Historic Crests
(1) 6.00 ft on 10/12/1846 (P)
(2) 4.41 ft on 09/11/2017
(3) 3.49 ft on 09/09/1964
(4) 3.41 ft on 08/22/2008
(5) 3.38 ft on 10/19/1944
(6) 3.36 ft on 11/10/2022
(7) 3.29 ft on 09/26/2004
(8) 3.12 ft on 11/10/2022
(9) 2.84 ft on 09/12/2017
(10) 2.81 ft on 09/30/2022
(11) 2.79 ft on 09/12/2017
(12) 2.63 ft on 11/11/2022
(13) 2.53 ft on 05/28/2012
(14) 2.52 ft on 09/16/2001
(15) 2.52 ft on 09/30/2022
(16) 2.49 ft on 09/27/2004
(17) 2.48 ft on 09/25/2008
(18) 2.43 ft on 09/15/2001
(19) 2.43 ft on 08/22/2008
(20) 2.41 ft on 10/01/2022
(21) 2.40 ft on 10/01/2017
(22) 2.38 ft on 09/26/2008
(23) 2.35 ft on 10/07/1996
(24) 2.31 ft on 09/25/2008
(25) 2.31 ft on 10/08/2016
(26) 2.30 ft on 08/23/2008
(27) 2.29 ft on 10/03/2017
(28) 2.28 ft on 08/23/2008
(29) 2.28 ft on 09/24/2008
(30) 2.27 ft on 10/02/2017
(31) 2.27 ft on 09/13/2017
(32) 2.26 ft on 09/16/2001
(33) 2.24 ft on 09/17/2001
(34) 2.24 ft on 10/05/2017
(35) 2.22 ft on 10/04/2017
(36) 2.22 ft on 10/02/2017
(37) 2.22 ft on 09/13/2017
(38) 2.22 ft on 09/26/2008
(39) 2.21 ft on 10/04/2017
(40) 2.19 ft on 10/05/2017
(41) 2.19 ft on 10/03/2017
(42) 2.18 ft on 10/07/2016
(43) 2.17 ft on 05/04/2013
(44) 2.13 ft on 09/17/2001
(45) 2.12 ft on 09/24/2008
(46) 2.11 ft on 05/20/2009
(47) 2.11 ft on 10/06/2017
(48) 2.11 ft on 09/06/2004
(49) 2.08 ft on 09/21/2008
(50) 2.05 ft on 10/01/2017
(51) 2.04 ft on 09/06/2004
(52) 2.01 ft on 09/26/1991
(53) 2.01 ft on 09/26/1992
(54) 2.00 ft on 10/18/2017
(55) 1.99 ft on 10/19/2017
(56) 1.99 ft on 05/20/2009
(57) 1.97 ft on 09/27/2008
(58) 1.97 ft on 10/10/2011
(59) 1.96 ft on 10/18/2017
(60) 1.96 ft on 05/21/2009
(61) 1.96 ft on 10/06/2015
(62) 1.96 ft on 05/21/2009
(63) 1.96 ft on 09/18/2001
(64) 1.96 ft on 09/22/2008
(65) 1.95 ft on 10/07/2017
(66) 1.94 ft on 09/25/1991
(67) 1.94 ft on 09/25/1992
(68) 1.93 ft on 08/25/1995
(69) 1.93 ft on 09/20/2008
(70) 1.93 ft on 09/27/2008
(71) 1.93 ft on 10/07/2015
(72) 1.93 ft on 10/01/2022
(73) 1.92 ft on 05/05/2013
(74) 1.91 ft on 10/07/2017
(75) 1.91 ft on 10/08/2015
(76) 1.90 ft on 10/13/2023
(77) 1.89 ft on 10/07/2015
(78) 1.88 ft on 10/19/2017
(79) 1.88 ft on 09/29/2015
(80) 1.87 ft on 09/22/2008
(81) 1.87 ft on 10/17/2017
(82) 1.87 ft on 10/03/1992
(83) 1.86 ft on 09/20/2008
(84) 1.86 ft on 10/12/2016
(85) 1.86 ft on 06/27/2012
(86) 1.86 ft on 10/08/2015
(87) 1.85 ft on 11/09/2022
(88) 1.85 ft on 10/13/2023
(89) 1.84 ft on 10/08/1992
(90) 1.84 ft on 10/05/2022
(91) 1.83 ft on 09/23/2008
(92) 1.83 ft on 09/21/2008
(93) 1.83 ft on 09/28/2015
(94) 1.83 ft on 09/27/2015
(95) 1.83 ft on 09/27/2004
(96) 1.83 ft on 11/09/2022
(97) 1.82 ft on 09/24/2015
(98) 1.81 ft on 11/07/2021
(99) 1.81 ft on 09/23/2008
(100) 1.81 ft on 06/28/2012
(101) 1.81 ft on 10/04/1992
(102) 1.81 ft on 10/06/2015
(103) 1.80 ft on 10/13/2016
(104) 1.80 ft on 09/29/2015
(105) 1.79 ft on 10/08/2017
(106) 1.79 ft on 10/02/2015
(107) 1.79 ft on 10/05/1992
(108) 1.78 ft on 10/20/2017
(109) 1.78 ft on 10/12/2016
(110) 1.77 ft on 09/23/2020
(111) 1.77 ft on 09/22/2020
(112) 1.77 ft on 09/06/1995
(113) 1.77 ft on 10/06/1992
(114) 1.77 ft on 10/03/2015
(115) 1.76 ft on 09/27/1991
(116) 1.76 ft on 10/05/2005
(117) 1.76 ft on 09/19/2001
(118) 1.76 ft on 10/03/2007
(119) 1.76 ft on 09/27/1992
(120) 1.76 ft on 09/15/2001
(121) 1.76 ft on 10/12/2023
(122) 1.75 ft on 11/09/2021
(123) 1.75 ft on 05/04/2013
(124) 1.75 ft on 09/07/1995
(125) 1.75 ft on 09/27/2015
(126) 1.75 ft on 10/07/1992
(127) 1.75 ft on 09/28/2008
(128) 1.74 ft on 10/08/2017
(129) 1.74 ft on 10/13/2016
(130) 1.74 ft on 09/19/2001
(131) 1.74 ft on 10/05/2015
(132) 1.74 ft on 10/14/2023
(133) 1.73 ft on 09/28/1984
(134) 1.73 ft on 09/18/2017
(135) 1.73 ft on 10/08/2016
(136) 1.73 ft on 12/17/2023
(137) 1.72 ft on 11/18/2019
(138) 1.72 ft on 09/24/2015
(139) 1.72 ft on 10/03/2015
(140) 1.72 ft on 09/29/2022
(141) 1.72 ft on 10/06/2022
(142) 1.72 ft on 12/22/2022
(143) 1.71 ft on 09/30/2015
(144) 1.71 ft on 10/10/2011
(145) 1.71 ft on 09/14/2017
(146) 1.71 ft on 09/14/2017
(147) 1.71 ft on 09/25/2015
(148) 1.71 ft on 10/09/2015
(149) 1.70 ft on 08/24/1995
(150) 1.70 ft on 09/30/2015
(151) 1.70 ft on 09/26/2015
(152) 1.69 ft on 09/25/2015
(153) 1.68 ft on 09/22/2020
(154) 1.68 ft on 05/22/2009
(155) 1.68 ft on 10/11/2016
(156) 1.68 ft on 10/11/2016
(157) 1.68 ft on 11/07/2021
(158) 1.67 ft on 09/28/2008
(159) 1.66 ft on 10/17/2017
(160) 1.66 ft on 10/04/2015
(161) 1.66 ft on 10/12/2023
(162) 1.65 ft on 10/05/2015
(163) 1.65 ft on 11/09/2015
(164) 1.64 ft on 05/05/2013
(165) 1.64 ft on 10/20/2017
(166) 1.64 ft on 09/25/2017
(167) 1.64 ft on 11/12/2022
(168) 1.63 ft on 09/19/2008
(169) 1.63 ft on 09/19/2017
(170) 1.63 ft on 10/09/2015
(171) 1.63 ft on 11/05/2022
(172) 1.62 ft on 09/21/2020
(173) 1.62 ft on 09/19/2017
(174) 1.62 ft on 10/07/2022
(175) 1.61 ft on 09/17/2017
(176) 1.61 ft on 10/05/2022
(177) 1.61 ft on 08/30/2023
(178) 1.61 ft on 10/02/2023
(179) 1.60 ft on 10/02/2007
(180) 1.60 ft on 05/22/2009
(181) 1.60 ft on 10/10/2016
(182) 1.60 ft on 09/30/2023
(183) 1.60 ft on 10/01/2023
(184) 1.59 ft on 09/21/2020
(185) 1.59 ft on 10/02/1990
(186) 1.59 ft on 09/06/2008
(187) 1.59 ft on 08/24/2008
(188) 1.59 ft on 08/24/2008
(189) 1.59 ft on 10/03/2007
(190) 1.59 ft on 06/28/2012
(191) 1.59 ft on 10/16/2013
(192) 1.59 ft on 10/21/2017
(193) 1.59 ft on 11/06/2021
(194) 1.59 ft on 11/04/2022
(195) 1.58 ft on 11/18/2019
(196) 1.58 ft on 10/06/2005
(197) 1.58 ft on 09/19/2008
(198) 1.58 ft on 09/29/2008
(199) 1.58 ft on 10/16/2016
(200) 1.58 ft on 10/04/2022
(201) 1.57 ft on 09/18/2017
(202) 1.57 ft on 11/17/2019
(203) 1.57 ft on 10/03/2023
(204) 1.56 ft on 10/02/1991
(205) 1.56 ft on 09/08/1995
(206) 1.56 ft on 09/26/2017
(207) 1.56 ft on 09/26/2015
(208) 1.56 ft on 10/01/2015
(209) 1.56 ft on 09/29/2023
(210) 1.56 ft on 09/29/2023
(211) 1.56 ft on 10/04/2023
(212) 1.55 ft on 11/08/2021
(213) 1.55 ft on 09/03/2008
(214) 1.55 ft on 09/02/2008
(215) 1.55 ft on 05/03/2013
(216) 1.55 ft on 10/14/2017
(217) 1.55 ft on 08/31/1995
(218) 1.55 ft on 10/01/2015
(219) 1.55 ft on 09/23/2015
(220) 1.55 ft on 10/07/2016
(221) 1.55 ft on 11/07/2021
(222) 1.55 ft on 12/14/2022
(223) 1.54 ft on 10/24/2008
(224) 1.54 ft on 09/20/2001
(225) 1.54 ft on 09/01/2008
(226) 1.54 ft on 10/11/2011
(227) 1.54 ft on 09/26/2017
(228) 1.54 ft on 09/25/2017
(229) 1.54 ft on 10/09/1992
(230) 1.54 ft on 09/20/2001
(231) 1.54 ft on 09/26/2004
(232) 1.54 ft on 10/04/2022
(233) 1.54 ft on 10/06/2022
(234) 1.54 ft on 11/04/2022
(235) 1.53 ft on 11/19/2019
(236) 1.53 ft on 10/30/1985
(237) 1.53 ft on 10/08/1996
(238) 1.53 ft on 09/18/2008
(239) 1.53 ft on 10/16/2013
(240) 1.53 ft on 10/15/2013
(241) 1.53 ft on 09/30/2017
(242) 1.53 ft on 09/10/2017
(243) 1.53 ft on 10/01/1991
(244) 1.53 ft on 10/28/2015
(245) 1.53 ft on 10/17/2016
(246) 1.53 ft on 11/15/2022
(247) 1.53 ft on 10/14/2023
(248) 1.52 ft on 09/05/2019
(249) 1.52 ft on 10/11/1995
(250) 1.52 ft on 09/09/1995
(251) 1.52 ft on 09/30/2008
(252) 1.52 ft on 09/14/2001
(253) 1.52 ft on 10/15/2016
(254) 1.52 ft on 10/02/1992
(255) 1.52 ft on 10/09/2016
(256) 1.52 ft on 10/16/2016
(257) 1.52 ft on 11/10/2021
(258) 1.52 ft on 11/24/2022
(259) 1.52 ft on 10/01/2023
(260) 1.52 ft on 10/03/2023
(261) 1.51 ft on 10/12/1995
(262) 1.51 ft on 10/10/1995
(263) 1.51 ft on 09/30/2008
(264) 1.51 ft on 10/14/2016
(265) 1.51 ft on 10/01/1992
(266) 1.51 ft on 09/29/2008
(267) 1.51 ft on 10/11/2022
(268) 1.51 ft on 11/25/2022
(269) 1.51 ft on 10/17/2023
(270) 1.50 ft on 09/30/1991
(271) 1.50 ft on 09/18/2000
(272) 1.50 ft on 10/16/2005
(273) 1.50 ft on 10/24/2008
(274) 1.50 ft on 08/25/2008
(275) 1.50 ft on 10/28/2012
(276) 1.50 ft on 10/04/2015
(277) 1.50 ft on 09/15/2017
(278) 1.50 ft on 10/27/2015
(279) 1.50 ft on 09/30/1992
(280) 1.50 ft on 10/10/2015
(281) 1.50 ft on 10/12/2022
(282) 1.50 ft on 09/28/2023
(283) 1.50 ft on 10/04/2023
(284) 1.50 ft on 11/15/2023
(285) 1.49 ft on 10/15/2005
(286) 1.49 ft on 10/15/2002
(287) 1.49 ft on 09/03/2008
(288) 1.49 ft on 09/02/2008
(289) 1.49 ft on 06/27/2012
(290) 1.49 ft on 10/02/2015
(291) 1.49 ft on 10/09/2016
(292) 1.49 ft on 09/27/2017
(293) 1.49 ft on 10/27/2015
(294) 1.49 ft on 10/01/1995
(295) 1.48 ft on 10/17/2005
(296) 1.48 ft on 08/30/1995
(297) 1.48 ft on 09/05/2008
(298) 1.48 ft on 09/01/2008
(299) 1.48 ft on 10/15/2017
(300) 1.48 ft on 09/24/2017
(301) 1.48 ft on 09/01/1995
(302) 1.48 ft on 10/10/2016
(303) 1.47 ft on 09/22/2004
(304) 1.46 ft on 09/20/2020
(305) 1.46 ft on 09/12/1995
(306) 1.46 ft on 09/10/2005
(307) 1.46 ft on 09/09/2005
(308) 1.46 ft on 09/08/2005
(309) 1.46 ft on 10/17/2013
(310) 1.46 ft on 09/20/2017
(311) 1.46 ft on 09/24/2017
(312) 1.46 ft on 10/15/2016
(313) 1.46 ft on 09/05/1995
(314) 1.45 ft on 09/28/1991
(315) 1.45 ft on 10/16/2017
(316) 1.45 ft on 10/15/2017
(317) 1.45 ft on 09/27/2017
(318) 1.45 ft on 10/14/2016
(319) 1.45 ft on 09/28/1992
(320) 1.44 ft on 10/13/1995
(321) 1.44 ft on 09/10/1995
(322) 1.44 ft on 10/13/2005
(323) 1.44 ft on 09/20/2009
(324) 1.44 ft on 08/31/2008
(325) 1.44 ft on 09/30/1995
(326) 1.44 ft on 10/10/2015
(327) 1.44 ft on 10/06/2016
(328) 1.44 ft on 11/13/2016
(329) 1.43 ft on 10/31/1985
(330) 1.43 ft on 10/17/1999
(331) 1.43 ft on 10/14/2005
(332) 1.43 ft on 09/20/2017
(333) 1.43 ft on 11/12/2017
(334) 1.42 ft on 10/29/1985
(335) 1.42 ft on 10/20/1995
(336) 1.42 ft on 02/03/1998
(337) 1.42 ft on 10/09/1996
(338) 1.42 ft on 09/04/1995
(339) 1.42 ft on 09/22/2004
(340) 1.42 ft on 10/18/2016
(341) 1.41 ft on 11/23/2018
(342) 1.41 ft on 10/03/1990
(343) 1.41 ft on 08/26/1995
(344) 1.41 ft on 09/20/2009
(345) 1.41 ft on 09/28/2014
(346) 1.41 ft on 09/23/2017
(347) 1.41 ft on 09/16/2017
(348) 1.41 ft on 09/21/2004
(349) 1.41 ft on 11/09/2015
(350) 1.41 ft on 10/18/2016
(351) 1.40 ft on 09/13/1995
(352) 1.40 ft on 12/16/1997
(353) 1.40 ft on 10/06/1996
(354) 1.40 ft on 09/16/1999
(355) 1.40 ft on 10/27/2004
(356) 1.40 ft on 09/21/2009
(357) 1.40 ft on 10/22/2017
(358) 1.40 ft on 09/15/2017
(359) 1.40 ft on 10/12/2015
(360) 1.39 ft on 09/11/1995
(361) 1.39 ft on 10/04/2005
(362) 1.39 ft on 09/19/2009
(363) 1.39 ft on 09/28/2017
(364) 1.39 ft on 09/23/2017
(365) 1.38 ft on 10/03/1991
(366) 1.38 ft on 10/23/2004
(367) 1.38 ft on 09/30/2001
(368) 1.38 ft on 10/22/2017
(369) 1.38 ft on 10/02/1995
(370) 1.38 ft on 09/29/2014
(371) 1.38 ft on 10/12/2015
(372) 1.38 ft on 09/28/2004
(373) 1.37 ft on 10/10/2018
(374) 1.37 ft on 09/24/1991
(375) 1.37 ft on 09/24/1992
(376) 1.37 ft on 09/04/2008
(377) 1.37 ft on 08/30/2008
(378) 1.37 ft on 10/27/2012
(379) 1.37 ft on 10/16/2017
(380) 1.37 ft on 09/17/2017
(381) 1.37 ft on 11/12/2017
(382) 1.36 ft on 10/09/2017
(383) 1.36 ft on 09/28/2017
(384) 1.36 ft on 09/21/2017
(385) 1.36 ft on 10/26/2004
(386) 1.36 ft on 10/24/2004
(387) 1.36 ft on 09/07/2005
(388) 1.36 ft on 09/14/2009
(389) 1.36 ft on 10/11/2015
(390) 1.35 ft on 09/29/2017
(391) 1.35 ft on 10/30/1991
(392) 1.35 ft on 10/30/1990
(393) 1.35 ft on 09/03/1995
(394) 1.35 ft on 10/18/2005
(395) 1.35 ft on 10/03/2005
(396) 1.35 ft on 10/01/2008
(397) 1.35 ft on 10/30/2007
(398) 1.35 ft on 09/15/2009
(399) 1.35 ft on 10/28/2012
(400) 1.35 ft on 11/11/2017
(401) 1.34 ft on 09/22/2017
(402) 1.34 ft on 09/29/1991
(403) 1.34 ft on 10/09/1990
(404) 1.34 ft on 09/29/1992
(405) 1.34 ft on 10/19/1995
(406) 1.34 ft on 09/18/2009
(407) 1.34 ft on 05/23/2009
(408) 1.34 ft on 09/28/2014
(409) 1.34 ft on 09/27/2014
(410) 1.33 ft on 09/29/1995
(411) 1.33 ft on 09/20/2007
(412) 1.33 ft on 08/02/1995
(413) 1.33 ft on 10/07/2005
(414) 1.33 ft on 10/23/2008
(415) 1.33 ft on 09/18/2008
(416) 1.33 ft on 09/06/2008
(417) 1.33 ft on 09/04/2008
(418) 1.33 ft on 11/14/2016
(419) 1.32 ft on 09/22/2017
(420) 1.32 ft on 10/10/2017
(421) 1.32 ft on 10/18/1995
(422) 1.32 ft on 10/14/1995
(423) 1.32 ft on 10/04/1995
(424) 1.32 ft on 10/25/2004
(425) 1.32 ft on 11/24/2018
(426) 1.32 ft on 08/29/2008
(427) 1.32 ft on 10/01/2007
(428) 1.32 ft on 09/21/2009
(429) 1.32 ft on 09/16/2009
(430) 1.32 ft on 05/28/2012
(431) 1.32 ft on 10/17/2013
(432) 1.32 ft on 10/14/2017
(433) 1.31 ft on 10/09/1991
(434) 1.31 ft on 09/21/2001
(435) 1.31 ft on 09/02/1995
(436) 1.31 ft on 10/12/1996
(437) 1.31 ft on 09/12/2005
(438) 1.31 ft on 09/11/2005
(439) 1.31 ft on 10/14/2008
(440) 1.31 ft on 08/28/2008
(441) 1.31 ft on 10/11/2011
(442) 1.30 ft on 10/09/2017
(443) 1.30 ft on 09/16/2017
(444) 1.30 ft on 09/30/2014
(445) 1.30 ft on 09/29/1989
(446) 1.30 ft on 09/28/1989
(447) 1.30 ft on 10/10/1990
(448) 1.30 ft on 09/05/2008
(449) 1.30 ft on 10/15/2013
(450) 1.30 ft on 09/29/2014
(451) 1.30 ft on 10/11/2015
(452) 1.30 ft on 11/13/2016

(P): Preliminary values subject to further review.