Historic Crests
(1) 36.00 ft on 06/08/1941
(2) 34.00 ft on 05/29/1903
(3) 34.00 ft on 06/05/1908
(4) 29.35 ft on 07/07/1993
(5) 29.13 ft on 06/18/1983
(6) 28.95 ft on 09/20/1956
(7) 27.97 ft on 09/26/1973
(8) 27.49 ft on 03/24/1987
(9) 27.00 ft on 10/12/1973
(10) 27.00 ft on 08/25/1972
(11) 26.34 ft on 08/02/1968
(12) 26.34 ft on 06/16/1967
(13) 25.59 ft on 05/22/1971
(14) 25.58 ft on 05/28/1960
(15) 25.58 ft on 03/28/1960
(16) 25.31 ft on 04/13/1991
(17) 25.10 ft on 06/21/2010
(18) 24.70 ft on 05/07/1978
(19) 24.15 ft on 09/15/1961
(20) 24.15 ft on 09/13/1961
(21) 24.09 ft on 09/29/1986
(22) 23.51 ft on 05/14/1995
(23) 23.35 ft on 06/15/1990
(24) 23.15 ft on 05/27/1987
(25) 23.00 ft on 05/15/1990
(26) 22.67 ft on 06/07/2015
(27) 22.67 ft on 04/15/1987
(28) 22.64 ft on 07/06/1986
(29) 22.55 ft on 06/22/1984
(30) 22.49 ft on 03/14/1978
(31) 22.42 ft on 05/25/2019
(32) 21.94 ft on 03/13/2019
(33) 21.90 ft on 07/25/1992
(34) 21.87 ft on 05/07/2007
(35) 21.72 ft on 10/01/1961
(36) 21.59 ft on 05/21/2017
(37) 21.27 ft on 05/08/1969
(38) 21.27 ft on 02/27/1969
(39) 20.94 ft on 08/11/1968
(40) 20.84 ft on 10/17/1968
(41) 20.81 ft on 09/09/1989
(42) 20.59 ft on 05/07/1973
(43) 20.58 ft on 09/06/1989
(44) 20.56 ft on 03/25/1973
(45) 20.27 ft on 08/09/2008
(46) 20.22 ft on 05/11/1971
(47) 20.22 ft on 01/16/1969
(48) 20.18 ft on 03/03/1979
(49) 19.82 ft on 06/08/1994
(50) 19.77 ft on 06/03/2011
(51) 19.76 ft on 05/22/1961
(52) 19.74 ft on 07/20/1992
(53) 19.72 ft on 05/08/1995
(54) 19.65 ft on 03/23/1979
(55) 19.58 ft on 03/31/1973
(56) 19.54 ft on 09/05/2018
(57) 19.39 ft on 10/11/1986
(58) 19.39 ft on 06/03/1987
(59) 19.08 ft on 06/27/1982
(60) 19.03 ft on 03/18/1979
(61) 18.88 ft on 06/06/2001
(62) 18.82 ft on 09/04/1989
(63) 18.73 ft on 05/27/2016
(64) 18.58 ft on 04/24/1976
(65) 18.57 ft on 09/03/2018
(66) 18.47 ft on 07/02/1994
(67) 18.42 ft on 09/21/1965
(68) 18.31 ft on 05/28/2016
(69) 18.29 ft on 03/30/1993
(70) 18.15 ft on 06/30/1988
(71) 18.05 ft on 03/30/1980
(72) 17.89 ft on 11/17/1996
(73) 17.49 ft on 03/01/1965
(74) 17.43 ft on 04/03/1984
(75) 17.23 ft on 01/28/1962
(76) 17.02 ft on 10/12/1961
(77) 16.79 ft on 08/05/1992
(78) 16.74 ft on 04/27/2009
(79) 16.68 ft on 06/24/2003
(80) 16.64 ft on 05/28/1996
(81) 16.55 ft on 05/21/1977
(82) 16.39 ft on 04/29/1984
(83) 16.12 ft on 06/11/1967
(84) 16.04 ft on 03/11/1973
(85) 16.00 ft on 05/26/1982
(86) 15.97 ft on 06/24/1963
(87) 15.80 ft on 04/14/1973
(88) 15.76 ft on 05/04/1961
(89) 15.72 ft on 09/08/1963
(90) 15.65 ft on 06/10/1984
(91) 15.64 ft on 08/13/2005
(92) 15.55 ft on 03/24/1962
(93) 15.54 ft on 07/27/1981
(94) 15.39 ft on 07/12/1989
(95) 15.18 ft on 07/04/1971
(96) 15.14 ft on 09/08/1989
(97) 15.14 ft on 04/15/1973
(98) 14.94 ft on 04/15/1999
(99) 14.89 ft on 06/24/1975
(100) 14.82 ft on 06/08/1961
(101) 14.80 ft on 06/18/1975
(102) 14.56 ft on 11/14/1972
(103) 14.47 ft on 05/28/2002
(104) 14.40 ft on 05/21/1974
(105) 14.30 ft on 08/29/1989
(106) 14.27 ft on 03/20/1982
(107) 14.19 ft on 08/02/1969
(108) 14.00 ft on 02/28/1979
(109) 13.98 ft on 05/29/1962
(110) 13.95 ft on 04/22/1984
(111) 13.86 ft on 07/31/1985
(112) 13.76 ft on 06/03/1962
(113) 13.75 ft on 08/28/1977
(114) 13.70 ft on 06/09/1975
(115) 13.70 ft on 05/01/1972
(116) 13.66 ft on 06/15/1965
(117) 13.55 ft on 07/01/1965
(118) 13.40 ft on 04/17/1978
(119) 13.37 ft on 05/06/1987
(120) 13.31 ft on 06/17/1985
(121) 13.20 ft on 06/30/1987
(122) 13.16 ft on 08/22/1977
(123) 13.14 ft on 05/12/1982
(124) 13.04 ft on 03/18/1987
(125) 12.85 ft on 08/06/1992
(126) 12.84 ft on 09/09/1972
(127) 12.83 ft on 03/05/2004
(128) 12.83 ft on 02/27/1965
(129) 12.74 ft on 06/13/1965
(130) 12.70 ft on 08/03/1972
(131) 12.65 ft on 02/19/1971
(132) 12.56 ft on 11/16/1961
(133) 12.38 ft on 03/30/1998
(134) 12.36 ft on 09/20/1978
(135) 12.36 ft on 05/22/1969
(136) 12.34 ft on 07/01/1986
(137) 12.18 ft on 07/15/1989
(138) 12.16 ft on 05/20/1984
(139) 12.04 ft on 06/17/1970
(140) 12.03 ft on 04/03/1980
(141) 11.98 ft on 01/30/1984
(142) 11.89 ft on 01/17/1973
(143) 11.76 ft on 05/13/1972
(144) 11.76 ft on 05/17/1986
(145) 11.76 ft on 04/02/1987
(146) 11.71 ft on 11/17/1971
(147) 11.63 ft on 04/28/1963
(148) 11.60 ft on 05/04/1987
(149) 11.54 ft on 06/09/1982
(150) 11.49 ft on 10/30/1961
(151) 11.44 ft on 07/03/1982
(152) 11.43 ft on 08/25/1989
(153) 11.34 ft on 03/22/1984
(154) 11.25 ft on 06/15/1971
(155) 11.17 ft on 10/09/1985
(156) 11.15 ft on 05/31/1982
(157) 11.14 ft on 06/15/1964
(158) 11.13 ft on 07/13/1992
(159) 11.10 ft on 02/17/1982
(160) 10.88 ft on 06/14/1984
(161) 10.83 ft on 06/24/1979
(162) 10.83 ft on 07/05/1979
(163) 10.79 ft on 06/15/1982
(164) 10.77 ft on 05/14/1985
(165) 10.68 ft on 07/06/1982
(166) 10.63 ft on 07/23/1978
(167) 10.57 ft on 04/17/2013
(168) 10.54 ft on 09/10/2006
(169) 10.51 ft on 05/25/1987
(170) 10.46 ft on 09/13/1977
(171) 10.46 ft on 08/17/1977
(172) 10.45 ft on 06/07/1990
(173) 10.45 ft on 06/20/1987
(174) 10.43 ft on 06/01/1970
(175) 10.35 ft on 08/21/1986
(176) 10.33 ft on 07/30/1992
(177) 10.25 ft on 04/15/2012
(178) 10.20 ft on 06/14/1990
(179) 10.01 ft on 06/15/1983
(180) 9.97 ft on 09/02/1992
(181) 9.77 ft on 08/03/1992
(182) 9.57 ft on 09/08/1992
(183) 9.52 ft on 02/09/1966
(184) 9.44 ft on 07/04/2000
(185) 6.76 ft on 09/11/2014

(P): Preliminary values subject to further review.