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 05/21/2009
(60) 1.96 ft on 09/18/2001
(61) 1.96 ft on 09/22/2008
(62) 1.96 ft on 10/18/2017
(63) 1.96 ft on 05/21/2009
(64) 1.96 ft on 10/06/2015
(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) 1.89 ft on 10/07/2015
(77) 1.88 ft on 10/19/2017
(78) 1.88 ft on 09/29/2015
(79) 1.87 ft on 09/22/2008
(80) 1.87 ft on 10/17/2017
(81) 1.87 ft on 10/03/1992
(82) 1.86 ft on 09/20/2008
(83) 1.86 ft on 10/12/2016
(84) 1.86 ft on 06/27/2012
(85) 1.86 ft on 10/08/2015
(86) 1.85 ft on 11/09/2022
(87) 1.84 ft on 10/08/1992
(88) 1.84 ft on 10/05/2022
(89) 1.83 ft on 09/23/2008
(90) 1.83 ft on 09/21/2008
(91) 1.83 ft on 09/28/2015
(92) 1.83 ft on 09/27/2015
(93) 1.83 ft on 09/27/2004
(94) 1.83 ft on 11/09/2022
(95) 1.82 ft on 09/24/2015
(96) 1.81 ft on 10/06/2015
(97) 1.81 ft on 11/07/2021
(98) 1.81 ft on 09/23/2008
(99) 1.81 ft on 06/28/2012
(100) 1.81 ft on 10/04/1992
(101) 1.80 ft on 10/13/2016
(102) 1.80 ft on 09/29/2015
(103) 1.79 ft on 10/08/2017
(104) 1.79 ft on 10/02/2015
(105) 1.79 ft on 10/05/1992
(106) 1.78 ft on 10/20/2017
(107) 1.78 ft on 10/12/2016
(108) 1.77 ft on 09/23/2020
(109) 1.77 ft on 09/22/2020
(110) 1.77 ft on 09/06/1995
(111) 1.77 ft on 10/06/1992
(112) 1.77 ft on 10/03/2015
(113) 1.76 ft on 09/27/1991
(114) 1.76 ft on 10/05/2005
(115) 1.76 ft on 09/19/2001
(116) 1.76 ft on 10/03/2007
(117) 1.76 ft on 09/27/1992
(118) 1.76 ft on 09/15/2001
(119) 1.75 ft on 11/09/2021
(120) 1.75 ft on 05/04/2013
(121) 1.75 ft on 09/07/1995
(122) 1.75 ft on 09/27/2015
(123) 1.75 ft on 10/07/1992
(124) 1.75 ft on 09/28/2008
(125) 1.74 ft on 10/08/2017
(126) 1.74 ft on 10/13/2016
(127) 1.74 ft on 09/19/2001
(128) 1.74 ft on 10/05/2015
(129) 1.73 ft on 09/28/1984
(130) 1.73 ft on 09/18/2017
(131) 1.73 ft on 10/08/2016
(132) 1.72 ft on 11/18/2019
(133) 1.72 ft on 09/24/2015
(134) 1.72 ft on 10/03/2015
(135) 1.72 ft on 09/29/2022
(136) 1.72 ft on 10/06/2022
(137) 1.72 ft on 12/22/2022
(138) 1.71 ft on 10/10/2011
(139) 1.71 ft on 09/14/2017
(140) 1.71 ft on 09/14/2017
(141) 1.71 ft on 09/30/2015
(142) 1.71 ft on 09/25/2015
(143) 1.71 ft on 10/09/2015
(144) 1.70 ft on 08/24/1995
(145) 1.70 ft on 09/30/2015
(146) 1.70 ft on 09/26/2015
(147) 1.69 ft on 09/25/2015
(148) 1.68 ft on 09/22/2020
(149) 1.68 ft on 05/22/2009
(150) 1.68 ft on 10/11/2016
(151) 1.68 ft on 10/11/2016
(152) 1.68 ft on 11/07/2021
(153) 1.67 ft on 09/28/2008
(154) 1.66 ft on 10/17/2017
(155) 1.66 ft on 10/04/2015
(156) 1.65 ft on 10/05/2015
(157) 1.65 ft on 11/09/2015
(158) 1.64 ft on 05/05/2013
(159) 1.64 ft on 10/20/2017
(160) 1.64 ft on 09/25/2017
(161) 1.64 ft on 11/12/2022
(162) 1.63 ft on 09/19/2008
(163) 1.63 ft on 09/19/2017
(164) 1.63 ft on 10/09/2015
(165) 1.63 ft on 11/05/2022
(166) 1.62 ft on 09/21/2020
(167) 1.62 ft on 09/19/2017
(168) 1.62 ft on 10/07/2022
(169) 1.61 ft on 09/17/2017
(170) 1.61 ft on 10/05/2022
(171) 1.60 ft on 10/02/2007
(172) 1.60 ft on 05/22/2009
(173) 1.60 ft on 10/10/2016
(174) 1.59 ft on 09/21/2020
(175) 1.59 ft on 10/02/1990
(176) 1.59 ft on 09/06/2008
(177) 1.59 ft on 08/24/2008
(178) 1.59 ft on 08/24/2008
(179) 1.59 ft on 10/03/2007
(180) 1.59 ft on 06/28/2012
(181) 1.59 ft on 10/16/2013
(182) 1.59 ft on 10/21/2017
(183) 1.59 ft on 11/06/2021
(184) 1.59 ft on 11/04/2022
(185) 1.58 ft on 11/18/2019
(186) 1.58 ft on 10/06/2005
(187) 1.58 ft on 09/19/2008
(188) 1.58 ft on 09/29/2008
(189) 1.58 ft on 10/16/2016
(190) 1.58 ft on 10/04/2022
(191) 1.57 ft on 09/18/2017
(192) 1.57 ft on 11/17/2019
(193) 1.56 ft on 10/02/1991
(194) 1.56 ft on 09/08/1995
(195) 1.56 ft on 09/26/2017
(196) 1.56 ft on 09/26/2015
(197) 1.56 ft on 10/01/2015
(198) 1.55 ft on 11/08/2021
(199) 1.55 ft on 09/03/2008
(200) 1.55 ft on 09/02/2008
(201) 1.55 ft on 05/03/2013
(202) 1.55 ft on 10/14/2017
(203) 1.55 ft on 08/31/1995
(204) 1.55 ft on 10/01/2015
(205) 1.55 ft on 09/23/2015
(206) 1.55 ft on 10/07/2016
(207) 1.55 ft on 11/07/2021
(208) 1.55 ft on 12/14/2022
(209) 1.54 ft on 10/24/2008
(210) 1.54 ft on 09/20/2001
(211) 1.54 ft on 09/01/2008
(212) 1.54 ft on 10/11/2011
(213) 1.54 ft on 09/26/2017
(214) 1.54 ft on 09/25/2017
(215) 1.54 ft on 10/09/1992
(216) 1.54 ft on 09/20/2001
(217) 1.54 ft on 09/26/2004
(218) 1.54 ft on 10/04/2022
(219) 1.54 ft on 10/06/2022
(220) 1.54 ft on 11/04/2022
(221) 1.53 ft on 11/19/2019
(222) 1.53 ft on 10/30/1985
(223) 1.53 ft on 10/08/1996
(224) 1.53 ft on 09/18/2008
(225) 1.53 ft on 10/16/2013
(226) 1.53 ft on 10/15/2013
(227) 1.53 ft on 09/30/2017
(228) 1.53 ft on 09/10/2017
(229) 1.53 ft on 10/01/1991
(230) 1.53 ft on 10/28/2015
(231) 1.53 ft on 10/17/2016
(232) 1.53 ft on 11/15/2022
(233) 1.52 ft on 09/05/2019
(234) 1.52 ft on 10/11/1995
(235) 1.52 ft on 09/09/1995
(236) 1.52 ft on 09/30/2008
(237) 1.52 ft on 09/14/2001
(238) 1.52 ft on 10/15/2016
(239) 1.52 ft on 10/02/1992
(240) 1.52 ft on 10/09/2016
(241) 1.52 ft on 10/16/2016
(242) 1.52 ft on 11/10/2021
(243) 1.52 ft on 11/24/2022
(244) 1.51 ft on 10/12/1995
(245) 1.51 ft on 10/10/1995
(246) 1.51 ft on 09/30/2008
(247) 1.51 ft on 10/14/2016
(248) 1.51 ft on 10/01/1992
(249) 1.51 ft on 09/29/2008
(250) 1.51 ft on 10/11/2022
(251) 1.51 ft on 11/25/2022
(252) 1.50 ft on 09/30/1991
(253) 1.50 ft on 09/18/2000
(254) 1.50 ft on 10/16/2005
(255) 1.50 ft on 10/24/2008
(256) 1.50 ft on 08/25/2008
(257) 1.50 ft on 10/28/2012
(258) 1.50 ft on 10/04/2015
(259) 1.50 ft on 09/15/2017
(260) 1.50 ft on 10/27/2015
(261) 1.50 ft on 09/30/1992
(262) 1.50 ft on 10/10/2015
(263) 1.50 ft on 10/12/2022
(264) 1.49 ft on 10/15/2005
(265) 1.49 ft on 10/15/2002
(266) 1.49 ft on 09/03/2008
(267) 1.49 ft on 09/02/2008
(268) 1.49 ft on 06/27/2012
(269) 1.49 ft on 10/02/2015
(270) 1.49 ft on 10/09/2016
(271) 1.49 ft on 09/27/2017
(272) 1.49 ft on 10/27/2015
(273) 1.49 ft on 10/01/1995
(274) 1.48 ft on 10/17/2005
(275) 1.48 ft on 08/30/1995
(276) 1.48 ft on 09/05/2008
(277) 1.48 ft on 09/01/2008
(278) 1.48 ft on 10/15/2017
(279) 1.48 ft on 09/24/2017
(280) 1.48 ft on 09/01/1995
(281) 1.48 ft on 10/10/2016
(282) 1.47 ft on 09/22/2004
(283) 1.46 ft on 09/20/2020
(284) 1.46 ft on 09/12/1995
(285) 1.46 ft on 09/10/2005
(286) 1.46 ft on 09/09/2005
(287) 1.46 ft on 09/08/2005
(288) 1.46 ft on 10/17/2013
(289) 1.46 ft on 09/20/2017
(290) 1.46 ft on 09/24/2017
(291) 1.46 ft on 10/15/2016
(292) 1.46 ft on 09/05/1995
(293) 1.45 ft on 09/28/1991
(294) 1.45 ft on 10/16/2017
(295) 1.45 ft on 10/15/2017
(296) 1.45 ft on 09/27/2017
(297) 1.45 ft on 10/14/2016
(298) 1.45 ft on 09/28/1992
(299) 1.44 ft on 10/13/1995
(300) 1.44 ft on 09/10/1995
(301) 1.44 ft on 10/13/2005
(302) 1.44 ft on 09/20/2009
(303) 1.44 ft on 08/31/2008
(304) 1.44 ft on 09/30/1995
(305) 1.44 ft on 10/10/2015
(306) 1.44 ft on 10/06/2016
(307) 1.44 ft on 11/13/2016
(308) 1.43 ft on 10/31/1985
(309) 1.43 ft on 10/17/1999
(310) 1.43 ft on 10/14/2005
(311) 1.43 ft on 09/20/2017
(312) 1.43 ft on 11/12/2017
(313) 1.42 ft on 10/29/1985
(314) 1.42 ft on 10/20/1995
(315) 1.42 ft on 02/03/1998
(316) 1.42 ft on 10/09/1996
(317) 1.42 ft on 09/04/1995
(318) 1.42 ft on 09/22/2004
(319) 1.42 ft on 10/18/2016
(320) 1.41 ft on 11/23/2018
(321) 1.41 ft on 10/03/1990
(322) 1.41 ft on 08/26/1995
(323) 1.41 ft on 09/20/2009
(324) 1.41 ft on 09/28/2014
(325) 1.41 ft on 09/23/2017
(326) 1.41 ft on 09/16/2017
(327) 1.41 ft on 09/21/2004
(328) 1.41 ft on 11/09/2015
(329) 1.41 ft on 10/18/2016
(330) 1.40 ft on 09/13/1995
(331) 1.40 ft on 12/16/1997
(332) 1.40 ft on 10/06/1996
(333) 1.40 ft on 09/16/1999
(334) 1.40 ft on 10/27/2004
(335) 1.40 ft on 09/21/2009
(336) 1.40 ft on 10/22/2017
(337) 1.40 ft on 09/15/2017
(338) 1.40 ft on 10/12/2015
(339) 1.39 ft on 09/11/1995
(340) 1.39 ft on 10/04/2005
(341) 1.39 ft on 09/19/2009
(342) 1.39 ft on 09/28/2017
(343) 1.39 ft on 09/23/2017
(344) 1.38 ft on 10/03/1991
(345) 1.38 ft on 10/23/2004
(346) 1.38 ft on 09/30/2001
(347) 1.38 ft on 10/22/2017
(348) 1.38 ft on 10/02/1995
(349) 1.38 ft on 09/29/2014
(350) 1.38 ft on 10/12/2015
(351) 1.38 ft on 09/28/2004
(352) 1.37 ft on 10/10/2018
(353) 1.37 ft on 09/24/1991
(354) 1.37 ft on 09/24/1992
(355) 1.37 ft on 09/04/2008
(356) 1.37 ft on 08/30/2008
(357) 1.37 ft on 10/27/2012
(358) 1.37 ft on 10/16/2017
(359) 1.37 ft on 09/17/2017
(360) 1.37 ft on 11/12/2017
(361) 1.36 ft on 10/09/2017
(362) 1.36 ft on 09/28/2017
(363) 1.36 ft on 09/21/2017
(364) 1.36 ft on 10/26/2004
(365) 1.36 ft on 10/24/2004
(366) 1.36 ft on 09/07/2005
(367) 1.36 ft on 09/14/2009
(368) 1.36 ft on 10/11/2015
(369) 1.35 ft on 09/29/2017
(370) 1.35 ft on 10/30/1991
(371) 1.35 ft on 10/30/1990
(372) 1.35 ft on 09/03/1995
(373) 1.35 ft on 10/18/2005
(374) 1.35 ft on 10/03/2005
(375) 1.35 ft on 10/01/2008
(376) 1.35 ft on 10/30/2007
(377) 1.35 ft on 09/15/2009
(378) 1.35 ft on 10/28/2012
(379) 1.35 ft on 11/11/2017
(380) 1.34 ft on 09/22/2017
(381) 1.34 ft on 09/29/1991
(382) 1.34 ft on 10/09/1990
(383) 1.34 ft on 09/29/1992
(384) 1.34 ft on 10/19/1995
(385) 1.34 ft on 09/18/2009
(386) 1.34 ft on 05/23/2009
(387) 1.34 ft on 09/28/2014
(388) 1.34 ft on 09/27/2014
(389) 1.33 ft on 11/14/2016
(390) 1.33 ft on 09/29/1995
(391) 1.33 ft on 09/20/2007
(392) 1.33 ft on 08/02/1995
(393) 1.33 ft on 10/07/2005
(394) 1.33 ft on 10/23/2008
(395) 1.33 ft on 09/18/2008
(396) 1.33 ft on 09/06/2008
(397) 1.33 ft on 09/04/2008
(398) 1.32 ft on 10/14/2017
(399) 1.32 ft on 10/17/2013
(400) 1.32 ft on 05/28/2012
(401) 1.32 ft on 09/16/2009
(402) 1.32 ft on 09/21/2009
(403) 1.32 ft on 10/01/2007
(404) 1.32 ft on 08/29/2008
(405) 1.32 ft on 11/24/2018
(406) 1.32 ft on 10/25/2004
(407) 1.32 ft on 10/04/1995
(408) 1.32 ft on 10/14/1995
(409) 1.32 ft on 10/18/1995
(410) 1.32 ft on 10/10/2017
(411) 1.32 ft on 09/22/2017
(412) 1.31 ft on 10/11/2011
(413) 1.31 ft on 08/28/2008
(414) 1.31 ft on 10/14/2008
(415) 1.31 ft on 09/11/2005
(416) 1.31 ft on 09/12/2005
(417) 1.31 ft on 10/12/1996
(418) 1.31 ft on 09/02/1995
(419) 1.31 ft on 09/21/2001
(420) 1.31 ft on 10/09/1991
(421) 1.30 ft on 11/13/2016
(422) 1.30 ft on 10/11/2015
(423) 1.30 ft on 09/29/2014
(424) 1.30 ft on 10/15/2013
(425) 1.30 ft on 09/05/2008
(426) 1.30 ft on 10/10/1990
(427) 1.30 ft on 09/28/1989
(428) 1.30 ft on 09/29/1989
(429) 1.30 ft on 09/30/2014
(430) 1.30 ft on 09/16/2017
(431) 1.30 ft on 10/09/2017

(P): Preliminary values subject to further review.