Historic Crests
(1) 34.46 ft on 06/18/2015
(2) 33.23 ft on 05/20/2015
(3) 33.14 ft on 05/29/1987
(4) 32.41 ft on 05/03/1990
(5) 32.30 ft on 05/09/1993
(6) 31.37 ft on 05/01/1974
(7) 30.76 ft on 05/28/2007
(8) 30.60 ft on 05/01/1957
(9) 30.40 ft on 05/21/2017
(10) 30.30 ft on 04/26/1990
(11) 30.20 ft on 10/16/1981
(12) 29.92 ft on 04/23/1973
(13) 29.78 ft on 03/17/1998
(14) 29.64 ft on 06/09/1989
(15) 29.63 ft on 12/21/1991
(16) 29.56 ft on 04/18/2016
(17) 29.40 ft on 05/28/1982
(18) 29.40 ft on 05/13/1982
(19) 29.32 ft on 04/13/1967
(20) 29.05 ft on 04/21/1990
(21) 28.46 ft on 06/12/1995
(22) 28.40 ft on 11/07/2011
(23) 28.30 ft on 09/23/2018
(24) 28.23 ft on 03/31/1993
(25) 28.13 ft on 05/15/1983
(26) 27.99 ft on 02/22/1997
(27) 27.81 ft on 01/02/1985
(28) 27.78 ft on 10/28/2000
(29) 27.63 ft on 10/13/1981
(30) 27.63 ft on 05/01/2009
(31) 27.61 ft on 03/21/1985
(32) 27.58 ft on 09/23/1970
(33) 27.44 ft on 03/04/1988
(34) 27.43 ft on 05/08/1995
(35) 27.41 ft on 02/17/2001
(36) 27.41 ft on 05/03/2019
(37) 27.39 ft on 02/28/1987
(38) 27.24 ft on 05/30/2015
(39) 27.14 ft on 06/28/2007
(40) 27.11 ft on 05/07/1969
(41) 27.11 ft on 06/06/1985
(42) 27.10 ft on 08/17/2005
(43) 26.87 ft on 11/28/2015
(44) 26.86 ft on 05/07/1982
(45) 26.77 ft on 06/05/1986
(46) 26.76 ft on 04/18/2017
(47) 26.69 ft on 03/13/1990
(48) 26.66 ft on 03/31/2007
(49) 26.54 ft on 10/14/2018
(50) 26.50 ft on 03/31/1985
(51) 26.46 ft on 06/03/1968
(52) 26.44 ft on 04/03/1988
(53) 26.42 ft on 10/20/1985
(54) 26.37 ft on 09/14/1989
(55) 26.36 ft on 10/08/2018
(56) 26.28 ft on 02/25/1985
(57) 26.26 ft on 02/17/1993
(58) 26.19 ft on 02/07/1987
(59) 26.14 ft on 05/18/2015
(60) 26.08 ft on 01/05/2005
(61) 26.08 ft on 05/11/2015
(62) 26.00 ft on 05/10/2015
(63) 25.77 ft on 05/09/2015
(64) 25.76 ft on 06/03/1981
(65) 25.71 ft on 12/16/1984
(66) 25.67 ft on 07/30/1991
(67) 25.67 ft on 03/02/1993
(68) 25.65 ft on 06/23/2007
(69) 25.65 ft on 06/14/1989
(70) 25.62 ft on 11/21/1964
(71) 25.56 ft on 09/16/1986
(72) 25.53 ft on 04/23/1985
(73) 25.50 ft on 03/15/2019
(74) 25.47 ft on 05/31/1981
(75) 25.45 ft on 11/26/2000
(76) 25.45 ft on 08/28/1964
(77) 25.44 ft on 03/18/1987
(78) 25.43 ft on 12/29/2015
(79) 25.40 ft on 09/22/1990
(80) 25.35 ft on 05/13/2009
(81) 25.30 ft on 04/29/1998
(82) 25.28 ft on 06/02/1997
(83) 25.24 ft on 12/15/1992
(84) 25.23 ft on 11/18/2004
(85) 25.19 ft on 12/16/2018
(86) 25.16 ft on 04/13/2002
(87) 25.15 ft on 04/08/2002
(88) 25.13 ft on 02/18/1989
(89) 25.08 ft on 12/28/1987
(90) 25.06 ft on 06/11/1997
(91) 25.05 ft on 03/22/1991
(92) 25.03 ft on 05/24/1982
(93) 24.95 ft on 02/22/2017
(94) 24.89 ft on 01/09/1998
(95) 24.88 ft on 01/14/2019
(96) 24.86 ft on 11/06/1986
(97) 24.81 ft on 12/11/1971
(98) 24.78 ft on 03/04/1981
(99) 24.65 ft on 03/18/1992
(100) 24.61 ft on 01/30/2001
(101) 24.60 ft on 12/04/1993
(102) 24.48 ft on 03/31/1961
(103) 24.42 ft on 05/24/1983
(104) 24.38 ft on 01/06/2019
(105) 24.36 ft on 03/16/1995
(106) 24.36 ft on 06/30/1992
(107) 24.35 ft on 07/09/2015
(108) 24.35 ft on 10/26/1984
(109) 24.31 ft on 11/27/1996
(110) 24.29 ft on 12/10/1986
(111) 24.26 ft on 06/28/1982
(112) 24.22 ft on 03/30/1990
(113) 24.22 ft on 04/21/2010
(114) 24.17 ft on 04/12/1997
(115) 24.17 ft on 03/01/1981
(116) 24.17 ft on 08/21/2008
(117) 24.15 ft on 04/16/2019
(118) 24.14 ft on 12/27/2000
(119) 24.13 ft on 11/21/1994
(120) 24.11 ft on 04/13/1992
(121) 24.07 ft on 06/10/1984
(122) 24.03 ft on 11/08/1994
(123) 23.98 ft on 04/11/1990
(124) 23.97 ft on 11/04/2004
(125) 23.91 ft on 12/29/2018
(126) 23.79 ft on 05/26/1993
(127) 23.76 ft on 05/15/2010
(128) 23.74 ft on 03/11/1989
(129) 23.73 ft on 12/15/1991
(130) 23.67 ft on 10/27/2018
(131) 23.60 ft on 03/25/1987
(132) 23.57 ft on 03/03/1990
(133) 23.57 ft on 12/20/1987
(134) 23.56 ft on 03/13/1999
(135) 23.50 ft on 04/27/1999
(136) 23.48 ft on 11/18/1991
(137) 23.47 ft on 05/27/2003
(138) 23.46 ft on 06/18/1986
(139) 23.28 ft on 06/09/1991
(140) 23.25 ft on 05/11/1981
(141) 23.24 ft on 03/21/2012
(142) 23.21 ft on 09/20/2019 (P)
(143) 23.19 ft on 02/16/1982
(144) 23.19 ft on 04/03/1991
(145) 23.13 ft on 11/27/1962
(146) 23.11 ft on 01/10/1987
(147) 23.11 ft on 04/04/2012
(148) 23.10 ft on 05/05/1993
(149) 23.08 ft on 07/04/2004
(150) 23.06 ft on 09/15/1993
(151) 23.05 ft on 04/28/1997
(152) 23.05 ft on 11/26/2004
(153) 23.02 ft on 12/02/1996
(154) 23.00 ft on 09/06/1986
(155) 22.98 ft on 05/19/1989
(156) 22.97 ft on 04/21/1995
(157) 22.89 ft on 01/20/1990
(158) 22.82 ft on 09/19/1990
(159) 22.79 ft on 05/06/1991
(160) 22.79 ft on 04/07/1993
(161) 22.79 ft on 12/25/1997
(162) 22.69 ft on 06/20/1997
(163) 22.68 ft on 12/09/1980
(164) 22.63 ft on 05/06/2018
(165) 22.62 ft on 06/20/1998
(166) 22.60 ft on 11/06/2000
(167) 22.59 ft on 04/24/1966
(168) 22.56 ft on 01/23/1992
(169) 22.54 ft on 07/10/1982
(170) 22.48 ft on 02/28/1993
(171) 22.37 ft on 01/14/1992
(172) 22.35 ft on 06/03/1962
(173) 22.31 ft on 03/06/1985
(174) 22.26 ft on 05/31/1994
(175) 22.24 ft on 03/12/1992
(176) 22.15 ft on 06/10/2004
(177) 22.15 ft on 04/12/2016
(178) 22.12 ft on 07/03/1987
(179) 22.10 ft on 01/01/2019
(180) 22.06 ft on 05/06/1994
(181) 21.98 ft on 12/10/1994
(182) 21.98 ft on 03/13/2012
(183) 21.94 ft on 05/30/1995
(184) 21.92 ft on 01/21/2007
(185) 21.83 ft on 02/27/1997
(186) 21.81 ft on 10/21/1984
(187) 21.79 ft on 09/20/1988
(188) 21.77 ft on 09/21/1993
(189) 21.72 ft on 03/28/2018
(190) 21.69 ft on 10/24/1970
(191) 21.64 ft on 01/31/2010
(192) 21.63 ft on 11/28/1986
(193) 21.59 ft on 09/22/1991
(194) 21.58 ft on 03/20/2006
(195) 21.51 ft on 02/16/2017
(196) 21.49 ft on 03/18/1988
(197) 21.45 ft on 01/11/1991
(198) 21.43 ft on 06/05/2016
(199) 21.41 ft on 08/18/2017
(200) 21.39 ft on 01/29/1992
(201) 21.33 ft on 03/19/2008
(202) 21.32 ft on 06/04/2016
(203) 21.31 ft on 11/23/2014
(204) 21.19 ft on 09/03/1988
(205) 21.15 ft on 05/22/2019
(206) 21.13 ft on 05/17/2009
(207) 21.09 ft on 05/01/2004
(208) 21.06 ft on 06/17/2016
(209) 21.04 ft on 11/15/1994
(210) 20.84 ft on 05/07/2009
(211) 20.80 ft on 02/08/2005
(212) 20.74 ft on 03/05/1992
(213) 20.73 ft on 02/25/2001
(214) 20.62 ft on 06/15/2015
(215) 20.58 ft on 05/25/2016
(216) 20.52 ft on 06/14/2016
(217) 20.47 ft on 10/21/2018
(218) 20.43 ft on 05/28/2008
(219) 20.28 ft on 02/07/2019
(220) 20.24 ft on 05/04/2018
(221) 20.24 ft on 06/02/2019
(222) 20.20 ft on 11/02/2018
(223) 20.17 ft on 04/13/2008
(224) 19.73 ft on 01/27/1995
(225) 19.68 ft on 05/15/2015
(226) 19.66 ft on 06/05/2019
(227) 19.58 ft on 04/14/2016
(228) 19.57 ft on 10/30/2009
(229) 19.49 ft on 10/11/2004
(230) 19.37 ft on 01/26/2012
(231) 18.02 ft on 09/28/1996

(P): Preliminary values subject to further review.