Historic Crests
(1) 29.29 ft on 05/08/2003
(2) 28.72 ft on 02/17/1990
(3) 28.70 ft on 03/17/1973
(4) 28.54 ft on 09/22/2009
(5) 27.73 ft on 03/30/1951
(6) 27.54 ft on 03/29/1994
(7) 26.83 ft on 11/29/1948
(8) 26.43 ft on 12/27/2015
(9) 25.70 ft on 12/19/1961
(10) 25.65 ft on 12/29/1942
(11) 25.60 ft on 10/06/1995
(12) 25.47 ft on 02/05/1936
(13) 25.35 ft on 01/21/1947
(14) 25.29 ft on 09/18/2004
(15) 24.65 ft on 02/11/1946
(16) 24.64 ft on 02/03/1969
(17) 24.61 ft on 09/08/1950
(18) 24.36 ft on 04/09/1938
(19) 24.32 ft on 03/16/1964
(20) 24.13 ft on 09/18/2004
(21) 23.88 ft on 03/27/1965
(22) 23.68 ft on 02/02/1957
(23) 23.59 ft on 03/12/1952
(24) 23.52 ft on 01/16/2013
(25) 23.29 ft on 01/08/2009
(26) 23.24 ft on 01/17/1954
(27) 22.95 ft on 03/04/1934
(28) 22.95 ft on 03/15/1929
(29) 22.95 ft on 05/01/1963
(30) 22.86 ft on 04/05/2000
(31) 22.59 ft on 09/24/1975
(32) 22.58 ft on 03/30/1944
(33) 22.43 ft on 12/29/1932
(34) 22.42 ft on 03/03/1960
(35) 22.30 ft on 01/03/1937
(36) 22.14 ft on 03/01/1939
(37) 22.10 ft on 01/28/1996
(38) 22.10 ft on 09/07/2011 (P)
(39) 22.06 ft on 04/06/1977
(40) 22.02 ft on 02/24/2019 (P)
(41) 21.90 ft on 03/13/1935
(42) 21.87 ft on 02/14/1945
(43) 21.70 ft on 03/05/1966
(44) 21.67 ft on 02/21/1991
(45) 21.64 ft on 05/06/2013
(46) 21.60 ft on 02/22/1953
(47) 21.57 ft on 07/08/1967
(48) 21.53 ft on 02/23/2003
(49) 21.34 ft on 07/09/2013
(50) 21.31 ft on 02/04/1956
(51) 21.30 ft on 11/29/2011 (P)
(52) 21.20 ft on 02/07/1955
(53) 21.03 ft on 01/05/1982
(54) 20.77 ft on 05/15/1972
(55) 20.38 ft on 01/20/1987
(56) 20.23 ft on 12/02/1983
(57) 20.13 ft on 03/02/2018 (P)
(58) 20.08 ft on 12/03/2015
(59) 20.02 ft on 04/20/1959
(60) 19.95 ft on 02/06/1971
(61) 19.76 ft on 02/25/2016
(62) 19.71 ft on 04/03/1970
(63) 19.60 ft on 04/20/1998
(64) 19.45 ft on 02/07/2004
(65) 19.42 ft on 07/05/1976
(66) 19.29 ft on 05/07/1999
(67) 19.24 ft on 07/05/1989
(68) 19.23 ft on 12/04/1984
(69) 19.18 ft on 02/19/1940
(70) 19.05 ft on 03/10/2019 (P)
(71) 19.03 ft on 11/25/2004
(72) 18.96 ft on 02/02/1985
(73) 18.95 ft on 02/04/2016
(74) 18.86 ft on 01/21/1988
(75) 18.63 ft on 02/05/1998
(76) 18.40 ft on 03/04/1997
(77) 18.25 ft on 11/17/1930
(78) 18.07 ft on 11/05/2004
(79) 18.02 ft on 02/21/2019 (P)
(80) 18.00 ft on 12/29/1940
(81) 18.00 ft on 11/25/2004
(82) 17.97 ft on 04/24/2017
(83) 17.81 ft on 04/24/2018 (P)

(P): Preliminary values subject to further review.