Historic Crests
(1) 34.61 ft on 07/03/1982
(2) 33.20 ft on 07/16/1982
(3) 31.07 ft on 06/25/2015
(4) 30.19 ft on 04/18/2013
(5) 28.91 ft on 07/08/2008
(6) 28.83 ft on 07/04/1981
(7) 28.53 ft on 07/05/1993
(8) 28.28 ft on 09/16/1992
(9) 28.06 ft on 07/03/1958
(10) 28.05 ft on 06/01/1946
(11) 27.83 ft on 07/28/2008
(12) 27.54 ft on 09/13/1961
(13) 27.50 ft on 05/09/1950
(14) 25.72 ft on 06/21/1952
(15) 25.71 ft on 03/30/1960
(16) 25.52 ft on 05/19/1974
(17) 25.27 ft on 04/24/1976
(18) 25.10 ft on 08/05/1982
(19) 25.02 ft on 08/09/2010
(20) 25.00 ft on 05/07/1960
(21) 24.96 ft on 08/11/2010
(22) 24.90 ft on 02/28/1948
(23) 24.83 ft on 05/17/1986
(24) 24.74 ft on 06/17/1990
(25) 24.60 ft on 11/03/1961
(26) 24.44 ft on 05/29/2019
(27) 24.27 ft on 05/28/1973
(28) 24.23 ft on 11/16/1961
(29) 24.19 ft on 07/16/2015
(30) 24.18 ft on 09/22/1965
(31) 24.04 ft on 09/10/2014
(32) 23.77 ft on 04/02/1983
(33) 23.75 ft on 05/25/1990
(34) 23.71 ft on 06/27/2008
(35) 23.66 ft on 07/14/1982
(36) 23.57 ft on 06/19/1998
(37) 23.55 ft on 12/14/2015
(38) 23.51 ft on 08/19/1993
(39) 23.49 ft on 05/29/2013
(40) 23.48 ft on 07/21/2010
(41) 23.36 ft on 06/15/2011
(42) 23.35 ft on 07/09/1993
(43) 23.34 ft on 04/19/1991
(44) 23.29 ft on 04/25/2010
(45) 23.19 ft on 07/06/2010
(46) 23.15 ft on 06/13/2010
(47) 23.11 ft on 05/16/1976
(48) 23.06 ft on 06/11/1962
(49) 22.97 ft on 10/04/1973
(50) 22.88 ft on 05/07/2007
(51) 22.84 ft on 10/18/1998
(52) 22.84 ft on 05/21/1959
(53) 22.82 ft on 03/20/1982
(54) 22.78 ft on 07/19/2010
(55) 22.73 ft on 06/09/1974
(56) 22.67 ft on 04/29/1991
(57) 22.66 ft on 10/09/1982
(58) 22.48 ft on 04/19/1992
(59) 22.23 ft on 03/31/1993
(60) 22.16 ft on 05/13/2010
(61) 21.97 ft on 07/05/1973
(62) 21.78 ft on 07/29/2015
(63) 21.75 ft on 03/20/1962
(64) 21.74 ft on 03/09/2009
(65) 21.74 ft on 05/14/1978
(66) 21.73 ft on 04/19/2008
(67) 21.69 ft on 06/15/1980
(68) 21.66 ft on 08/27/1987
(69) 21.65 ft on 05/24/1996
(70) 21.63 ft on 04/17/1973
(71) 21.58 ft on 02/24/1949
(72) 21.57 ft on 06/11/1967
(73) 21.47 ft on 03/31/1998
(74) 21.46 ft on 05/10/1996
(75) 21.46 ft on 04/20/1993
(76) 21.45 ft on 05/13/2014
(77) 21.45 ft on 07/11/1993
(78) 21.44 ft on 08/25/2007
(79) 21.42 ft on 02/02/1973
(80) 21.37 ft on 08/09/1977
(81) 21.37 ft on 05/26/1951
(82) 21.35 ft on 06/28/2011
(83) 21.34 ft on 06/10/2011
(84) 21.34 ft on 12/06/1982
(85) 21.33 ft on 05/07/1993
(86) 21.29 ft on 05/05/1991
(87) 21.28 ft on 04/26/2007
(88) 21.27 ft on 10/30/2009
(89) 21.20 ft on 05/02/1973
(90) 21.01 ft on 06/02/1996
(91) 21.01 ft on 07/05/1982
(92) 21.00 ft on 01/27/1974
(93) 20.93 ft on 05/27/1996
(94) 20.91 ft on 07/25/2010
(95) 20.91 ft on 08/12/1993
(96) 20.89 ft on 05/08/1995
(97) 20.87 ft on 10/11/1973
(98) 20.82 ft on 04/27/2009
(99) 20.80 ft on 08/24/2014
(100) 20.71 ft on 04/17/1982
(101) 20.69 ft on 07/07/1978
(102) 20.62 ft on 05/25/1960
(103) 20.60 ft on 06/05/1980
(104) 20.59 ft on 10/10/1970
(105) 20.58 ft on 10/15/2014
(106) 20.51 ft on 03/18/1965
(107) 20.36 ft on 11/10/1983
(108) 20.28 ft on 04/24/1968
(109) 20.28 ft on 06/25/1949
(110) 20.27 ft on 06/16/1964
(111) 20.26 ft on 04/28/1999
(112) 20.26 ft on 02/19/1971
(113) 20.25 ft on 04/01/1973
(114) 20.25 ft on 03/20/1959
(115) 20.23 ft on 02/21/1982
(116) 20.17 ft on 05/30/1982
(117) 20.15 ft on 04/12/2005
(118) 20.12 ft on 05/12/2002
(119) 20.12 ft on 03/31/1953
(120) 20.11 ft on 09/21/1978
(121) 20.11 ft on 04/26/1965
(122) 20.07 ft on 07/25/1993
(123) 20.02 ft on 05/11/1951
(124) 19.98 ft on 03/16/1948
(125) 19.96 ft on 06/26/2000
(126) 19.95 ft on 09/13/2008
(127) 19.90 ft on 05/16/2009
(128) 19.90 ft on 03/14/1961
(129) 19.89 ft on 05/05/1990
(130) 19.85 ft on 07/15/1984
(131) 19.84 ft on 05/11/2001
(132) 19.84 ft on 12/28/1982
(133) 19.83 ft on 06/03/1952
(134) 19.82 ft on 05/28/1995
(135) 19.81 ft on 04/06/1965
(136) 19.78 ft on 04/01/1959
(137) 19.75 ft on 04/11/1978
(138) 19.73 ft on 06/22/1967
(139) 19.72 ft on 03/16/2001
(140) 19.71 ft on 03/24/2009
(141) 19.69 ft on 12/25/2009
(142) 19.68 ft on 04/22/1973
(143) 19.60 ft on 03/06/1961
(144) 19.58 ft on 01/13/1960
(145) 19.53 ft on 05/13/1995
(146) 19.48 ft on 04/20/1959
(147) 19.48 ft on 02/28/1950
(148) 19.47 ft on 04/09/1998
(149) 19.45 ft on 03/10/2009
(150) 19.44 ft on 12/28/2008
(151) 19.40 ft on 11/01/1977
(152) 19.38 ft on 08/05/1990
(153) 19.35 ft on 10/23/2009
(154) 19.32 ft on 05/17/1960
(155) 19.26 ft on 07/06/1998
(156) 19.18 ft on 11/18/1952
(157) 19.18 ft on 03/20/1948
(158) 19.17 ft on 09/09/1989
(159) 19.14 ft on 05/08/1972
(160) 19.09 ft on 03/10/2010
(161) 19.08 ft on 10/05/1998
(162) 19.06 ft on 06/08/1984
(163) 19.01 ft on 05/08/1973
(164) 19.00 ft on 11/28/1983
(165) 18.93 ft on 05/07/1982
(166) 18.93 ft on 07/28/2015
(167) 18.92 ft on 03/27/1959
(168) 18.91 ft on 05/01/1986
(169) 18.91 ft on 03/19/1978
(170) 18.90 ft on 06/18/2009
(171) 18.90 ft on 05/05/1976
(172) 18.87 ft on 11/27/2015
(173) 18.86 ft on 03/10/2013
(174) 18.81 ft on 04/06/2017
(175) 18.78 ft on 07/22/1990
(176) 18.75 ft on 09/18/1970
(177) 18.75 ft on 11/21/1992
(178) 18.72 ft on 06/24/1978
(179) 18.69 ft on 06/28/2015
(180) 18.65 ft on 06/19/1950
(181) 18.63 ft on 07/20/1958
(182) 18.63 ft on 07/20/1990
(183) 18.60 ft on 05/30/1962
(184) 18.59 ft on 06/29/1978
(185) 18.58 ft on 04/11/2008
(186) 18.57 ft on 06/10/1984
(187) 18.56 ft on 03/03/1993
(188) 18.52 ft on 06/16/2015
(189) 18.48 ft on 06/22/2010
(190) 18.47 ft on 04/16/1999
(191) 18.43 ft on 05/17/1999
(192) 18.37 ft on 05/11/2010
(193) 18.35 ft on 05/26/2011
(194) 18.35 ft on 04/15/2012
(195) 18.34 ft on 04/18/1960
(196) 18.32 ft on 03/26/1973
(197) 18.32 ft on 06/15/1991
(198) 18.32 ft on 06/15/2001
(199) 18.32 ft on 02/17/2011
(200) 18.31 ft on 06/24/2000
(201) 18.30 ft on 03/04/1985
(202) 18.30 ft on 03/18/1998
(203) 18.27 ft on 11/12/1982
(204) 18.25 ft on 09/24/2010
(205) 18.23 ft on 08/06/1972
(206) 18.21 ft on 10/10/1985
(207) 18.19 ft on 08/04/2004
(208) 18.18 ft on 04/29/1984
(209) 18.17 ft on 03/22/1978
(210) 18.15 ft on 06/19/1990
(211) 18.15 ft on 06/13/1997
(212) 18.14 ft on 04/09/1965
(213) 18.14 ft on 06/01/2001
(214) 18.13 ft on 03/05/2004
(215) 18.12 ft on 06/16/2010
(216) 18.09 ft on 05/08/1997
(217) 18.08 ft on 03/05/1993
(218) 18.07 ft on 04/14/1991
(219) 18.06 ft on 04/13/1973
(220) 18.04 ft on 06/06/2001
(221) 18.00 ft on 07/03/1951
(222) 17.98 ft on 09/18/1977
(223) 17.94 ft on 05/11/2008
(224) 17.92 ft on 02/09/1950
(225) 17.91 ft on 03/19/1963
(226) 17.86 ft on 06/07/1980
(227) 17.86 ft on 11/29/1987
(228) 17.84 ft on 04/27/1991
(229) 17.72 ft on 07/23/1978
(230) 17.72 ft on 08/27/2009
(231) 17.67 ft on 12/15/1992
(232) 17.66 ft on 03/15/1990
(233) 17.64 ft on 02/20/2014
(234) 17.62 ft on 06/05/2008
(235) 17.60 ft on 07/04/1958
(236) 17.58 ft on 06/15/1998
(237) 17.50 ft on 03/27/1961
(238) 17.49 ft on 07/20/2016
(239) 17.45 ft on 05/29/2011
(240) 17.41 ft on 08/28/2004
(241) 17.39 ft on 07/06/2000
(242) 17.37 ft on 04/03/1957
(243) 17.34 ft on 08/14/1986
(244) 17.34 ft on 03/13/2010
(245) 17.31 ft on 04/09/2008
(246) 17.27 ft on 04/22/1984
(247) 17.20 ft on 08/09/1956
(248) 17.16 ft on 04/13/1983
(249) 17.14 ft on 06/15/1984
(250) 17.11 ft on 04/27/1969
(251) 17.03 ft on 08/10/1993
(252) 17.00 ft on 03/05/1994
(253) 16.97 ft on 04/11/2013
(254) 16.96 ft on 04/11/1995
(255) 16.96 ft on 05/24/1995
(256) 16.92 ft on 08/30/2014
(257) 16.92 ft on 07/05/2014
(258) 16.88 ft on 09/18/1992
(259) 16.85 ft on 05/01/1997
(260) 16.76 ft on 06/13/2002
(261) 16.75 ft on 06/19/2010
(262) 16.70 ft on 06/21/2001
(263) 16.70 ft on 06/14/2004
(264) 16.68 ft on 12/24/1965
(265) 16.55 ft on 05/12/1999
(266) 16.49 ft on 05/03/1979
(267) 16.46 ft on 02/20/1955
(268) 16.45 ft on 06/23/2015
(269) 16.44 ft on 08/26/1954
(270) 16.42 ft on 07/08/2010
(271) 16.36 ft on 08/06/1998
(272) 16.34 ft on 09/22/2010
(273) 16.33 ft on 06/25/1975
(274) 16.29 ft on 10/18/2007
(275) 16.25 ft on 06/20/2011
(276) 16.24 ft on 06/20/2009
(277) 16.18 ft on 06/23/1994
(278) 16.10 ft on 10/23/2001
(279) 16.09 ft on 03/11/1990
(280) 16.05 ft on 03/03/2008
(281) 16.05 ft on 06/27/2010
(282) 15.98 ft on 06/09/1993
(283) 15.90 ft on 04/27/1995
(284) 15.81 ft on 07/10/2002
(285) 15.78 ft on 05/24/1998
(286) 15.76 ft on 06/02/2010
(287) 15.68 ft on 04/25/2008
(288) 15.40 ft on 08/10/1998
(289) 15.39 ft on 08/14/2010
(290) 15.33 ft on 05/04/2012
(291) 15.16 ft on 03/25/2010
(292) 15.01 ft on 06/01/2007
(293) 14.95 ft on 05/26/2013
(294) 14.73 ft on 06/13/2008
(295) 14.73 ft on 09/26/2010
(296) 14.59 ft on 07/18/2008
(297) 14.48 ft on 05/05/2003
(298) 14.36 ft on 02/20/2011
(299) 14.00 ft on 02/13/2005
(300) 13.94 ft on 12/01/2015
(301) 13.94 ft on 08/29/2014
(302) 13.93 ft on 12/24/2015
(303) 13.84 ft on 07/12/2015
(304) 13.80 ft on 08/09/2007
(305) 10.64 ft on 05/03/2018
(306) 8.09 ft on 05/30/2006

(P): Preliminary values subject to further review.