Historic Crests
(1) 29.58 ft on 05/29/1987
(2) 29.07 ft on 06/10/1995
(3) 28.89 ft on 10/20/1983
(4) 28.79 ft on 06/05/1995
(5) 27.51 ft on 09/22/1969
(6) 27.23 ft on 06/26/2007
(7) 27.19 ft on 04/18/2016
(8) 27.10 ft on 05/18/1951
(9) 27.00 ft on 01/01/1908
(10) 26.69 ft on 03/17/1998
(11) 26.39 ft on 06/30/2007
(12) 26.06 ft on 10/19/1960
(13) 25.97 ft on 10/03/1986
(14) 25.93 ft on 10/23/1986
(15) 25.83 ft on 07/17/2014
(16) 25.62 ft on 12/20/1991
(17) 25.54 ft on 05/24/2016 (P)
(18) 25.51 ft on 07/28/1991
(19) 25.47 ft on 10/19/1985
(20) 25.40 ft on 05/01/2009
(21) 25.22 ft on 05/25/2015
(22) 25.15 ft on 10/27/2000
(23) 25.13 ft on 06/11/1987
(24) 25.09 ft on 08/04/1995
(25) 25.00 ft on 05/20/2015
(26) 24.92 ft on 05/18/1952
(27) 24.83 ft on 06/19/1992
(28) 24.82 ft on 10/31/1971
(29) 24.66 ft on 04/20/1990
(30) 24.64 ft on 11/03/2000
(31) 24.62 ft on 08/15/1971
(32) 24.58 ft on 06/08/1985
(33) 24.51 ft on 06/09/1989
(34) 24.47 ft on 03/31/1973
(35) 24.44 ft on 10/06/1955
(36) 24.40 ft on 08/19/2008
(37) 24.28 ft on 10/05/1959
(38) 24.26 ft on 05/24/1982
(39) 24.24 ft on 03/12/1990
(40) 24.18 ft on 05/11/1950
(41) 24.17 ft on 07/08/2015
(42) 24.17 ft on 01/06/1998
(43) 24.13 ft on 06/02/2016 (P)
(44) 24.10 ft on 03/04/1988
(45) 24.08 ft on 03/31/2007
(46) 24.06 ft on 06/15/1989
(47) 24.05 ft on 09/20/1988
(48) 24.05 ft on 09/19/1991
(49) 24.00 ft on 06/04/1981
(50) 23.99 ft on 05/20/1955
(51) 23.99 ft on 02/23/1985
(52) 23.98 ft on 05/13/1954
(53) 23.93 ft on 06/23/1975
(54) 23.88 ft on 05/10/1993
(55) 23.88 ft on 05/31/1980
(56) 23.88 ft on 05/03/1990
(57) 23.86 ft on 05/23/1975
(58) 23.74 ft on 05/20/1957
(59) 23.74 ft on 05/08/1995
(60) 23.72 ft on 06/05/1991
(61) 23.71 ft on 05/04/1957
(62) 23.71 ft on 05/08/2015
(63) 23.70 ft on 06/01/1968
(64) 23.66 ft on 09/25/1974
(65) 23.66 ft on 12/29/2015
(66) 23.64 ft on 12/14/1992
(67) 23.63 ft on 10/24/1953
(68) 23.63 ft on 01/01/1985
(69) 23.60 ft on 05/26/1991
(70) 23.56 ft on 04/12/2008
(71) 23.47 ft on 10/17/2006
(72) 23.44 ft on 11/23/1992
(73) 23.38 ft on 09/06/1986
(74) 23.38 ft on 06/01/1997
(75) 23.35 ft on 05/30/2015
(76) 23.34 ft on 05/11/2007
(77) 23.28 ft on 07/31/1973
(78) 23.20 ft on 11/06/1986
(79) 23.18 ft on 05/21/1977
(80) 23.17 ft on 03/09/1992
(81) 23.17 ft on 05/16/2015
(82) 23.13 ft on 09/15/1976
(83) 23.11 ft on 08/30/1966
(84) 23.02 ft on 05/27/1994
(85) 23.00 ft on 09/26/1955
(86) 22.94 ft on 06/11/1962
(87) 22.91 ft on 05/27/1957
(88) 22.86 ft on 04/15/1993
(89) 22.85 ft on 06/04/1973
(90) 22.83 ft on 09/05/1996
(91) 22.82 ft on 03/05/1985
(92) 22.79 ft on 02/27/1987
(93) 22.69 ft on 04/26/1957
(94) 22.68 ft on 03/21/1985
(95) 22.66 ft on 04/14/2002
(96) 22.60 ft on 05/23/1983
(97) 22.58 ft on 10/26/1953
(98) 22.48 ft on 05/31/1975
(99) 22.46 ft on 06/22/1993
(100) 22.45 ft on 11/27/1986
(101) 22.42 ft on 05/30/1999
(102) 22.28 ft on 07/10/2010
(103) 22.26 ft on 03/02/1990
(104) 22.22 ft on 05/31/1992
(105) 22.22 ft on 05/29/1978
(106) 22.19 ft on 05/14/1982
(107) 22.19 ft on 09/15/1961
(108) 22.14 ft on 05/31/1981
(109) 22.14 ft on 05/22/2011
(110) 22.13 ft on 06/02/1957
(111) 22.05 ft on 11/18/2004
(112) 22.01 ft on 04/23/1957
(113) 22.00 ft on 05/01/1957
(114) 22.00 ft on 02/07/1987
(115) 21.92 ft on 06/11/1975
(116) 21.91 ft on 09/15/1989
(117) 21.87 ft on 06/06/1951
(118) 21.82 ft on 04/19/1995
(119) 21.82 ft on 05/03/1993
(120) 21.80 ft on 05/19/1982
(121) 21.72 ft on 04/28/1997
(122) 21.68 ft on 06/10/1979
(123) 21.61 ft on 01/23/1972
(124) 21.59 ft on 11/25/2000
(125) 21.51 ft on 09/26/1971
(126) 21.50 ft on 07/06/2017 (P)
(127) 21.46 ft on 05/16/1977
(128) 21.45 ft on 05/23/1979
(129) 21.40 ft on 05/27/1950
(130) 21.39 ft on 07/04/1968
(131) 21.35 ft on 05/07/1969
(132) 21.34 ft on 11/20/1964
(133) 21.31 ft on 10/29/1991
(134) 21.30 ft on 06/24/1959
(135) 21.23 ft on 06/21/1973
(136) 21.22 ft on 08/30/1996
(137) 21.18 ft on 06/03/1992
(138) 21.18 ft on 04/20/1959
(139) 21.16 ft on 05/30/1982
(140) 21.12 ft on 01/30/2010
(141) 21.10 ft on 06/14/1982
(142) 21.09 ft on 05/22/1982
(143) 21.08 ft on 06/14/1991
(144) 21.04 ft on 02/21/1997
(145) 21.02 ft on 06/23/1950
(146) 21.00 ft on 05/11/1957
(147) 20.93 ft on 09/20/1995
(148) 20.86 ft on 03/06/1973
(149) 20.86 ft on 11/29/2015
(150) 20.84 ft on 07/03/1987
(151) 20.84 ft on 06/04/1950
(152) 20.80 ft on 04/12/1997
(153) 20.76 ft on 02/21/1998
(154) 20.76 ft on 01/21/2007
(155) 20.76 ft on 08/20/2007
(156) 20.71 ft on 10/01/1985
(157) 20.69 ft on 01/30/2001
(158) 20.67 ft on 11/05/1964
(159) 20.60 ft on 06/05/1979
(160) 20.60 ft on 05/11/1959
(161) 20.59 ft on 06/08/1978
(162) 20.58 ft on 11/09/2000
(163) 20.54 ft on 03/12/1973
(164) 20.47 ft on 03/08/1970
(165) 20.46 ft on 05/20/1997
(166) 20.41 ft on 06/15/1983
(167) 20.34 ft on 03/02/1993
(168) 20.26 ft on 04/19/1992
(169) 20.26 ft on 03/17/1987
(170) 20.23 ft on 05/04/1958
(171) 20.20 ft on 06/20/1957
(172) 20.05 ft on 06/20/1985
(173) 20.04 ft on 07/07/2010
(174) 20.00 ft on 07/08/1958
(175) 19.99 ft on 05/26/1986
(176) 19.88 ft on 03/12/1974
(177) 19.87 ft on 05/09/1977
(178) 19.85 ft on 10/30/2002
(179) 19.76 ft on 05/25/1959
(180) 19.74 ft on 03/05/1992
(181) 19.74 ft on 05/30/1952
(182) 19.74 ft on 02/18/1993
(183) 19.68 ft on 04/10/1990
(184) 19.61 ft on 06/06/2002
(185) 19.61 ft on 10/31/1974
(186) 19.60 ft on 10/21/1965
(187) 19.49 ft on 04/08/2002
(188) 19.42 ft on 03/20/1999
(189) 19.40 ft on 12/24/2002
(190) 19.26 ft on 09/15/1991
(191) 19.25 ft on 09/03/1986
(192) 19.24 ft on 05/28/2016 (P)
(193) 19.23 ft on 05/27/1954
(194) 19.20 ft on 03/11/1994
(195) 19.10 ft on 05/29/1995
(196) 19.02 ft on 03/15/2004
(197) 19.01 ft on 04/24/1995
(198) 18.97 ft on 04/01/1985
(199) 18.70 ft on 05/11/1997
(200) 18.65 ft on 09/05/1991
(201) 18.43 ft on 11/24/2004
(202) 18.42 ft on 02/16/2001
(203) 18.36 ft on 04/14/1967
(204) 18.24 ft on 02/26/2001
(205) 18.17 ft on 06/18/1986
(206) 18.05 ft on 06/15/2016 (P)
(207) 18.00 ft on 04/29/1963
(208) 17.96 ft on 05/17/2009
(209) 17.71 ft on 05/15/2001
(210) 17.69 ft on 03/23/1987
(211) 17.56 ft on 06/13/1985
(212) 17.55 ft on 06/08/2005
(213) 17.16 ft on 09/15/1986
(214) 17.09 ft on 11/03/2004
(215) 17.02 ft on 05/08/2008

(P): Preliminary values subject to further review.