14 ft on 12/16/1998
(68) 27.13 ft on 02/28/2018
(69) 27.13 ft on 07/01/2019
(70) 27.10 ft on 12/17/1940
(71) 27.08 ft on 02/13/2005
(72) 27.00 ft on 01/22/1995
(73) 26.94 ft on 02/15/2004
(74) 26.85 ft on 04/15/1955
(75) 26.67 ft on 01/21/1960
(76) 26.65 ft on 04/20/1959
(77) 26.57 ft on 09/26/2005
(78) 26.50 ft on 04/25/1991
(79) 26.50 ft on 03/05/2003
(80) 26.48 ft on 12/31/2001
(81) 26.35 ft on 05/04/1962
(82) 26.35 ft on 03/05/1987
(83) 26.35 ft on 07/04/1989
(84) 26.27 ft on 05/18/1994
(85) 26.25 ft on 03/21/1970
(86) 26.10 ft on 05/28/1948
(87) 26.10 ft on 04/07/1995
(88) 25.90 ft on 04/24/1949
(89) 25.89 ft on 04/23/1999
(90) 25.50 ft on 06/12/1940
(91) 25.20 ft on 04/25/1952
(92) 25.13 ft on 02/19/2008
(93) 24.91 ft on 05/05/2009
(94) 24.05 ft on 06/24/1943
(95) 23.95 ft on 12/30/1962
(96) 23.80 ft on 04/28/1964
(97) 23.57 ft on 05/16/2014
(98) 22.65 ft on 05/14/1954
(99) 21.67 ft on 04/01/2006
(100) 20.85 ft on 05/13/1956
(101) 20.60 ft on 01/21/1978
(102) 20.26 ft on 06/30/1951
(103) 19.96 ft on 12/19/1995
(104) 19.74 ft on 03/21/1984
(105) 18.35 ft on 01/04/1988

(P): Preliminary values subject to further review.