Historic Crests
(1) 31.12 ft on 06/13/2008
(2) 21.95 ft on 09/27/2016
(3) 20.00 ft on 06/01/1851
(4) 20.00 ft on 03/18/1929
(5) 19.66 ft on 03/31/1961
(6) 19.27 ft on 04/04/1993
(7) 18.60 ft on 04/04/1933
(8) 18.51 ft on 04/10/1965
(9) 18.31 ft on 07/25/1999
(10) 18.30 ft on 05/27/2004
(11) 18.23 ft on 06/02/2013
(12) 18.23 ft on 06/16/1947
(13) 18.05 ft on 07/12/1993
(14) 17.85 ft on 07/18/1993
(15) 17.60 ft on 03/30/1906
(16) 17.40 ft on 03/26/1917
(17) 17.34 ft on 06/25/2014 (P)
(18) 17.22 ft on 04/11/1951
(19) 17.20 ft on 04/01/1912
(20) 17.09 ft on 03/19/1945
(21) 16.85 ft on 05/31/1903
(22) 16.75 ft on 04/02/1960
(23) 16.73 ft on 08/21/1993
(24) 16.58 ft on 07/12/1969
(25) 16.52 ft on 07/04/2014 (P)
(26) 16.24 ft on 05/20/1999
(27) 15.90 ft on 07/04/1969
(28) 15.26 ft on 05/23/1991
(29) 15.15 ft on 04/02/1962
(30) 15.06 ft on 03/17/2010
(31) 15.00 ft on 06/28/2013
(32) 14.57 ft on 08/02/1990
(33) 14.49 ft on 07/05/1993
(34) 14.21 ft on 04/21/1973
(35) 14.12 ft on 03/17/2008
(36) 14.05 ft on 06/24/1993
(37) 14.04 ft on 04/17/2001
(38) 14.02 ft on 06/26/1954
(39) 13.82 ft on 05/25/2013
(40) 13.79 ft on 04/25/1993
(41) 13.61 ft on 03/09/1937
(42) 13.54 ft on 03/31/1951
(43) 13.50 ft on 06/06/1947
(44) 13.45 ft on 05/02/1951
(45) 13.30 ft on 04/12/2001
(46) 13.22 ft on 06/04/1991
(47) 12.89 ft on 03/23/1986
(48) 12.82 ft on 03/03/1948
(49) 12.77 ft on 08/10/1993
(50) 12.76 ft on 07/19/1969
(51) 12.60 ft on 08/03/1942
(52) 12.60 ft on 03/20/1948
(53) 12.56 ft on 06/14/1974
(54) 12.51 ft on 02/27/1951
(55) 12.45 ft on 03/11/1950
(56) 12.36 ft on 06/13/1993
(57) 12.17 ft on 03/20/1979
(58) 12.17 ft on 08/28/2009
(59) 12.15 ft on 08/01/1993
(60) 12.00 ft on 03/28/1915
(61) 12.00 ft on 06/30/1951
(62) 11.86 ft on 05/02/1991
(63) 11.84 ft on 02/21/1984
(64) 11.75 ft on 03/07/1949
(65) 11.70 ft on 08/28/1979
(66) 11.61 ft on 12/13/1991
(67) 11.59 ft on 05/07/1960
(68) 11.58 ft on 04/02/1979
(69) 11.50 ft on 06/02/1915
(70) 11.46 ft on 03/28/2011
(71) 11.46 ft on 05/07/1993
(72) 11.43 ft on 06/18/1944
(73) 11.40 ft on 03/20/1919
(74) 11.39 ft on 06/14/1999
(75) 11.32 ft on 03/16/1973
(76) 11.31 ft on 06/26/1998
(77) 11.31 ft on 06/23/1984
(78) 11.21 ft on 03/23/1982
(79) 11.19 ft on 03/06/1965
(80) 11.18 ft on 07/15/2000
(81) 11.09 ft on 04/19/1983
(82) 11.08 ft on 05/08/2001
(83) 11.06 ft on 08/27/2007
(84) 11.05 ft on 08/29/1928
(85) 11.00 ft on 06/07/1918
(86) 10.92 ft on 05/23/1983
(87) 10.84 ft on 03/24/1975
(88) 10.83 ft on 04/16/1991
(89) 10.81 ft on 03/16/1997
(90) 10.80 ft on 01/09/1946
(91) 10.79 ft on 03/11/1983
(92) 10.73 ft on 07/05/1999
(93) 10.70 ft on 05/05/1984
(94) 10.67 ft on 08/30/1990
(95) 10.67 ft on 06/16/1982
(96) 10.54 ft on 08/22/1924
(97) 10.51 ft on 10/05/1965
(98) 10.43 ft on 03/21/1975
(99) 10.43 ft on 03/08/1994
(100) 10.43 ft on 07/03/2005
(101) 10.40 ft on 04/05/1952
(102) 10.38 ft on 03/08/1935
(103) 10.32 ft on 06/19/2000
(104) 10.31 ft on 03/17/1986
(105) 10.30 ft on 02/25/1915
(106) 10.25 ft on 03/28/1969
(107) 10.23 ft on 09/22/2004
(108) 10.17 ft on 06/18/1984
(109) 10.15 ft on 03/02/1991
(110) 10.04 ft on 09/26/1965
(111) 10.00 ft on 03/30/1916
(112) 9.94 ft on 04/03/1998
(113) 9.92 ft on 06/20/1990
(114) 9.90 ft on 03/17/1946
(115) 9.86 ft on 11/25/1971
(116) 9.80 ft on 04/01/1950
(117) 9.77 ft on 03/30/1959
(118) 9.75 ft on 05/11/1991
(119) 9.66 ft on 03/28/1991
(120) 9.65 ft on 05/12/1973
(121) 9.65 ft on 07/08/1983
(122) 9.64 ft on 04/05/1971
(123) 9.63 ft on 03/27/1997
(124) 9.60 ft on 03/14/1910
(125) 9.60 ft on 06/17/1937
(126) 9.59 ft on 02/20/1983
(127) 9.58 ft on 05/03/1993
(128) 9.50 ft on 03/03/1970
(129) 9.50 ft on 02/12/1928
(130) 9.49 ft on 03/14/1992
(131) 9.45 ft on 03/15/1936
(132) 9.40 ft on 09/28/1915
(133) 9.40 ft on 04/15/1919
(134) 9.40 ft on 06/14/1998
(135) 9.33 ft on 05/17/1974
(136) 9.30 ft on 04/30/1929
(137) 9.30 ft on 02/21/1937
(138) 9.27 ft on 07/11/2004
(139) 9.26 ft on 05/03/1975
(140) 9.25 ft on 04/25/1992
(141) 9.20 ft on 06/23/1944
(142) 9.20 ft on 03/18/1913
(143) 9.20 ft on 06/05/1945
(144) 9.20 ft on 03/11/1946
(145) 9.10 ft on 02/27/1922
(146) 9.10 ft on 03/30/1909
(147) 9.10 ft on 06/26/1974
(148) 9.05 ft on 03/23/1905
(149) 9.02 ft on 04/06/1983
(150) 8.99 ft on 10/18/1986
(151) 8.96 ft on 02/24/1983
(152) 8.92 ft on 04/22/1979
(153) 8.90 ft on 03/27/1936
(154) 8.90 ft on 06/07/1942
(155) 8.90 ft on 08/16/1980
(156) 8.82 ft on 05/16/2003
(157) 8.80 ft on 05/31/1945
(158) 8.80 ft on 05/30/1908
(159) 8.79 ft on 08/07/1968
(160) 8.76 ft on 06/05/1980
(161) 8.75 ft on 03/21/1959
(162) 8.73 ft on 04/28/1999
(163) 8.73 ft on 04/02/1932
(164) 8.73 ft on 03/15/1982
(165) 8.67 ft on 03/18/1939
(166) 8.63 ft on 03/21/1971
(167) 8.60 ft on 07/06/1947
(168) 8.60 ft on 05/26/1982
(169) 8.60 ft on 01/13/1960
(170) 8.50 ft on 03/18/1980
(171) 8.50 ft on 05/25/1944
(172) 8.50 ft on 07/20/1907
(173) 8.44 ft on 06/20/2001
(174) 8.42 ft on 06/03/1951
(175) 8.40 ft on 02/28/1906
(176) 8.40 ft on 12/11/1909
(177) 8.40 ft on 06/01/1921
(178) 8.40 ft on 11/28/1931
(179) 8.40 ft on 06/23/1932
(180) 8.35 ft on 07/10/1951
(181) 8.34 ft on 03/23/1978
(182) 8.33 ft on 06/19/1991
(183) 8.30 ft on 04/16/1947
(184) 8.30 ft on 06/13/1917
(185) 8.30 ft on 04/27/1995
(186) 8.30 ft on 03/31/1949
(187) 8.23 ft on 02/22/1985
(188) 8.20 ft on 08/17/1907
(189) 8.19 ft on 03/25/2001
(190) 8.19 ft on 03/31/1984
(191) 8.16 ft on 06/07/2000
(192) 8.13 ft on 03/26/2001
(193) 8.11 ft on 06/27/1994
(194) 8.11 ft on 09/07/1962
(195) 8.10 ft on 04/08/2006
(196) 8.10 ft on 06/06/1916
(197) 8.10 ft on 05/20/1905
(198) 8.05 ft on 04/15/1999
(199) 8.04 ft on 03/10/1974
(200) 8.03 ft on 06/30/2005
(201) 8.02 ft on 02/17/2005
(202) 8.02 ft on 03/21/1941
(203) 8.00 ft on 06/26/1908
(204) 8.00 ft on 11/19/1909
(205) 7.96 ft on 07/19/1982
(206) 7.91 ft on 03/31/1943
(207) 7.90 ft on 06/26/1950
(208) 7.88 ft on 06/23/1978
(209) 7.88 ft on 07/14/1992
(210) 7.86 ft on 03/10/1993
(211) 7.80 ft on 06/19/1914
(212) 7.80 ft on 04/04/1923
(213) 7.80 ft on 09/24/1946
(214) 7.80 ft on 11/17/1982
(215) 7.76 ft on 05/31/2001
(216) 7.76 ft on 04/09/1974
(217) 7.75 ft on 06/06/2001
(218) 7.73 ft on 02/20/1992
(219) 7.70 ft on 07/13/1978
(220) 7.70 ft on 04/09/1969
(221) 7.69 ft on 02/22/1997
(222) 7.66 ft on 05/10/1995
(223) 7.62 ft on 03/08/1961
(224) 7.61 ft on 06/06/1996
(225) 7.61 ft on 04/18/1984
(226) 7.60 ft on 03/30/1920
(227) 7.59 ft on 07/24/1994
(228) 7.56 ft on 08/30/1951
(229) 7.56 ft on 09/26/1983
(230) 7.50 ft on 06/15/2004
(231) 7.49 ft on 03/22/1983
(232) 7.48 ft on 06/01/1973
(233) 7.48 ft on 06/03/1995
(234) 7.45 ft on 05/31/1984
(235) 7.42 ft on 05/18/2005
(236) 7.42 ft on 04/22/1976
(237) 7.41 ft on 06/16/1967
(238) 7.40 ft on 12/02/1909
(239) 7.40 ft on 04/22/1909
(240) 7.40 ft on 04/25/1916
(241) 7.33 ft on 02/16/1984
(242) 7.30 ft on 03/04/1985
(243) 7.29 ft on 08/10/1953
(244) 7.27 ft on 04/12/1975
(245) 7.27 ft on 07/20/1968
(246) 7.26 ft on 03/19/1963
(247) 7.25 ft on 06/29/1981
(248) 7.22 ft on 03/17/1976
(249) 7.21 ft on 05/20/2003
(250) 7.14 ft on 04/22/1982
(251) 7.13 ft on 07/12/1984
(252) 7.12 ft on 11/25/1992
(253) 7.10 ft on 01/01/1983
(254) 7.10 ft on 02/16/1911
(255) 7.09 ft on 06/16/1966
(256) 7.09 ft on 10/04/1972
(257) 7.06 ft on 09/18/1977
(258) 7.04 ft on 06/01/1974
(259) 7.03 ft on 06/25/1975
(260) 7.02 ft on 06/05/2002
(261) 7.00 ft on 06/18/1925
(262) 7.00 ft on 03/04/1970
(263) 6.96 ft on 12/02/1991
(264) 6.96 ft on 12/06/1982
(265) 6.93 ft on 09/21/1938
(266) 6.92 ft on 05/06/1979
(267) 6.90 ft on 02/24/1930
(268) 6.88 ft on 05/13/1983
(269) 6.88 ft on 05/10/1982
(270) 6.86 ft on 07/21/1978
(271) 6.82 ft on 11/06/1972
(272) 6.82 ft on 04/25/2005
(273) 6.77 ft on 05/25/1927
(274) 6.70 ft on 09/21/1926
(275) 6.69 ft on 07/21/1984
(276) 6.68 ft on 05/15/1963
(277) 6.68 ft on 04/21/1978
(278) 6.68 ft on 11/04/1991
(279) 6.68 ft on 08/06/1981
(280) 6.63 ft on 05/21/1987
(281) 6.58 ft on 10/29/1972
(282) 6.57 ft on 06/17/1980
(283) 6.50 ft on 08/13/1979
(284) 6.47 ft on 07/19/1966
(285) 6.45 ft on 03/26/1904
(286) 6.36 ft on 05/08/1972
(287) 6.00 ft on 06/20/1957
(288) 5.92 ft on 03/08/1988
(289) 5.67 ft on 03/05/1955
(290) 5.55 ft on 04/09/1934
(291) 5.53 ft on 03/16/1989
(292) 4.86 ft on 04/04/1940
(293) 4.69 ft on 04/06/1956
(294) 4.58 ft on 06/13/1958
(295) 4.43 ft on 05/08/1964
(296) 4.10 ft on 09/26/1931
(297) 0.00 ft on 02/12/1966
(298) 0.00 ft on 03/07/1950
(299) 0.00 ft on 02/05/1973
(300) 0.00 ft on 01/23/1973
(301) 0.00 ft on 02/22/1971

(P): Preliminary values subject to further review.