Historic Crests
(1) 34.02 ft on 05/03/2011
(2) 33.95 ft on 01/13/2005
(3) 33.24 ft on 06/14/2008
(4) 33.00 ft on 03/30/1913
(5) 32.35 ft on 05/17/2002
(6) 31.75 ft on 01/07/1991
(7) 30.68 ft on 05/12/1996
(8) 30.50 ft on 05/10/2017
(9) 30.45 ft on 05/06/1996
(10) 30.43 ft on 05/23/1990
(11) 30.37 ft on 11/22/1993
(12) 30.37 ft on 03/03/1985
(13) 30.27 ft on 05/08/1996
(14) 30.24 ft on 04/28/2013
(15) 29.72 ft on 03/27/2008
(16) 29.68 ft on 03/03/2018 (P)
(17) 29.61 ft on 03/26/1978
(18) 29.29 ft on 01/22/2007
(19) 29.20 ft on 05/10/1983
(20) 29.12 ft on 01/29/1999
(21) 29.10 ft on 01/06/2016 (P)
(22) 29.06 ft on 03/11/1979
(23) 29.06 ft on 04/10/2018 (P)
(24) 29.03 ft on 06/24/1998
(25) 28.94 ft on 03/18/2006
(26) 28.62 ft on 02/05/1969
(27) 28.38 ft on 02/15/2019
(28) 28.30 ft on 08/09/1875
(29) 28.25 ft on 03/11/2011
(30) 28.20 ft on 03/23/1982
(31) 28.07 ft on 04/20/1994
(32) 28.06 ft on 01/12/2004
(33) 27.96 ft on 02/15/2008
(34) 27.85 ft on 01/20/2020 (P)
(35) 27.54 ft on 05/25/1943
(36) 27.44 ft on 05/24/1995
(37) 27.26 ft on 06/26/2019
(38) 27.20 ft on 04/02/1904
(39) 27.16 ft on 11/29/1985
(40) 27.14 ft on 04/11/2014
(41) 27.09 ft on 03/07/1997
(42) 27.06 ft on 01/13/1950
(43) 27.06 ft on 01/17/1930
(44) 27.00 ft on 03/31/1898
(45) 26.78 ft on 05/22/2009
(46) 26.70 ft on 02/07/1916
(47) 26.62 ft on 06/01/1968
(48) 26.56 ft on 04/27/1984
(49) 26.50 ft on 03/13/1897
(50) 26.40 ft on 02/28/2022 (P)
(51) 26.38 ft on 05/14/1961
(52) 26.08 ft on 05/21/1933
(53) 26.00 ft on 04/23/1922
(54) 25.84 ft on 04/10/1989
(55) 25.79 ft on 06/29/2015
(56) 25.76 ft on 05/29/1981
(57) 25.53 ft on 01/29/1974
(58) 25.52 ft on 01/13/1993
(59) 25.50 ft on 12/18/1966
(60) 25.40 ft on 02/04/1876
(61) 25.36 ft on 04/01/2023 (P)
(62) 25.27 ft on 01/22/1937
(63) 25.20 ft on 01/14/1890
(64) 25.19 ft on 04/20/1998
(65) 25.00 ft on 03/22/1997
(66) 25.00 ft on 05/13/1908
(67) 24.90 ft on 06/02/1927
(68) 24.86 ft on 02/19/2009
(69) 24.85 ft on 07/20/2003
(70) 24.82 ft on 03/27/2020 (P)
(71) 24.79 ft on 03/04/1975
(72) 24.78 ft on 03/19/2015
(73) 24.70 ft on 11/22/1992
(74) 24.70 ft on 05/11/1998
(75) 24.70 ft on 01/08/1885
(76) 24.64 ft on 06/22/1958
(77) 24.63 ft on 04/28/2019
(78) 24.60 ft on 05/08/1893
(79) 24.60 ft on 01/28/1907
(80) 24.53 ft on 05/01/1970
(81) 24.27 ft on 04/27/1972
(82) 24.23 ft on 06/04/1996
(83) 24.15 ft on 04/30/1964
(84) 24.14 ft on 02/18/1959
(85) 24.09 ft on 03/02/1951
(86) 24.03 ft on 01/21/2013
(87) 24.00 ft on 03/25/1919
(88) 23.97 ft on 01/28/1949
(89) 23.96 ft on 03/13/1963
(90) 23.85 ft on 03/01/1971
(91) 23.79 ft on 01/26/1932
(92) 23.70 ft on 04/08/1906
(93) 23.70 ft on 04/28/1920
(94) 23.68 ft on 05/24/1929
(95) 23.55 ft on 02/04/1994
(96) 23.37 ft on 04/24/1939
(97) 23.36 ft on 07/01/2010
(98) 23.30 ft on 04/07/1912
(99) 23.23 ft on 03/22/1973
(100) 23.22 ft on 05/19/2003
(101) 23.16 ft on 04/15/1957
(102) 23.06 ft on 03/13/1993
(103) 23.00 ft on 06/11/1997
(104) 23.00 ft on 04/16/1926
(105) 22.95 ft on 12/11/2011
(106) 22.73 ft on 02/07/1988
(107) 22.60 ft on 06/12/1917
(108) 22.59 ft on 02/06/1952
(109) 22.58 ft on 04/22/1993
(110) 22.48 ft on 06/24/2010
(111) 22.40 ft on 03/12/1903
(112) 22.40 ft on 03/24/1923
(113) 22.35 ft on 04/20/1944
(114) 22.33 ft on 04/03/1948
(115) 22.23 ft on 03/06/2021 (P)
(116) 22.21 ft on 02/27/1976
(117) 22.17 ft on 03/11/1945
(118) 22.15 ft on 03/29/1962
(119) 22.14 ft on 01/30/2019
(120) 22.10 ft on 04/05/1921
(121) 22.10 ft on 12/09/1927
(122) 22.07 ft on 04/16/1938
(123) 22.06 ft on 01/28/2017 (P)
(124) 22.01 ft on 04/06/1980
(125) 22.00 ft on 03/02/1891
(126) 22.00 ft on 03/09/1910
(127) 22.00 ft on 03/14/1887
(128) 21.87 ft on 06/16/1996
(129) 21.75 ft on 12/10/2006
(130) 21.71 ft on 03/18/2019
(131) 21.70 ft on 04/07/1924
(132) 21.58 ft on 01/29/1993
(133) 21.57 ft on 01/18/2008
(134) 21.50 ft on 04/13/1892
(135) 21.40 ft on 06/18/1889
(136) 21.19 ft on 07/01/1960
(137) 21.14 ft on 04/14/2015
(138) 21.12 ft on 04/26/1992
(139) 21.07 ft on 03/28/1998
(140) 21.00 ft on 02/21/1918
(141) 20.99 ft on 12/09/1993
(142) 20.80 ft on 04/04/1888
(143) 20.78 ft on 01/30/1997
(144) 20.60 ft on 03/23/1925
(145) 20.30 ft on 06/20/1997
(146) 20.17 ft on 03/06/1936
(147) 20.10 ft on 05/14/1935
(148) 20.09 ft on 02/17/2020 (P)
(149) 20.01 ft on 06/14/1947
(150) 19.99 ft on 04/16/2016 (P)
(151) 19.97 ft on 01/05/2022 (P)
(152) 19.90 ft on 09/12/2003
(153) 19.90 ft on 02/23/1946
(154) 19.83 ft on 05/25/2020 (P)
(155) 19.80 ft on 03/04/1909
(156) 19.80 ft on 05/22/1886
(157) 19.74 ft on 03/04/1956
(158) 19.70 ft on 04/22/1911
(159) 19.63 ft on 05/05/1994
(160) 19.60 ft on 01/23/1899
(161) 19.56 ft on 04/27/1940
(162) 19.51 ft on 01/28/1996
(163) 19.32 ft on 03/20/2016 (P)
(164) 19.32 ft on 03/14/1995
(165) 19.30 ft on 04/16/1914
(166) 19.10 ft on 04/03/1977
(167) 19.10 ft on 05/06/1993
(168) 19.10 ft on 02/08/1997
(169) 19.00 ft on 03/15/1900
(170) 18.80 ft on 02/16/2001
(171) 18.80 ft on 02/11/1915
(172) 18.65 ft on 04/05/1998
(173) 18.38 ft on 06/16/2018
(174) 18.36 ft on 04/19/1965
(175) 18.30 ft on 02/16/1878
(176) 18.10 ft on 11/08/2018
(177) 17.95 ft on 05/10/1994
(178) 17.63 ft on 04/11/1993
(179) 17.60 ft on 03/19/1901
(180) 17.51 ft on 07/19/2017
(181) 17.39 ft on 09/12/2018
(182) 17.34 ft on 03/12/1953
(183) 17.31 ft on 03/09/1955
(184) 17.20 ft on 12/30/1996
(185) 17.00 ft on 03/19/1877
(186) 16.97 ft on 04/26/1995
(187) 16.76 ft on 03/29/1993
(188) 16.65 ft on 06/25/2000
(189) 16.38 ft on 04/07/1993
(190) 16.30 ft on 05/19/1905
(191) 15.89 ft on 07/09/1993
(192) 15.60 ft on 03/28/1996
(193) 15.56 ft on 10/24/1993
(194) 14.78 ft on 05/03/1966
(195) 14.78 ft on 07/19/1993
(196) 14.54 ft on 07/09/1987
(197) 14.40 ft on 02/15/1894
(198) 14.40 ft on 07/07/1902
(199) 14.30 ft on 07/30/1896
(200) 13.90 ft on 11/09/1992
(201) 13.57 ft on 03/15/1998
(202) 13.49 ft on 01/10/1997
(203) 13.10 ft on 01/14/1998
(204) 12.76 ft on 08/11/1995
(205) 12.06 ft on 07/26/1996
(206) 11.61 ft on 07/03/1995
(207) 11.12 ft on 03/12/1994
(208) 10.38 ft on 04/02/1934
(209) 9.54 ft on 06/14/1941
(210) 8.50 ft on 04/08/1931
(211) 7.50 ft on 01/25/1895
(212) 7.20 ft on 04/16/1954
(213) -99.99 ft on 02/19/1883
(214) -99.99 ft on 02/24/1882

(P): Preliminary values subject to further review.