Historic Crests
(1) 75.50 ft on 09/22/1945
(2) 70.73 ft on 09/20/2018
(3) 68.46 ft on 10/10/2016
(4) 63.26 ft on 03/06/1952
(5) 61.92 ft on 10/07/1964
(6) 60.53 ft on 02/05/1973
(7) 60.40 ft on 02/28/1979
(8) 60.29 ft on 02/16/1948
(9) 59.06 ft on 07/18/1975
(10) 58.84 ft on 09/08/1996
(11) 58.72 ft on 01/24/1954
(12) 58.37 ft on 03/23/1998
(13) 58.00 ft on 04/04/1973
(14) 57.90 ft on 11/27/1957
(15) 57.74 ft on 12/01/1948
(16) 57.62 ft on 11/17/2018
(17) 57.30 ft on 02/13/1946
(18) 57.18 ft on 04/07/1960
(19) 57.08 ft on 01/09/1962
(20) 56.90 ft on 07/30/1965
(21) 56.82 ft on 03/06/1966
(22) 56.80 ft on 03/06/1971
(23) 56.75 ft on 04/13/2003
(24) 56.67 ft on 09/04/1955
(25) 56.54 ft on 03/02/1987
(26) 56.40 ft on 03/03/1966
(27) 56.06 ft on 07/28/1938
(28) 55.71 ft on 05/09/1958
(29) 55.70 ft on 03/18/1975
(30) 55.50 ft on 03/20/1975
(31) 55.50 ft on 03/22/1944
(32) 55.30 ft on 12/19/1972
(33) 55.20 ft on 04/29/1978
(34) 55.18 ft on 02/08/2020
(35) 54.96 ft on 03/03/1939
(36) 54.86 ft on 02/03/1960
(37) 54.80 ft on 01/15/1975
(38) 54.70 ft on 02/08/1960
(39) 54.43 ft on 11/14/2020
(40) 54.40 ft on 04/15/1959
(41) 54.34 ft on 04/10/1964
(42) 54.08 ft on 02/20/1995
(43) 54.02 ft on 12/25/2015
(44) 54.00 ft on 01/29/1978
(45) 53.99 ft on 02/16/1953
(46) 53.93 ft on 03/18/1956
(47) 53.88 ft on 02/27/1961
(48) 53.68 ft on 09/18/1999
(49) 53.60 ft on 04/23/1959
(50) 53.54 ft on 02/21/1960
(51) 53.50 ft on 01/22/1978
(52) 53.48 ft on 02/09/2010
(53) 53.40 ft on 09/08/1979
(54) 53.30 ft on 01/27/1958
(55) 53.30 ft on 02/04/1957
(56) 53.26 ft on 02/10/1971
(57) 53.20 ft on 03/11/1998
(58) 53.20 ft on 03/03/1957
(59) 53.19 ft on 02/10/1965
(60) 53.14 ft on 01/22/1947
(61) 53.13 ft on 11/24/2006
(62) 53.09 ft on 10/27/1971
(63) 52.89 ft on 02/06/1998
(64) 52.87 ft on 02/19/1998
(65) 52.86 ft on 03/09/1963
(66) 52.77 ft on 07/14/1965
(67) 52.51 ft on 07/15/1943
(68) 52.35 ft on 03/07/1965
(69) 52.30 ft on 06/24/1972
(70) 52.29 ft on 02/07/2010
(71) 52.24 ft on 01/16/1968
(72) 52.10 ft on 05/11/1978
(73) 52.06 ft on 11/03/1949
(74) 51.91 ft on 02/06/1972
(75) 51.70 ft on 05/02/1958
(76) 51.60 ft on 04/10/1973
(77) 51.60 ft on 12/29/1964
(78) 51.53 ft on 04/01/1984
(79) 51.51 ft on 06/18/1965
(80) 51.50 ft on 04/03/1960
(81) 51.46 ft on 03/24/1961
(82) 51.40 ft on 03/05/1994
(83) 51.35 ft on 02/17/2021
(84) 51.33 ft on 04/08/1993
(85) 51.33 ft on 06/08/1993
(86) 51.30 ft on 01/04/2021
(87) 51.29 ft on 01/22/1963
(88) 51.20 ft on 03/20/1983
(89) 51.19 ft on 03/20/1965
(90) 51.10 ft on 01/24/1979
(91) 51.02 ft on 03/20/1960
(92) 51.00 ft on 09/02/1964
(93) 50.85 ft on 03/27/1989
(94) 50.76 ft on 06/12/1982
(95) 50.72 ft on 10/01/2016
(96) 50.71 ft on 01/29/1998
(97) 50.68 ft on 01/03/2016
(98) 50.52 ft on 08/12/2003
(99) 50.50 ft on 01/25/1987
(100) 50.50 ft on 06/24/1973
(101) 50.40 ft on 05/04/1989
(102) 50.40 ft on 03/01/1958
(103) 50.29 ft on 02/19/1970
(104) 50.29 ft on 11/12/1962
(105) 50.07 ft on 09/08/2008
(106) 50.00 ft on 03/13/1978
(107) 49.83 ft on 07/04/1995
(108) 49.80 ft on 01/28/1975
(109) 49.80 ft on 10/13/1959
(110) 49.75 ft on 07/02/1995
(111) 49.71 ft on 05/28/2003
(112) 49.66 ft on 04/13/1962
(113) 49.65 ft on 04/10/1951
(114) 49.61 ft on 03/24/2003
(115) 49.60 ft on 02/21/1964
(116) 49.50 ft on 02/16/1960
(117) 49.50 ft on 03/08/1989
(118) 49.50 ft on 02/17/1984
(119) 49.48 ft on 05/25/2020
(120) 49.44 ft on 06/01/2020
(121) 49.40 ft on 12/24/1972
(122) 49.32 ft on 03/14/1962
(123) 49.20 ft on 03/24/1980
(124) 49.20 ft on 12/31/1958
(125) 49.15 ft on 07/27/1997
(126) 49.10 ft on 04/13/1958
(127) 48.95 ft on 02/25/2019
(128) 48.92 ft on 02/09/1940
(129) 48.88 ft on 10/01/1999
(130) 48.80 ft on 09/18/1996
(131) 48.80 ft on 03/09/1969
(132) 48.71 ft on 06/11/2013
(133) 48.61 ft on 04/15/2019
(134) 48.60 ft on 03/06/1973
(135) 48.60 ft on 03/15/1968
(136) 48.56 ft on 01/12/1977
(137) 48.50 ft on 01/05/1982
(138) 48.50 ft on 03/17/1964
(139) 48.50 ft on 12/02/1957
(140) 48.44 ft on 01/25/1998
(141) 48.40 ft on 03/01/1984
(142) 48.40 ft on 11/25/1985
(143) 48.39 ft on 02/18/1966
(144) 48.30 ft on 05/02/1997
(145) 48.30 ft on 01/13/1984
(146) 48.26 ft on 03/08/1993
(147) 48.23 ft on 02/10/1961
(148) 48.18 ft on 01/09/1960
(149) 48.15 ft on 07/03/2013
(150) 48.09 ft on 06/16/2006
(151) 48.07 ft on 04/27/2017
(152) 48.00 ft on 01/21/1998
(153) 48.00 ft on 03/10/2014
(154) 47.90 ft on 03/05/1989
(155) 47.90 ft on 01/16/1978
(156) 47.80 ft on 02/05/1969
(157) 47.80 ft on 04/10/1962
(158) 47.80 ft on 01/30/1962
(159) 47.75 ft on 12/12/2018
(160) 47.73 ft on 11/16/1940
(161) 47.70 ft on 02/26/1984
(162) 47.70 ft on 02/07/1975
(163) 47.70 ft on 08/26/1967
(164) 47.59 ft on 10/05/1989
(165) 47.42 ft on 03/29/1993
(166) 47.40 ft on 10/19/1964
(167) 47.36 ft on 12/31/1967
(168) 47.35 ft on 10/07/1995
(169) 47.32 ft on 12/26/2020
(170) 47.30 ft on 03/09/1984
(171) 47.30 ft on 11/14/1979
(172) 47.23 ft on 09/09/1974
(173) 47.20 ft on 02/16/1983
(174) 47.20 ft on 02/06/1959
(175) 47.18 ft on 03/11/1942
(176) 47.10 ft on 04/03/1961
(177) 47.08 ft on 03/04/2003
(178) 47.06 ft on 03/04/2009
(179) 47.03 ft on 01/10/1993
(180) 47.00 ft on 12/08/1983
(181) 47.00 ft on 03/28/1983
(182) 47.00 ft on 02/13/1960
(183) 46.99 ft on 01/18/1995
(184) 46.98 ft on 12/17/2018
(185) 46.96 ft on 04/03/1962
(186) 46.92 ft on 10/10/1996
(187) 46.90 ft on 04/21/1969
(188) 46.90 ft on 05/12/1989
(189) 46.83 ft on 03/08/2003
(190) 46.83 ft on 01/06/2019
(191) 46.80 ft on 09/26/1975
(192) 46.76 ft on 02/28/1963
(193) 46.50 ft on 03/15/1963
(194) 46.50 ft on 08/03/1984
(195) 46.47 ft on 03/16/1993
(196) 46.45 ft on 01/15/1993
(197) 46.43 ft on 10/05/2015
(198) 46.41 ft on 03/27/1993
(199) 46.40 ft on 04/08/1958
(200) 46.35 ft on 02/04/1985
(201) 46.31 ft on 07/14/2013
(202) 46.30 ft on 02/17/1997
(203) 46.30 ft on 05/15/1978
(204) 46.30 ft on 03/15/1977
(205) 46.30 ft on 12/20/1959
(206) 46.16 ft on 12/31/2018
(207) 46.16 ft on 12/27/2006
(208) 46.15 ft on 04/01/1993
(209) 46.10 ft on 08/06/1969
(210) 46.06 ft on 09/11/2004
(211) 46.00 ft on 07/19/1989
(212) 46.00 ft on 07/20/1984
(213) 46.00 ft on 03/09/1982
(214) 46.00 ft on 04/29/1973
(215) 46.00 ft on 10/03/1957
(216) 46.00 ft on 02/26/1966
(217) 45.90 ft on 02/24/1989
(218) 45.90 ft on 02/25/1962
(219) 45.80 ft on 08/08/1974
(220) 45.80 ft on 01/07/1971
(221) 45.75 ft on 01/15/2019
(222) 45.71 ft on 10/27/1990
(223) 45.70 ft on 01/11/1978
(224) 45.70 ft on 02/15/1966
(225) 45.68 ft on 01/13/1991
(226) 45.67 ft on 04/04/1970
(227) 45.62 ft on 01/15/1991
(228) 45.57 ft on 04/19/1993
(229) 45.56 ft on 02/26/1998
(230) 45.55 ft on 11/05/2015
(231) 45.50 ft on 02/09/1985
(232) 45.50 ft on 10/12/1971
(233) 45.50 ft on 03/21/1969
(234) 45.50 ft on 03/27/1979
(235) 45.42 ft on 12/24/2018
(236) 45.41 ft on 12/02/1985
(237) 45.40 ft on 07/01/1973
(238) 45.40 ft on 01/27/1964
(239) 45.38 ft on 03/01/2003
(240) 45.28 ft on 01/26/1999
(241) 45.27 ft on 03/02/2021
(242) 45.20 ft on 02/06/1982
(243) 45.19 ft on 10/19/1999
(244) 45.02 ft on 03/24/1970
(245) 45.00 ft on 01/20/1984
(246) 45.00 ft on 03/24/1977
(247) 44.98 ft on 01/28/2010
(248) 44.97 ft on 01/14/2014
(249) 44.94 ft on 05/14/1961
(250) 44.94 ft on 11/12/2015
(251) 44.90 ft on 05/16/1979
(252) 44.90 ft on 01/31/1974
(253) 44.83 ft on 04/03/1990
(254) 44.81 ft on 01/23/1991
(255) 44.80 ft on 10/26/1990
(256) 44.80 ft on 05/07/1978
(257) 44.73 ft on 08/08/2003
(258) 44.70 ft on 04/19/1987
(259) 44.70 ft on 03/27/1980
(260) 44.70 ft on 02/23/1967
(261) 44.65 ft on 07/12/1959
(262) 44.62 ft on 01/11/1998
(263) 44.60 ft on 04/12/1984
(264) 44.60 ft on 01/14/1980
(265) 44.55 ft on 01/29/1976
(266) 44.51 ft on 05/17/2014
(267) 44.50 ft on 05/31/1984
(268) 44.50 ft on 01/11/1964
(269) 44.50 ft on 04/07/1984
(270) 44.49 ft on 06/06/1959
(271) 44.49 ft on 04/03/1998
(272) 44.40 ft on 04/01/1974
(273) 44.33 ft on 01/18/1991
(274) 44.30 ft on 03/07/1991
(275) 44.30 ft on 02/13/1985
(276) 44.30 ft on 03/07/1959
(277) 44.30 ft on 09/29/1956
(278) 44.29 ft on 11/22/2015
(279) 44.20 ft on 03/11/1995
(280) 44.20 ft on 03/08/1979
(281) 44.20 ft on 02/04/1976
(282) 44.18 ft on 12/04/2018
(283) 44.10 ft on 04/02/1977
(284) 44.03 ft on 05/06/1997
(285) 44.00 ft on 04/23/1987
(286) 43.98 ft on 11/10/1995
(287) 43.95 ft on 02/06/2016
(288) 43.91 ft on 10/04/1969
(289) 43.91 ft on 02/14/1981
(290) 43.90 ft on 03/09/1977
(291) 43.90 ft on 02/15/1972
(292) 43.90 ft on 06/10/1957
(293) 43.89 ft on 03/03/1995
(294) 43.84 ft on 02/02/2000
(295) 43.80 ft on 04/06/1979
(296) 43.70 ft on 11/28/1992
(297) 43.70 ft on 03/09/1983
(298) 43.70 ft on 11/22/1972
(299) 43.66 ft on 03/05/2019
(300) 43.60 ft on 04/02/1994
(301) 43.60 ft on 01/03/1976
(302) 43.50 ft on 08/21/1985
(303) 43.50 ft on 01/22/1975
(304) 43.50 ft on 01/31/1973
(305) 43.50 ft on 02/08/1964
(306) 43.49 ft on 07/05/1962
(307) 43.47 ft on 12/15/1989
(308) 43.34 ft on 02/26/2016
(309) 43.30 ft on 04/04/1994
(310) 43.30 ft on 12/14/1976
(311) 43.29 ft on 04/06/2001
(312) 43.24 ft on 01/29/1996
(313) 43.20 ft on 04/12/1961
(314) 43.20 ft on 02/09/2021
(315) 43.20 ft on 04/18/1983
(316) 43.20 ft on 09/15/1964
(317) 43.19 ft on 02/23/2014
(318) 43.18 ft on 04/11/2019
(319) 43.18 ft on 12/17/1989
(320) 43.12 ft on 02/25/1990
(321) 43.10 ft on 12/11/1957
(322) 43.08 ft on 04/11/1998
(323) 43.07 ft on 07/04/2003
(324) 43.05 ft on 03/04/2007
(325) 43.04 ft on 11/13/1995
(326) 43.03 ft on 02/20/1997
(327) 43.00 ft on 02/22/1990
(328) 43.00 ft on 02/25/1987
(329) 43.00 ft on 04/30/1979
(330) 43.00 ft on 10/03/1971
(331) 43.00 ft on 04/18/2007
(332) 42.98 ft on 01/17/2005
(333) 42.87 ft on 09/07/1999
(334) 42.86 ft on 04/01/2001
(335) 42.85 ft on 02/25/2003
(336) 42.85 ft on 03/08/2015
(337) 42.84 ft on 12/07/1962
(338) 42.80 ft on 04/16/1980
(339) 42.80 ft on 03/31/1980
(340) 42.78 ft on 03/22/1963
(341) 42.77 ft on 04/25/1992
(342) 42.74 ft on 01/30/2021
(343) 42.74 ft on 03/12/2019
(344) 42.68 ft on 04/01/1991
(345) 42.67 ft on 05/31/1990
(346) 42.66 ft on 02/21/2014
(347) 42.62 ft on 11/17/1995
(348) 42.60 ft on 07/25/1975
(349) 42.60 ft on 12/31/1962
(350) 42.59 ft on 09/25/1999
(351) 42.58 ft on 02/05/2010
(352) 42.56 ft on 01/10/2007
(353) 42.54 ft on 04/07/2008
(354) 42.53 ft on 01/27/2019
(355) 42.51 ft on 08/02/1959
(356) 42.50 ft on 03/20/1980
(357) 42.50 ft on 04/02/1975
(358) 42.40 ft on 11/28/1972
(359) 42.31 ft on 02/16/2000
(360) 42.30 ft on 04/17/1989
(361) 42.30 ft on 04/30/1982
(362) 42.30 ft on 01/15/1972
(363) 42.30 ft on 09/11/1977
(364) 42.23 ft on 02/21/1963
(365) 42.20 ft on 04/04/1991
(366) 42.20 ft on 03/08/1980
(367) 42.20 ft on 11/28/1979
(368) 42.19 ft on 03/19/2005
(369) 42.18 ft on 03/03/2019
(370) 42.14 ft on 02/14/1963
(371) 42.12 ft on 02/18/2016
(372) 42.11 ft on 11/15/2009
(373) 42.10 ft on 04/27/1992
(374) 42.10 ft on 01/10/1991
(375) 42.10 ft on 01/25/1980
(376) 42.07 ft on 03/28/1965
(377) 42.03 ft on 09/01/2004
(378) 42.00 ft on 10/21/1989
(379) 42.00 ft on 04/16/1984
(380) 42.00 ft on 12/10/1974
(381) 42.00 ft on 02/10/1974
(382) 42.00 ft on 09/22/1969
(383) 42.00 ft on 02/20/1967
(384) 42.00 ft on 02/27/1960
(385) 42.00 ft on 10/24/1956
(386) 41.92 ft on 03/21/2014
(387) 41.92 ft on 08/13/1970
(388) 41.91 ft on 10/14/2018
(389) 41.90 ft on 02/23/1981
(390) 41.90 ft on 10/29/1977
(391) 41.90 ft on 02/15/1971
(392) 41.90 ft on 09/08/1959
(393) 41.90 ft on 12/17/1956
(394) 41.85 ft on 02/05/1970
(395) 41.80 ft on 12/18/1976
(396) 41.80 ft on 10/08/1971
(397) 41.78 ft on 08/22/1986
(398) 41.76 ft on 02/23/2020
(399) 41.71 ft on 12/28/2009
(400) 41.62 ft on 01/14/2015
(401) 41.30 ft on 01/26/2002
(402) 41.06 ft on 12/26/2014
(403) 40.94 ft on 10/02/2010
(404) 40.63 ft on 04/22/2015
(405) 40.40 ft on 11/03/1988
(406) 38.31 ft on 01/22/1988
(407) 37.65 ft on 12/01/2011
(408) 37.39 ft on 03/29/2012

(P): Preliminary values subject to further review.