Historic Crests
(1) 18.16 ft on 12/03/2007
(2) 17.99 ft on 12/12/2010
(3) 17.92 ft on 11/22/2017 (P)
(4) 17.82 ft on 01/02/2021 (P)
(5) 17.82 ft on 11/23/2017 (P)
(6) 17.81 ft on 01/13/2021 (P)
(7) 17.79 ft on 01/12/2021 (P)
(8) 17.77 ft on 01/24/2020 (P)
(9) 17.75 ft on 03/19/1997
(10) 17.74 ft on 12/09/2015 (P)
(11) 17.73 ft on 11/27/2018 (P)
(12) 17.72 ft on 11/15/2017 (P)
(13) 17.67 ft on 12/07/2015 (P)
(14) 17.66 ft on 01/04/2021 (P)
(15) 17.66 ft on 12/21/2020 (P)
(16) 17.65 ft on 11/17/2015 (P)
(17) 17.64 ft on 11/13/2015 (P)
(18) 17.63 ft on 12/18/2018 (P)
(19) 17.61 ft on 12/13/2018 (P)
(20) 17.61 ft on 12/10/2015 (P)
(21) 17.61 ft on 12/21/2019 (P)
(22) 17.60 ft on 12/20/2018 (P)
(23) 17.60 ft on 10/15/2016 (P)
(24) 17.60 ft on 10/16/2016 (P)
(25) 17.59 ft on 10/20/2003
(26) 17.59 ft on 02/16/2017 (P)
(27) 17.56 ft on 11/25/2016 (P)
(28) 17.53 ft on 01/06/2021 (P)
(29) 17.52 ft on 11/26/2016 (P)
(30) 17.52 ft on 10/31/2015 (P)
(31) 17.52 ft on 01/19/2017 (P)
(32) 17.51 ft on 02/09/2017 (P)
(33) 17.51 ft on 01/19/2017 (P)
(34) 17.48 ft on 12/20/1994
(35) 17.48 ft on 11/14/2017 (P)
(36) 17.45 ft on 12/13/2015 (P)
(37) 17.45 ft on 10/14/2016 (P)
(38) 17.45 ft on 12/11/2018 (P)
(39) 17.44 ft on 11/19/2012
(40) 17.44 ft on 03/14/2017 (P)
(41) 17.43 ft on 10/20/2016 (P)
(42) 17.42 ft on 12/11/2014 (P)
(43) 17.41 ft on 02/06/2015 (P)
(44) 17.40 ft on 11/13/2017 (P)
(45) 17.38 ft on 12/30/2017 (P)
(46) 17.38 ft on 11/28/2014 (P)
(47) 17.38 ft on 03/29/2017 (P)
(48) 17.35 ft on 12/03/2015 (P)
(49) 17.34 ft on 11/23/2011 (P)
(50) 17.34 ft on 03/06/2014
(51) 17.34 ft on 10/09/2016 (P)
(52) 17.33 ft on 03/18/2017 (P)
(53) 17.32 ft on 12/09/2014 (P)
(54) 17.32 ft on 10/22/2017 (P)
(55) 17.31 ft on 03/15/2011 (P)
(56) 17.31 ft on 01/11/2014 (P)
(57) 17.31 ft on 11/04/2014 (P)
(58) 17.29 ft on 03/09/2014 (P)
(59) 17.28 ft on 11/26/2017 (P)
(60) 17.27 ft on 12/21/2014 (P)
(61) 17.23 ft on 10/22/2014 (P)
(62) 17.21 ft on 11/04/2020 (P)
(63) 17.21 ft on 11/06/2006 (P)
(64) 17.21 ft on 11/20/2017 (P)
(65) 17.20 ft on 09/28/2013 (P)
(66) 17.19 ft on 12/29/2018 (P)
(67) 17.17 ft on 12/31/2020 (P)
(68) 17.17 ft on 12/17/2001
(69) 17.15 ft on 11/17/2020 (P)
(70) 17.14 ft on 10/31/2012 (P)
(71) 17.14 ft on 11/20/2009 (P)
(72) 17.13 ft on 01/07/2002
(73) 17.12 ft on 11/17/2009 (P)
(74) 17.11 ft on 11/14/2016 (P)
(75) 17.10 ft on 11/18/2003
(76) 17.10 ft on 12/13/1998
(77) 17.09 ft on 11/13/1998
(78) 17.09 ft on 11/23/2012 (P)
(79) 17.09 ft on 12/29/2011 (P)
(80) 17.09 ft on 01/05/2015 (P)
(81) 17.08 ft on 12/20/2020 (P)
(82) 17.06 ft on 12/15/1999
(83) 17.03 ft on 01/08/2009
(84) 17.02 ft on 11/04/2018 (P)
(85) 17.02 ft on 11/22/2011 (P)
(86) 17.00 ft on 01/15/2010 (P)
(87) 16.99 ft on 12/19/2020 (P)
(88) 16.98 ft on 12/22/2005 (P)
(89) 16.98 ft on 12/24/2005 (P)
(90) 16.98 ft on 03/05/2014 (P)
(91) 16.97 ft on 12/10/2004 (P)
(92) 16.97 ft on 11/16/2006 (P)
(93) 16.95 ft on 09/25/2020 (P)
(94) 16.95 ft on 02/01/2021 (P)
(95) 16.95 ft on 11/13/2020 (P)
(96) 16.94 ft on 01/14/2011 (P)
(97) 16.94 ft on 11/27/2011 (P)
(98) 16.94 ft on 01/18/2015 (P)
(99) 16.93 ft on 01/17/2011 (P)
(100) 16.93 ft on 11/07/2008 (P)
(101) 16.92 ft on 03/14/2011 (P)
(102) 16.91 ft on 12/08/2010 (P)
(103) 16.89 ft on 01/12/2010 (P)
(104) 16.89 ft on 05/04/2014 (P)
(105) 16.88 ft on 10/17/2003
(106) 16.87 ft on 01/30/2006 (P)
(107) 16.86 ft on 01/18/2005 (P)
(108) 16.86 ft on 11/12/1999
(109) 16.86 ft on 01/02/2007 (P)
(110) 16.85 ft on 01/10/2006 (P)
(111) 16.84 ft on 02/24/1999
(112) 16.84 ft on 12/14/2006 (P)
(113) 16.84 ft on 10/19/2017 (P)
(114) 16.81 ft on 12/29/1998
(115) 16.80 ft on 11/23/1990
(116) 16.80 ft on 01/17/2006 (P)
(117) 16.80 ft on 01/06/2006 (P)
(118) 16.80 ft on 01/01/1997
(119) 16.80 ft on 11/03/2016 (P)
(120) 16.79 ft on 03/12/2007 (P)
(121) 16.79 ft on 03/13/2003
(122) 16.79 ft on 03/15/2012 (P)
(123) 16.78 ft on 10/30/1997
(124) 16.78 ft on 11/28/2003
(125) 16.78 ft on 01/29/1999
(126) 16.78 ft on 11/26/1998
(127) 16.78 ft on 10/25/2010 (P)
(128) 16.75 ft on 01/19/1997
(129) 16.75 ft on 01/18/2010 (P)
(130) 16.74 ft on 02/22/2021 (P)
(131) 16.73 ft on 02/22/2002
(132) 16.73 ft on 02/18/2014 (P)
(133) 16.72 ft on 01/02/2003
(134) 16.72 ft on 11/12/2008 (P)
(135) 16.71 ft on 12/19/2017 (P)
(136) 16.71 ft on 02/04/2006 (P)
(137) 16.71 ft on 12/18/2015 (P)
(138) 16.70 ft on 01/04/2003
(139) 16.68 ft on 11/29/1995
(140) 16.68 ft on 11/20/1998
(141) 16.67 ft on 12/28/1998
(142) 16.67 ft on 02/14/2010 (P)
(143) 16.65 ft on 01/26/2003
(144) 16.65 ft on 01/15/2001
(145) 16.64 ft on 03/22/2003
(146) 16.64 ft on 01/24/1998
(147) 16.64 ft on 12/25/2010 (P)
(148) 16.64 ft on 02/12/2014 (P)
(149) 16.62 ft on 10/10/2010 (P)
(150) 16.62 ft on 12/16/1997
(151) 16.61 ft on 11/07/2016 (P)
(152) 16.61 ft on 11/01/2010 (P)
(153) 16.60 ft on 03/29/2012 (P)
(154) 16.59 ft on 11/19/2002
(155) 16.59 ft on 10/26/2014 (P)
(156) 16.58 ft on 12/17/2020 (P)
(157) 16.58 ft on 12/14/2001
(158) 16.58 ft on 03/10/2011 (P)
(159) 16.57 ft on 11/04/2006 (P)
(160) 16.56 ft on 11/05/2016 (P)
(161) 16.56 ft on 01/02/2010 (P)
(162) 16.56 ft on 11/19/2013 (P)
(163) 16.55 ft on 01/14/1999
(164) 16.54 ft on 11/23/2016 (P)
(165) 16.54 ft on 01/07/2007
(166) 16.53 ft on 10/04/1997
(167) 16.51 ft on 11/10/1999
(168) 16.51 ft on 12/21/2009 (P)
(169) 16.50 ft on 12/27/1994 (P)
(170) 16.50 ft on 12/14/1995
(171) 16.50 ft on 04/06/2013 (P)
(172) 16.48 ft on 11/02/2018 (P)
(173) 16.48 ft on 11/13/2006 (P)
(174) 16.47 ft on 01/30/2004
(175) 16.45 ft on 12/23/2018 (P)
(176) 16.45 ft on 01/18/1986
(177) 16.45 ft on 12/13/2006 (P)
(178) 16.45 ft on 10/29/2014 (P)
(179) 16.43 ft on 10/31/2009 (P)
(180) 16.41 ft on 10/12/2020 (P)
(181) 16.41 ft on 12/10/1993
(182) 16.40 ft on 12/11/2006 (P)
(183) 16.38 ft on 01/31/1992
(184) 16.38 ft on 11/16/2007 (P)
(185) 16.37 ft on 11/17/2020 (P)
(186) 16.37 ft on 02/08/1996
(187) 16.36 ft on 01/18/1999
(188) 16.35 ft on 12/03/1982
(189) 16.34 ft on 10/10/1997
(190) 16.34 ft on 02/02/1999
(191) 16.32 ft on 12/26/2020 (P)
(192) 16.31 ft on 12/09/1987
(193) 16.29 ft on 01/14/1998
(194) 16.29 ft on 01/25/2002
(195) 16.29 ft on 12/16/2009 (P)
(196) 16.28 ft on 11/26/2009 (P)
(197) 16.25 ft on 01/06/2007
(198) 16.25 ft on 11/21/2014 (P)
(199) 16.25 ft on 11/06/1999
(200) 16.24 ft on 11/23/1986
(201) 16.24 ft on 02/02/2006 (P)
(202) 16.23 ft on 12/12/2002
(203) 16.23 ft on 12/06/2003
(204) 16.22 ft on 12/02/2001
(205) 16.22 ft on 03/25/2017 (P)
(206) 16.21 ft on 12/14/2002
(207) 16.21 ft on 03/29/2014 (P)
(208) 16.21 ft on 03/16/2015
(209) 16.20 ft on 04/14/2002
(210) 16.20 ft on 11/21/2006 (P)
(211) 16.19 ft on 06/12/2000
(212) 16.18 ft on 02/27/2010 (P)
(213) 16.17 ft on 09/26/2011 (P)
(214) 16.15 ft on 04/05/1989
(215) 16.14 ft on 12/14/2004
(216) 16.13 ft on 02/13/1998
(217) 16.12 ft on 12/04/1989
(218) 16.11 ft on 11/15/1983
(219) 16.11 ft on 12/25/2006 (P)
(220) 16.10 ft on 12/16/2002
(221) 16.10 ft on 03/11/2002
(222) 16.09 ft on 03/29/2010 (P)
(223) 16.07 ft on 12/26/1980
(224) 16.07 ft on 10/17/2009 (P)
(225) 16.06 ft on 10/31/2014 (P)
(226) 16.05 ft on 12/17/1979
(227) 16.04 ft on 12/31/2005 (P)
(228) 16.03 ft on 01/31/2003
(229) 16.01 ft on 12/04/1975
(230) 16.01 ft on 12/28/2005 (P)
(231) 15.99 ft on 11/10/2006 (P)
(232) 15.98 ft on 01/09/2010 (P)
(233) 15.95 ft on 01/17/1998
(234) 15.95 ft on 03/16/2014 (P)
(235) 15.94 ft on 02/01/2000
(236) 15.92 ft on 01/14/2004
(237) 15.92 ft on 11/09/2009 (P)
(238) 15.90 ft on 02/22/1999
(239) 15.89 ft on 10/31/2005 (P)
(240) 15.89 ft on 04/24/2014 (P)
(241) 15.88 ft on 05/05/2009 (P)
(242) 15.87 ft on 02/28/1999
(243) 15.87 ft on 11/25/2004
(244) 15.85 ft on 11/28/1997
(245) 15.85 ft on 07/22/2007 (P)
(246) 15.82 ft on 01/25/1993
(247) 15.80 ft on 03/24/2007 (P)
(248) 15.79 ft on 02/15/1982
(249) 15.79 ft on 12/02/1998
(250) 15.76 ft on 01/15/1974
(251) 15.76 ft on 03/14/1999
(252) 15.74 ft on 11/01/1977
(253) 15.74 ft on 11/28/1996
(254) 15.73 ft on 09/18/1997
(255) 15.70 ft on 09/17/1997
(256) 15.69 ft on 12/26/1972
(257) 15.69 ft on 11/24/1999
(258) 15.68 ft on 03/05/1972
(259) 15.68 ft on 11/19/2006 (P)
(260) 15.68 ft on 11/02/2004
(261) 15.64 ft on 11/29/1997
(262) 15.64 ft on 04/12/2009 (P)
(263) 15.63 ft on 11/06/2009 (P)
(264) 15.62 ft on 03/05/1979
(265) 15.59 ft on 12/21/1974
(266) 15.52 ft on 01/05/2001
(267) 15.51 ft on 02/07/1999
(268) 15.47 ft on 12/16/2000
(269) 15.44 ft on 12/13/1966
(270) 15.41 ft on 02/19/1998
(271) 15.28 ft on 01/19/1968
(272) 15.22 ft on 10/28/2018 (P)
(273) 15.18 ft on 01/18/1998
(274) 15.18 ft on 03/03/1999
(275) 15.14 ft on 12/07/1970
(276) 15.03 ft on 11/03/1984
(277) 15.01 ft on 11/23/1997
(278) 14.87 ft on 01/13/1966
(279) 14.64 ft on 12/03/1968
(280) 14.51 ft on 11/27/1949
(281) 14.43 ft on 04/09/1970
(282) 14.31 ft on 02/10/1951
(283) 13.48 ft on 03/07/1977
(284) 13.33 ft on 11/23/1959
(285) 13.32 ft on 11/30/1964
(286) 12.97 ft on 10/19/1947
(287) 12.81 ft on 01/29/1960
(288) 12.76 ft on 12/28/1949
(289) 12.74 ft on 02/26/1950
(290) 12.67 ft on 12/02/1949
(291) 12.60 ft on 11/03/1955
(292) 12.21 ft on 11/18/1954
(293) 12.15 ft on 03/03/1950
(294) 12.07 ft on 12/15/1959
(295) 11.57 ft on 02/22/1949
(296) 11.46 ft on 12/09/1956
(297) 11.36 ft on 11/25/1950
(298) 11.21 ft on 02/07/1945
(299) 11.11 ft on 11/12/1958
(300) 10.95 ft on 01/25/1951
(301) 10.81 ft on 01/24/1959
(302) 10.64 ft on 01/01/1948
(303) 10.60 ft on 02/07/1960
(304) 10.48 ft on 12/09/1950
(305) 10.48 ft on 01/08/1959
(306) 10.44 ft on 02/17/1949
(307) 10.29 ft on 02/24/1957
(308) 10.28 ft on 01/03/1953
(309) 10.07 ft on 01/05/1954
(310) 10.06 ft on 02/26/1957
(311) 10.04 ft on 12/23/1947
(312) 10.00 ft on 12/01/1948
(313) 9.64 ft on 01/21/1950
(314) 9.59 ft on 02/14/1947
(315) 9.44 ft on 02/19/1954
(316) 9.20 ft on 12/12/1953
(317) 9.13 ft on 02/08/1955
(318) 9.08 ft on 01/23/1953
(319) 8.85 ft on 12/03/1943
(320) 8.73 ft on 01/31/1953
(321) 8.67 ft on 10/20/1956
(322) 8.41 ft on 10/22/1963
(323) 8.33 ft on 01/30/1952
(324) 8.10 ft on 02/13/1954
(325) 8.05 ft on 01/16/1953
(326) 8.03 ft on 02/17/1954
(327) 7.98 ft on 03/20/1945
(328) 7.92 ft on 01/09/1953
(329) 7.78 ft on 01/12/1953
(330) 7.74 ft on 12/12/1952
(331) 7.72 ft on 10/24/1963
(332) 7.34 ft on 01/25/1947
(333) 7.33 ft on 04/11/1946
(334) 7.25 ft on 11/27/1946
(335) 7.21 ft on 02/18/1958
(336) 7.15 ft on 02/02/1947
(337) 7.03 ft on 01/16/1958
(338) -1.00 ft on 12/01/1961
(339) -1.00 ft on 11/20/1962
(340) -1.00 ft on 01/15/1961
(341) -1.00 ft on 12/25/1957
(342) -1.00 ft on 04/30/1959
(343) -1.00 ft on 11/20/1959

(P): Preliminary values subject to further review.