Historic Crests
(1) 23.98 ft on 06/05/2010
(2) 23.95 ft on 03/30/2012
(3) 23.85 ft on 07/05/1993
(4) 23.47 ft on 07/14/1986
(5) 23.33 ft on 07/01/1993
(6) 23.02 ft on 08/28/2006
(7) 22.90 ft on 04/15/2012
(8) 22.90 ft on 07/29/2015
(9) 22.88 ft on 05/07/2007
(10) 22.65 ft on 04/20/1992
(11) 22.60 ft on 07/31/1999
(12) 22.60 ft on 03/24/2009
(13) 22.38 ft on 05/02/2018
(14) 22.34 ft on 09/09/1989
(15) 22.24 ft on 08/04/2004
(16) 22.23 ft on 06/15/2013
(17) 22.09 ft on 06/27/2011
(18) 22.02 ft on 10/22/2008
(19) 22.00 ft on 05/17/2015
(20) 21.99 ft on 07/16/2015
(21) 21.94 ft on 06/04/2014
(22) 21.94 ft on 05/15/2009
(23) 21.90 ft on 06/15/1984
(24) 21.89 ft on 08/09/2015
(25) 21.86 ft on 05/29/2019
(26) 21.73 ft on 05/06/2007
(27) 21.67 ft on 06/06/2008
(28) 21.51 ft on 07/18/2016
(29) 21.49 ft on 06/13/1999
(30) 21.35 ft on 09/18/2004
(31) 21.19 ft on 09/07/2015
(32) 21.18 ft on 09/19/1986
(33) 21.18 ft on 07/04/1995
(34) 21.17 ft on 05/24/2004
(35) 21.07 ft on 07/12/1987
(36) 21.07 ft on 06/13/1993
(37) 21.06 ft on 06/05/2008
(38) 21.00 ft on 08/24/2007
(39) 20.93 ft on 05/09/1996
(40) 20.92 ft on 06/24/1995
(41) 20.86 ft on 07/25/1993
(42) 20.86 ft on 04/24/2007
(43) 20.81 ft on 09/13/2008
(44) 20.74 ft on 06/15/2015
(45) 20.72 ft on 10/11/1973
(46) 20.67 ft on 09/15/1992
(47) 20.67 ft on 08/19/1996
(48) 20.66 ft on 04/27/2009
(49) 20.59 ft on 07/24/2008
(50) 20.59 ft on 07/11/2004
(51) 20.54 ft on 08/27/2004
(52) 20.48 ft on 09/22/1993
(53) 20.45 ft on 05/26/1987
(54) 20.36 ft on 06/12/2008
(55) 20.34 ft on 06/11/2015
(56) 20.32 ft on 12/13/2015
(57) 20.27 ft on 05/29/2011
(58) 20.27 ft on 07/10/1986
(59) 20.26 ft on 06/25/2000
(60) 20.26 ft on 05/25/2011
(61) 20.26 ft on 07/16/2004
(62) 20.23 ft on 05/10/2001
(63) 20.22 ft on 11/20/1992
(64) 20.21 ft on 07/09/2004
(65) 20.21 ft on 05/27/2013
(66) 20.21 ft on 05/23/1995
(67) 20.20 ft on 09/19/2010
(68) 20.16 ft on 04/27/2016
(69) 20.09 ft on 01/16/2017
(70) 20.06 ft on 06/26/2008
(71) 20.06 ft on 06/17/1990
(72) 19.97 ft on 08/07/1999
(73) 19.97 ft on 07/09/1987
(74) 19.95 ft on 05/07/1997
(75) 19.92 ft on 07/25/1990
(76) 19.81 ft on 03/28/2004
(77) 19.74 ft on 05/22/1984
(78) 19.67 ft on 09/10/2014
(79) 19.66 ft on 12/26/2008
(80) 19.65 ft on 05/23/2004
(81) 19.61 ft on 03/01/2008
(82) 19.49 ft on 06/14/2001
(83) 19.43 ft on 05/13/1995
(84) 19.42 ft on 04/18/2013
(85) 19.41 ft on 05/30/2004
(86) 19.41 ft on 07/08/1986
(87) 19.39 ft on 06/28/1993
(88) 19.35 ft on 08/12/2016
(89) 19.27 ft on 03/01/2007
(90) 19.26 ft on 05/16/1986
(91) 19.26 ft on 07/06/2015
(92) 19.25 ft on 05/08/1995
(93) 19.25 ft on 02/18/1997
(94) 19.23 ft on 06/08/2009
(95) 19.19 ft on 02/25/2001
(96) 19.16 ft on 07/05/2014
(97) 19.15 ft on 05/03/2001
(98) 19.11 ft on 05/31/1996
(99) 19.09 ft on 06/20/2011
(100) 19.00 ft on 03/30/1998
(101) 19.00 ft on 07/20/1993
(102) 18.98 ft on 06/14/1998
(103) 18.97 ft on 05/28/2013
(104) 18.96 ft on 04/29/1984
(105) 18.89 ft on 05/25/1990
(106) 18.88 ft on 06/14/1986
(107) 18.87 ft on 08/26/1987
(108) 18.86 ft on 12/14/1992
(109) 18.83 ft on 05/13/2001
(110) 18.83 ft on 12/13/1992
(111) 18.81 ft on 06/14/2010
(112) 18.80 ft on 05/02/1997
(113) 18.72 ft on 05/13/2005
(114) 18.70 ft on 05/27/1996
(115) 18.70 ft on 07/13/1993
(116) 18.70 ft on 05/20/1987
(117) 18.69 ft on 03/11/2010
(118) 18.69 ft on 03/02/1993
(119) 18.68 ft on 03/30/1993
(120) 18.67 ft on 05/23/1996
(121) 18.62 ft on 06/12/2005
(122) 18.61 ft on 04/15/1999
(123) 18.50 ft on 03/22/2007
(124) 18.49 ft on 04/27/1984
(125) 18.46 ft on 06/13/2010
(126) 18.41 ft on 05/26/2015
(127) 18.41 ft on 04/30/1997
(128) 18.38 ft on 06/11/2008
(129) 18.35 ft on 07/24/1979
(130) 18.33 ft on 10/01/2014
(131) 18.32 ft on 05/12/2010
(132) 18.28 ft on 04/18/1991
(133) 18.27 ft on 03/08/2009
(134) 18.25 ft on 03/04/2004
(135) 18.25 ft on 05/19/1984
(136) 18.22 ft on 02/17/2011
(137) 18.15 ft on 08/25/1987
(138) 18.12 ft on 05/27/1995
(139) 18.09 ft on 12/31/2006
(140) 18.09 ft on 04/19/1992
(141) 18.07 ft on 06/05/2001
(142) 17.94 ft on 06/16/1990
(143) 17.93 ft on 08/01/2016
(144) 17.93 ft on 05/13/1986
(145) 17.90 ft on 02/13/2005
(146) 17.82 ft on 05/11/2002
(147) 17.82 ft on 08/08/1987
(148) 17.81 ft on 03/24/2010
(149) 17.81 ft on 07/22/1993
(150) 17.80 ft on 04/05/2017
(151) 17.79 ft on 06/08/2010
(152) 17.75 ft on 05/13/1984
(153) 17.72 ft on 09/08/2015
(154) 17.71 ft on 10/09/1985
(155) 17.68 ft on 06/23/1996
(156) 17.63 ft on 07/14/1993
(157) 17.62 ft on 07/10/1993
(158) 17.60 ft on 11/13/2010
(159) 17.58 ft on 04/08/1998
(160) 17.57 ft on 03/14/1990
(161) 17.54 ft on 06/08/2008
(162) 17.53 ft on 06/01/1991
(163) 17.52 ft on 07/20/1990
(164) 17.51 ft on 03/13/2001
(165) 17.44 ft on 06/28/2008
(166) 17.44 ft on 08/28/2014
(167) 17.41 ft on 04/15/2011
(168) 17.38 ft on 03/13/1990
(169) 17.36 ft on 04/04/1986
(170) 17.33 ft on 03/08/2010
(171) 17.29 ft on 07/23/1993
(172) 17.28 ft on 10/31/1977
(173) 17.26 ft on 05/12/2011
(174) 17.25 ft on 06/19/2008
(175) 17.21 ft on 05/10/1996
(176) 17.17 ft on 04/19/2011
(177) 17.16 ft on 03/18/1987
(178) 17.15 ft on 08/04/2015
(179) 17.10 ft on 04/26/1995
(180) 17.10 ft on 06/15/1998
(181) 17.06 ft on 06/30/1986
(182) 17.03 ft on 01/23/2010
(183) 17.02 ft on 11/27/2015
(184) 16.95 ft on 04/14/1991
(185) 16.93 ft on 10/11/1986
(186) 16.93 ft on 07/11/1993
(187) 16.88 ft on 10/02/1986
(188) 16.87 ft on 09/06/1993
(189) 16.79 ft on 11/30/2015
(190) 16.77 ft on 09/22/1986
(191) 16.76 ft on 04/30/2016
(192) 16.74 ft on 05/10/1986
(193) 16.70 ft on 05/05/1991
(194) 16.69 ft on 04/11/2005
(195) 16.68 ft on 05/30/2008
(196) 16.67 ft on 08/30/2016
(197) 16.60 ft on 07/26/2015
(198) 16.50 ft on 03/02/2008
(199) 16.47 ft on 06/09/2013
(200) 16.40 ft on 09/30/1986
(201) 16.39 ft on 04/03/1986
(202) 16.23 ft on 09/29/1986
(203) 15.96 ft on 07/25/1985
(204) 15.95 ft on 04/26/1969
(205) 15.95 ft on 01/12/1960
(206) 15.93 ft on 06/02/1980
(207) 15.80 ft on 06/18/1994
(208) 15.50 ft on 04/17/1976
(209) 14.87 ft on 02/01/1973
(210) 14.52 ft on 08/30/1982
(211) 14.04 ft on 10/11/1974
(212) 13.77 ft on 06/12/1967
(213) 13.75 ft on 05/04/2003
(214) 13.65 ft on 08/31/1977
(215) 12.50 ft on 12/08/1987
(216) 12.20 ft on 03/27/1961
(217) 12.20 ft on 06/08/1965
(218) 11.81 ft on 09/12/1972
(219) 11.75 ft on 09/06/1964
(220) 11.69 ft on 02/18/1971
(221) 11.29 ft on 11/16/1961
(222) 10.04 ft on 10/08/1982
(223) 9.46 ft on 04/29/1963
(224) 8.58 ft on 04/11/1970
(225) 8.45 ft on 04/11/1981
(226) 8.28 ft on 06/26/1966
(227) 4.20 ft on 04/23/1968

(P): Preliminary values subject to further review.