Historic Crests
(1) 31.90 ft on 08/21/1915
(2) 31.51 ft on 12/04/1982
(3) 30.45 ft on 04/27/2011
(4) 30.30 ft on 04/15/1927
(5) 30.00 ft on 05/01/2017
(6) 29.74 ft on 03/20/2008
(7) 29.24 ft on 04/24/1973
(8) 28.61 ft on 04/12/2008
(9) 28.50 ft on 01/25/1949
(10) 28.10 ft on 03/29/1977
(11) 28.00 ft on 05/08/1961
(12) 27.90 ft on 03/29/1975
(13) 27.80 ft on 03/10/1964
(14) 27.72 ft on 01/31/1969
(15) 27.60 ft on 10/31/2009
(16) 27.20 ft on 03/31/1945
(17) 27.15 ft on 12/29/2015
(18) 26.90 ft on 04/05/1957
(19) 26.80 ft on 01/02/1966
(20) 26.70 ft on 03/12/1935
(21) 26.50 ft on 01/31/1916
(22) 26.22 ft on 12/23/1984
(23) 26.20 ft on 01/16/1937
(24) 26.20 ft on 06/14/1928
(25) 26.00 ft on 01/04/1907
(26) 25.96 ft on 02/16/1989
(27) 25.93 ft on 12/05/1973
(28) 25.90 ft on 01/05/1950
(29) 25.90 ft on 04/01/1985
(30) 25.90 ft on 05/14/1918
(31) 25.74 ft on 04/29/2014
(32) 25.70 ft on 04/28/1921
(33) 25.61 ft on 03/04/1979
(34) 25.50 ft on 02/19/1938
(35) 25.43 ft on 03/27/2002
(36) 25.10 ft on 11/18/1958
(37) 25.05 ft on 04/06/1997
(38) 25.00 ft on 03/10/1909
(39) 24.92 ft on 02/01/1982
(40) 24.86 ft on 05/19/2002
(41) 24.80 ft on 04/18/1939
(42) 24.70 ft on 01/26/1929
(43) 24.64 ft on 04/19/1991
(44) 24.60 ft on 09/24/2006 (P)
(45) 24.60 ft on 04/03/1917
(46) 24.58 ft on 01/16/2007
(47) 24.50 ft on 05/06/1958
(48) 24.50 ft on 01/23/1906
(49) 24.41 ft on 12/26/2009
(50) 24.40 ft on 01/12/1913
(51) 24.40 ft on 03/14/2015
(52) 24.30 ft on 05/16/1923
(53) 24.03 ft on 03/04/2023
(54) 24.00 ft on 05/09/2019
(55) 23.80 ft on 05/17/1968
(56) 23.60 ft on 06/01/1946
(57) 23.60 ft on 01/15/1930
(58) 23.50 ft on 04/28/1912
(59) 23.43 ft on 02/25/2018
(60) 23.40 ft on 05/07/1908
(61) 23.40 ft on 04/09/1922
(62) 23.30 ft on 11/27/1951
(63) 23.29 ft on 03/02/2018
(64) 23.29 ft on 12/18/2001
(65) 23.15 ft on 11/19/1993
(66) 23.10 ft on 02/22/1951
(67) 23.10 ft on 05/22/1933
(68) 23.06 ft on 11/21/1991
(69) 23.04 ft on 04/26/1970
(70) 23.00 ft on 05/12/1943
(71) 23.00 ft on 11/07/1994
(72) 22.90 ft on 05/08/1905
(73) 22.74 ft on 05/10/2009
(74) 22.72 ft on 02/10/2023
(75) 22.26 ft on 12/27/1987
(76) 22.00 ft on 04/24/1944
(77) 21.81 ft on 11/28/1985
(78) 21.80 ft on 04/22/1992
(79) 21.38 ft on 05/05/1990
(80) 21.13 ft on 03/21/1998
(81) 21.12 ft on 12/06/2011
(82) 20.82 ft on 05/12/2015
(83) 20.80 ft on 10/18/1925
(84) 20.66 ft on 11/20/2003
(85) 20.47 ft on 05/16/1996
(86) 19.34 ft on 04/15/1999
(87) 19.01 ft on 08/12/2013
(88) 18.94 ft on 05/28/2000
(89) 18.56 ft on 05/31/2015
(90) 17.40 ft on 01/03/2023
(91) 17.21 ft on 03/29/2017
(92) 16.49 ft on 02/23/2008
(93) 16.16 ft on 04/21/2023

(P): Preliminary values subject to further review.