Historic Crests
(1) 26.94 ft on 07/09/2003
(2) 26.50 ft on 03/26/1913
(3) 25.10 ft on 06/18/2015
(4) 24.40 ft on 03/14/1982
(5) 24.31 ft on 02/25/1985
(6) 24.24 ft on 01/14/2005
(7) 24.22 ft on 02/10/1959
(8) 24.13 ft on 07/17/1992
(9) 23.90 ft on 07/16/1992
(10) 23.81 ft on 12/31/1990
(11) 23.62 ft on 02/08/2008
(12) 23.60 ft on 02/15/1950
(13) 23.55 ft on 03/23/1978
(14) 23.40 ft on 05/18/1943
(15) 23.13 ft on 01/25/1999
(16) 22.86 ft on 01/22/1974
(17) 22.69 ft on 06/04/1980
(18) 22.59 ft on 03/05/1979
(19) 22.49 ft on 03/03/2011
(20) 22.42 ft on 04/23/1972
(21) 22.32 ft on 12/19/1977
(22) 22.26 ft on 02/18/1976
(23) 22.10 ft on 03/14/1939
(24) 22.00 ft on 04/12/1944
(25) 22.00 ft on 01/16/1937
(26) 21.99 ft on 06/04/1997
(27) 21.98 ft on 04/29/1959
(28) 21.97 ft on 02/03/1968
(29) 21.92 ft on 12/11/1966
(30) 21.88 ft on 03/09/2009
(31) 21.86 ft on 02/12/2009
(32) 21.84 ft on 03/01/1997
(33) 21.80 ft on 04/26/1961
(34) 21.68 ft on 05/26/2017
(35) 21.61 ft on 01/06/2005
(36) 21.58 ft on 04/28/2019 (P)
(37) 21.57 ft on 03/04/1955
(38) 21.54 ft on 05/11/2003
(39) 21.49 ft on 04/08/1957
(40) 21.48 ft on 06/15/1981
(41) 21.40 ft on 05/20/2019 (P)
(42) 21.25 ft on 05/10/2003
(43) 21.21 ft on 06/28/2015
(44) 21.12 ft on 05/29/1996
(45) 21.11 ft on 07/05/1993
(46) 21.10 ft on 04/10/1938
(47) 21.01 ft on 04/29/2011
(48) 20.96 ft on 01/16/2007
(49) 20.95 ft on 01/21/1996
(50) 20.93 ft on 01/11/1950
(51) 20.91 ft on 01/27/1950
(52) 20.75 ft on 08/05/2003
(53) 20.68 ft on 06/14/2004
(54) 20.66 ft on 04/23/1964
(55) 20.61 ft on 12/07/1950
(56) 20.58 ft on 03/08/1963
(57) 20.50 ft on 04/10/1998
(58) 20.49 ft on 06/14/1958
(59) 20.48 ft on 05/17/1990
(60) 20.46 ft on 01/31/1969
(61) 20.43 ft on 03/22/1948
(62) 20.42 ft on 02/24/1982
(63) 20.40 ft on 03/13/1952
(64) 20.39 ft on 04/12/2013
(65) 20.32 ft on 05/26/1989
(66) 20.30 ft on 06/02/1947
(67) 20.30 ft on 01/16/1950
(68) 20.22 ft on 02/23/1990
(69) 20.19 ft on 01/05/1950
(70) 20.17 ft on 02/26/1975
(71) 20.16 ft on 02/23/1951
(72) 20.14 ft on 04/13/1994
(73) 20.14 ft on 11/30/2011
(74) 20.10 ft on 11/13/1992
(75) 20.00 ft on 01/27/1962
(76) 19.99 ft on 03/31/2002
(77) 19.96 ft on 04/07/1964
(78) 19.73 ft on 12/29/2015
(79) 19.65 ft on 05/26/2011
(80) 19.62 ft on 09/11/1992
(81) 19.60 ft on 09/12/1992
(82) 19.53 ft on 02/19/2011
(83) 19.50 ft on 04/12/1942
(84) 19.50 ft on 05/14/1933
(85) 19.49 ft on 01/06/2004
(86) 19.36 ft on 01/27/1952
(87) 19.30 ft on 04/21/1940
(88) 19.25 ft on 07/19/1996
(89) 19.18 ft on 03/03/2007
(90) 19.16 ft on 03/05/1976
(91) 19.16 ft on 02/14/1976
(92) 19.07 ft on 01/28/1994
(93) 19.05 ft on 04/05/1989
(94) 19.04 ft on 01/29/1994
(95) 19.04 ft on 03/16/1973
(96) 19.02 ft on 04/21/1957
(97) 19.00 ft on 04/15/1948
(98) 18.96 ft on 01/07/2007
(99) 18.96 ft on 06/15/2000
(100) 18.94 ft on 04/19/1992
(101) 18.91 ft on 12/30/2005
(102) 18.85 ft on 12/06/2011
(103) 18.85 ft on 01/23/1959
(104) 18.85 ft on 05/11/2021 (P)
(105) 18.83 ft on 07/26/1990
(106) 18.83 ft on 04/05/1974
(107) 18.83 ft on 04/17/1972
(108) 18.82 ft on 04/06/2009
(109) 18.80 ft on 01/05/1993
(110) 18.80 ft on 12/14/2007
(111) 18.79 ft on 03/21/1984
(112) 18.79 ft on 03/09/1993
(113) 18.72 ft on 03/28/1950
(114) 18.69 ft on 06/26/1981
(115) 18.68 ft on 12/26/2013
(116) 18.68 ft on 03/29/1967
(117) 18.64 ft on 11/15/1972
(118) 18.60 ft on 03/24/2007
(119) 18.56 ft on 03/15/1964
(120) 18.52 ft on 03/11/1980
(121) 18.50 ft on 06/21/1945
(122) 18.49 ft on 02/11/1960
(123) 18.46 ft on 03/20/2008
(124) 18.45 ft on 05/24/2011
(125) 18.45 ft on 04/07/1978
(126) 18.45 ft on 02/03/1970
(127) 18.43 ft on 02/23/1971
(128) 18.41 ft on 04/13/1972
(129) 18.40 ft on 06/07/1947
(130) 18.36 ft on 04/11/1995
(131) 18.29 ft on 02/15/1949
(132) 18.23 ft on 01/18/2012
(133) 18.22 ft on 02/02/2002
(134) 18.22 ft on 03/18/2007
(135) 18.20 ft on 03/01/1999
(136) 18.20 ft on 02/17/1990
(137) 18.19 ft on 09/27/2003
(138) 18.16 ft on 01/19/1949
(139) 18.14 ft on 02/26/2018 (P)
(140) 18.10 ft on 05/07/1935
(141) 18.10 ft on 05/03/1947
(142) 18.09 ft on 01/01/2007
(143) 18.03 ft on 03/17/1984
(144) 18.02 ft on 12/21/1957
(145) 18.02 ft on 04/20/1970
(146) 18.02 ft on 04/27/2007
(147) 18.00 ft on 12/05/2006
(148) 18.00 ft on 12/24/1996
(149) 18.00 ft on 12/28/1973
(150) 17.99 ft on 08/08/1998
(151) 17.99 ft on 08/06/1998
(152) 17.93 ft on 12/02/2006
(153) 17.93 ft on 03/26/1984
(154) 17.88 ft on 02/15/2005
(155) 17.82 ft on 02/09/2005
(156) 17.81 ft on 05/22/1949
(157) 17.80 ft on 12/28/2008
(158) 17.80 ft on 02/19/1998
(159) 17.80 ft on 01/31/1947
(160) 17.76 ft on 07/01/1957
(161) 17.75 ft on 07/19/1993
(162) 17.73 ft on 12/23/1990
(163) 17.73 ft on 03/19/1986
(164) 17.69 ft on 11/17/1955
(165) 17.67 ft on 08/31/2004
(166) 17.65 ft on 06/10/1996
(167) 17.64 ft on 07/24/1998
(168) 17.64 ft on 03/22/1998
(169) 17.64 ft on 02/27/1962
(170) 17.64 ft on 01/29/1949
(171) 17.62 ft on 12/18/2001
(172) 17.60 ft on 03/04/1953
(173) 17.56 ft on 01/19/1969
(174) 17.54 ft on 05/02/1983
(175) 17.52 ft on 04/24/2005
(176) 17.52 ft on 03/15/2003
(177) 17.51 ft on 04/19/1961
(178) 17.49 ft on 01/05/1982
(179) 17.48 ft on 12/29/1968
(180) 17.48 ft on 07/16/1958
(181) 17.47 ft on 12/25/1979
(182) 17.46 ft on 01/06/1955
(183) 17.43 ft on 01/21/1952
(184) 17.42 ft on 04/25/1952
(185) 17.40 ft on 11/21/1950
(186) 17.38 ft on 04/01/1985
(187) 17.35 ft on 11/03/1972
(188) 17.34 ft on 03/14/2010
(189) 17.31 ft on 03/05/1965
(190) 17.30 ft on 02/13/1984
(191) 17.30 ft on 12/31/1945
(192) 17.28 ft on 12/12/1983
(193) 17.26 ft on 01/02/1985
(194) 17.26 ft on 03/12/1967
(195) 17.23 ft on 03/15/2016
(196) 17.23 ft on 03/07/2008
(197) 17.23 ft on 01/04/1951
(198) 17.21 ft on 04/11/1972
(199) 17.17 ft on 02/10/2001
(200) 17.16 ft on 12/08/1957
(201) 17.10 ft on 02/19/1948
(202) 17.08 ft on 04/23/1984
(203) 17.04 ft on 03/23/1961

(P): Preliminary values subject to further review.