Historic Crests
(1) 22.81 ft on 09/12/1972
(2) 22.49 ft on 07/02/1958
(3) 22.36 ft on 06/15/1998
(4) 20.43 ft on 03/01/1965
(5) 20.10 ft on 03/17/1965
(6) 20.05 ft on 05/06/2007
(7) 18.74 ft on 06/12/2008
(8) 18.42 ft on 03/18/1979
(9) 18.39 ft on 06/14/1991
(10) 18.16 ft on 06/22/1964
(11) 17.95 ft on 09/08/1989
(12) 17.86 ft on 06/12/1966
(13) 17.65 ft on 03/17/1969
(14) 17.35 ft on 02/19/1971
(15) 17.34 ft on 08/30/1993
(16) 17.30 ft on 07/10/1993
(17) 17.10 ft on 06/20/1964
(18) 17.10 ft on 05/23/2004
(19) 16.99 ft on 06/27/2010
(20) 16.90 ft on 08/29/1993
(21) 16.88 ft on 10/15/2007
(22) 16.80 ft on 04/05/1965
(23) 16.50 ft on 06/15/1980
(24) 16.47 ft on 07/08/1993
(25) 16.00 ft on 03/02/1970
(26) 15.93 ft on 12/14/2015
(27) 15.93 ft on 06/08/2008
(28) 15.63 ft on 07/24/2008
(29) 15.55 ft on 06/15/2015
(30) 15.53 ft on 06/30/2014
(31) 15.46 ft on 07/09/1969
(32) 15.42 ft on 04/30/1984
(33) 15.40 ft on 09/10/2014
(34) 15.22 ft on 07/25/1993
(35) 15.16 ft on 09/15/1992
(36) 15.09 ft on 05/25/2004
(37) 14.90 ft on 05/26/1964
(38) 14.85 ft on 02/27/1969
(39) 14.63 ft on 05/07/1973
(40) 14.59 ft on 02/18/1997
(41) 14.56 ft on 07/17/1996
(42) 14.54 ft on 06/16/1990
(43) 14.40 ft on 07/01/1993
(44) 14.39 ft on 05/24/2007
(45) 14.37 ft on 06/12/1967
(46) 14.34 ft on 05/29/1962
(47) 14.25 ft on 06/06/1980
(48) 14.24 ft on 03/31/1965
(49) 14.23 ft on 06/25/2015
(50) 14.18 ft on 07/09/1999
(51) 14.06 ft on 09/16/2016
(52) 14.01 ft on 05/13/2005
(53) 14.00 ft on 05/11/1970
(54) 13.95 ft on 06/17/1990
(55) 13.90 ft on 05/14/1970
(56) 13.88 ft on 07/13/1993
(57) 13.87 ft on 06/16/1967
(58) 13.79 ft on 06/21/1996
(59) 13.78 ft on 06/24/2013
(60) 13.64 ft on 06/28/1967
(61) 13.60 ft on 06/12/2015
(62) 13.58 ft on 03/04/1963
(63) 13.55 ft on 10/11/1986
(64) 13.40 ft on 07/11/1964
(65) 13.35 ft on 04/25/2007
(66) 13.27 ft on 06/20/1996
(67) 13.26 ft on 07/06/1998
(68) 13.24 ft on 04/02/1964
(69) 13.10 ft on 06/08/1967
(70) 13.08 ft on 02/22/1961
(71) 13.06 ft on 06/11/2010
(72) 13.04 ft on 04/27/2009
(73) 12.95 ft on 06/28/1969
(74) 12.93 ft on 06/22/2010
(75) 12.90 ft on 03/23/1962
(76) 12.88 ft on 05/26/2016
(77) 12.86 ft on 07/22/1993
(78) 12.85 ft on 03/14/1961
(79) 12.81 ft on 05/10/1986
(80) 12.76 ft on 02/26/1986
(81) 12.72 ft on 10/01/2014
(82) 12.61 ft on 03/24/1969
(83) 12.61 ft on 04/13/1964
(84) 12.55 ft on 08/13/1986
(85) 12.40 ft on 02/20/1982
(86) 12.39 ft on 08/21/2017
(87) 12.36 ft on 07/06/1999
(88) 12.34 ft on 06/14/1976
(89) 12.32 ft on 06/10/1962
(90) 12.25 ft on 05/17/2015
(91) 12.25 ft on 03/20/1978
(92) 12.21 ft on 07/04/1973
(93) 12.20 ft on 04/28/1975
(94) 12.10 ft on 01/17/1973
(95) 12.08 ft on 07/03/1964
(96) 12.04 ft on 06/12/2010
(97) 12.02 ft on 07/04/2010
(98) 12.00 ft on 09/13/1978
(99) 12.00 ft on 06/10/1967
(100) 11.99 ft on 03/19/1982
(101) 11.95 ft on 05/10/2016
(102) 11.85 ft on 07/22/1998
(103) 11.78 ft on 06/25/1975
(104) 11.70 ft on 06/24/1967
(105) 11.69 ft on 02/09/1996
(106) 11.68 ft on 05/11/1986
(107) 11.65 ft on 10/11/1973
(108) 11.63 ft on 07/14/1986
(109) 11.59 ft on 05/21/1999
(110) 11.57 ft on 06/23/1999
(111) 11.54 ft on 06/08/1965
(112) 11.52 ft on 06/03/2008
(113) 11.50 ft on 03/11/1963
(114) 11.46 ft on 05/25/1996
(115) 11.44 ft on 06/09/1998
(116) 11.41 ft on 06/11/1998
(117) 11.40 ft on 03/11/2010
(118) 11.37 ft on 03/20/1969
(119) 11.35 ft on 05/30/2008
(120) 11.35 ft on 05/17/1999
(121) 11.34 ft on 07/11/1993
(122) 11.31 ft on 06/23/2010
(123) 11.30 ft on 05/26/1962
(124) 11.28 ft on 08/04/2010
(125) 11.22 ft on 03/08/1993
(126) 11.21 ft on 07/19/2010
(127) 11.15 ft on 07/30/1992
(128) 11.09 ft on 06/02/1991
(129) 11.07 ft on 03/21/1975
(130) 11.07 ft on 04/15/2012
(131) 11.02 ft on 06/13/2010
(132) 11.00 ft on 06/18/2010
(133) 10.99 ft on 05/26/1982
(134) 10.98 ft on 08/03/2010
(135) 10.95 ft on 06/16/1984
(136) 10.93 ft on 06/15/1991
(137) 10.93 ft on 02/21/1985
(138) 10.75 ft on 09/17/2006
(139) 10.67 ft on 03/31/1973
(140) 10.62 ft on 05/16/1986
(141) 10.53 ft on 08/05/1996
(142) 10.50 ft on 03/13/2007
(143) 10.50 ft on 07/01/1973
(144) 10.48 ft on 03/13/1971
(145) 10.41 ft on 03/13/1979
(146) 10.39 ft on 06/27/2014
(147) 10.35 ft on 06/23/1996
(148) 10.31 ft on 04/15/1973
(149) 10.30 ft on 06/10/1999
(150) 10.29 ft on 06/27/1999
(151) 10.29 ft on 09/03/1977
(152) 10.27 ft on 02/19/2016
(153) 10.22 ft on 06/10/2010
(154) 10.20 ft on 05/26/2007
(155) 10.20 ft on 05/28/1973
(156) 10.19 ft on 06/08/2009
(157) 10.08 ft on 07/03/1999
(158) 10.05 ft on 07/12/1987
(159) 10.01 ft on 06/10/2011
(160) 9.94 ft on 06/30/1986
(161) 9.91 ft on 06/11/2005
(162) 9.90 ft on 05/11/2005
(163) 9.89 ft on 03/10/2010
(164) 9.89 ft on 05/10/1996
(165) 9.87 ft on 04/27/1984
(166) 9.86 ft on 04/14/1991
(167) 9.85 ft on 06/18/1975
(168) 9.83 ft on 03/14/2001
(169) 9.80 ft on 05/09/2004
(170) 9.79 ft on 05/25/1984
(171) 9.77 ft on 06/06/1971
(172) 9.73 ft on 01/30/1988
(173) 9.73 ft on 05/12/2010
(174) 9.64 ft on 02/19/1983
(175) 9.64 ft on 02/17/2011
(176) 9.63 ft on 09/19/1986
(177) 9.61 ft on 09/26/1973
(178) 9.61 ft on 09/01/2014
(179) 9.59 ft on 08/26/1987
(180) 9.59 ft on 04/30/2010
(181) 9.55 ft on 07/12/2009
(182) 9.53 ft on 05/25/1990
(183) 9.49 ft on 05/05/2003
(184) 9.43 ft on 02/01/1973
(185) 9.42 ft on 08/02/1972
(186) 9.30 ft on 05/19/1974
(187) 9.26 ft on 07/10/1986
(188) 9.25 ft on 02/24/1973
(189) 9.22 ft on 09/22/1993
(190) 9.21 ft on 03/01/1973
(191) 9.20 ft on 04/30/2016
(192) 9.20 ft on 06/21/2011
(193) 9.20 ft on 05/01/1983
(194) 9.17 ft on 05/30/1991
(195) 9.17 ft on 06/17/1996
(196) 9.15 ft on 03/11/1973
(197) 9.15 ft on 05/20/1982
(198) 9.14 ft on 06/27/2011
(199) 9.13 ft on 06/28/1983
(200) 9.10 ft on 05/31/1996
(201) 9.09 ft on 08/04/2004
(202) 9.07 ft on 10/29/2009
(203) 9.06 ft on 03/12/1976
(204) 9.00 ft on 06/13/2011
(205) 8.98 ft on 02/18/1994
(206) 8.97 ft on 05/29/1998
(207) 8.93 ft on 05/24/1998
(208) 8.90 ft on 05/30/2013
(209) 8.86 ft on 08/12/1993
(210) 8.84 ft on 06/14/2004
(211) 8.84 ft on 06/26/2008
(212) 8.83 ft on 03/04/1993
(213) 8.81 ft on 03/31/2008
(214) 8.79 ft on 06/02/2010
(215) 8.79 ft on 06/21/2010
(216) 8.75 ft on 08/30/1982
(217) 8.74 ft on 05/15/1986
(218) 8.74 ft on 06/06/1996
(219) 8.74 ft on 04/06/1999
(220) 8.72 ft on 06/14/1986
(221) 8.70 ft on 09/29/1986
(222) 8.65 ft on 07/09/1986
(223) 8.65 ft on 03/01/2008
(224) 8.64 ft on 08/23/2002
(225) 8.64 ft on 05/25/2011
(226) 8.62 ft on 07/08/2010
(227) 8.61 ft on 08/28/2014
(228) 8.46 ft on 05/30/2004
(229) 8.45 ft on 05/28/1995
(230) 8.43 ft on 08/02/2016
(231) 8.38 ft on 06/21/1997
(232) 8.38 ft on 07/09/2009
(233) 8.36 ft on 09/29/2015
(234) 8.35 ft on 05/09/2013
(235) 8.33 ft on 08/02/2010
(236) 8.30 ft on 07/09/2004
(237) 8.29 ft on 05/06/2012
(238) 8.10 ft on 06/23/1994
(239) 7.21 ft on 06/15/1981
(240) 7.20 ft on 06/30/1968
(241) 6.94 ft on 06/08/1988
(242) 6.61 ft on 06/26/2000

(P): Preliminary values subject to further review.