Historic Crests
(1) 25.49 ft on 09/13/2017
(2) 25.41 ft on 04/11/1982
(3) 25.17 ft on 09/07/1933
(4) 24.53 ft on 09/09/2004
(5) 24.36 ft on 02/18/1998
(6) 24.35 ft on 06/17/1934
(7) 24.34 ft on 09/08/1950
(8) 24.06 ft on 09/29/2004
(9) 23.79 ft on 06/20/1982
(10) 23.78 ft on 06/25/1982
(11) 23.68 ft on 02/24/1998
(12) 23.61 ft on 03/21/1998
(13) 23.51 ft on 04/01/1987
(14) 23.39 ft on 09/10/1988
(15) 23.08 ft on 10/21/1944
(16) 23.02 ft on 12/28/1997
(17) 23.02 ft on 03/11/2003
(18) 22.87 ft on 07/02/2005
(19) 22.72 ft on 09/18/1945
(20) 22.68 ft on 03/07/2003
(21) 22.61 ft on 03/10/1998
(22) 22.57 ft on 03/12/1988
(23) 22.47 ft on 10/21/1950
(24) 22.41 ft on 08/05/2018
(25) 22.37 ft on 07/27/2018
(26) 22.36 ft on 08/06/2003
(27) 22.36 ft on 08/30/1949
(28) 22.34 ft on 06/17/2005
(29) 22.34 ft on 10/16/1995
(30) 22.30 ft on 03/31/1930
(31) 22.19 ft on 07/15/2005
(32) 22.18 ft on 04/07/1931
(33) 22.18 ft on 02/21/1983
(34) 22.17 ft on 12/24/2018
(35) 22.17 ft on 07/04/2018
(36) 22.16 ft on 03/16/2010
(37) 22.14 ft on 08/25/2008
(38) 22.14 ft on 09/25/1947
(39) 22.13 ft on 09/04/1995
(40) 22.12 ft on 03/26/1930
(41) 22.12 ft on 06/02/2018
(42) 22.11 ft on 07/10/2018
(43) 22.08 ft on 04/06/1984
(44) 22.07 ft on 09/13/1982
(45) 22.06 ft on 01/10/1998
(46) 22.03 ft on 01/04/1984
(47) 22.03 ft on 04/02/1996
(48) 22.03 ft on 01/18/1998
(49) 21.93 ft on 03/02/1946
(50) 21.87 ft on 03/22/1983
(51) 21.85 ft on 01/28/1998
(52) 21.85 ft on 10/05/1948
(53) 21.84 ft on 04/04/2005
(54) 21.82 ft on 07/20/2003
(55) 21.81 ft on 02/05/1998
(56) 21.80 ft on 04/17/1983
(57) 21.80 ft on 06/08/1991
(58) 21.76 ft on 10/06/1994
(59) 21.75 ft on 07/08/1996
(60) 21.73 ft on 09/01/1934
(61) 21.70 ft on 03/30/2005
(62) 21.68 ft on 01/26/1948
(63) 21.66 ft on 04/18/1931
(64) 21.65 ft on 10/26/1947
(65) 21.65 ft on 03/12/1948
(66) 21.64 ft on 08/03/1982
(67) 21.64 ft on 03/30/2003
(68) 21.63 ft on 07/28/1982
(69) 21.62 ft on 06/06/1982
(70) 21.60 ft on 03/08/1984
(71) 21.58 ft on 09/28/1949
(72) 21.56 ft on 03/02/1984
(73) 21.55 ft on 06/30/1930
(74) 21.55 ft on 03/31/2010
(75) 21.52 ft on 08/04/1945
(76) 21.51 ft on 01/08/1996
(77) 21.50 ft on 01/30/1984
(78) 21.49 ft on 10/12/1982
(79) 21.49 ft on 02/19/1952
(80) 21.49 ft on 09/20/1988
(81) 21.49 ft on 08/12/2005
(82) 21.48 ft on 04/11/1983
(83) 21.48 ft on 07/03/1930
(84) 21.48 ft on 03/22/1986
(85) 21.46 ft on 07/11/1983
(86) 21.46 ft on 03/07/1948
(87) 21.45 ft on 10/06/1992
(88) 21.45 ft on 08/18/2003
(89) 21.44 ft on 09/17/2001
(90) 21.43 ft on 05/27/2009
(91) 21.43 ft on 06/23/1930
(92) 21.43 ft on 07/14/1982
(93) 21.42 ft on 04/28/1998
(94) 21.42 ft on 01/21/1984
(95) 21.42 ft on 02/10/2006
(96) 21.41 ft on 10/04/1982
(97) 21.40 ft on 11/20/1994
(98) 21.40 ft on 07/13/1996
(99) 21.39 ft on 08/14/1948
(100) 21.37 ft on 03/11/1983
(101) 21.37 ft on 04/16/1995
(102) 21.35 ft on 07/05/1983
(103) 21.34 ft on 03/10/1931
(104) 21.34 ft on 08/24/1948
(105) 21.33 ft on 09/22/1943
(106) 21.33 ft on 09/18/1949
(107) 21.33 ft on 02/26/1952
(108) 21.32 ft on 07/21/1982
(109) 21.32 ft on 09/23/1949
(110) 21.32 ft on 08/27/1945
(111) 21.32 ft on 10/12/1949
(112) 21.31 ft on 08/21/1945
(113) 21.30 ft on 09/08/2003
(114) 21.30 ft on 05/06/1931
(115) 21.30 ft on 10/28/2004
(116) 21.29 ft on 10/21/2004
(117) 21.28 ft on 09/10/1949
(118) 21.28 ft on 06/01/1982
(119) 21.27 ft on 06/29/2003
(120) 21.25 ft on 04/18/1947
(121) 21.24 ft on 03/05/1931
(122) 21.22 ft on 03/23/1996
(123) 21.22 ft on 09/19/1995
(124) 21.22 ft on 08/01/1984
(125) 21.20 ft on 08/22/1994
(126) 21.19 ft on 04/10/1993
(127) 21.18 ft on 09/03/2002
(128) 21.15 ft on 08/06/2005
(129) 21.14 ft on 04/20/1930
(130) 21.13 ft on 10/11/1946
(131) 21.11 ft on 04/16/1996
(132) 21.11 ft on 07/21/1945
(133) 21.10 ft on 11/10/1947
(134) 21.10 ft on 11/14/1947
(135) 21.10 ft on 11/16/1949
(136) 21.09 ft on 09/24/2007
(137) 21.08 ft on 10/29/2005
(138) 21.08 ft on 01/25/1946
(139) 21.07 ft on 06/30/1991
(140) 21.07 ft on 09/08/1945
(141) 21.06 ft on 10/28/1949
(142) 21.06 ft on 09/04/1983
(143) 21.06 ft on 08/26/2003
(144) 21.06 ft on 08/29/2005
(145) 21.05 ft on 08/24/2012
(146) 21.05 ft on 07/07/2010
(147) 21.05 ft on 04/25/1996
(148) 21.03 ft on 01/23/1931
(149) 21.03 ft on 09/04/1948
(150) 21.03 ft on 08/13/1944
(151) 21.03 ft on 01/01/1946
(152) 21.01 ft on 09/21/1951
(153) 21.00 ft on 09/13/1946
(154) 21.00 ft on 08/13/1947
(155) 20.99 ft on 01/08/1931
(156) 20.99 ft on 08/22/1933
(157) 20.99 ft on 03/17/1946
(158) 20.99 ft on 08/03/1948
(159) 20.99 ft on 05/05/1983
(160) 20.98 ft on 08/19/1995
(161) 20.98 ft on 01/01/1931
(162) 20.97 ft on 08/24/1947
(163) 20.97 ft on 06/10/1930
(164) 20.96 ft on 07/18/1996
(165) 20.95 ft on 03/14/1987
(166) 20.95 ft on 04/30/1996
(167) 20.95 ft on 02/29/2004
(168) 20.94 ft on 09/17/2002
(169) 20.93 ft on 10/03/1998
(170) 20.92 ft on 04/08/1949
(171) 20.90 ft on 09/25/1948
(172) 20.89 ft on 12/22/1947
(173) 20.89 ft on 09/21/1930
(174) 20.88 ft on 03/22/1947
(175) 20.88 ft on 06/29/1995
(176) 20.88 ft on 08/14/1930
(177) 20.85 ft on 09/16/1948
(178) 20.84 ft on 09/15/1983
(179) 20.84 ft on 01/17/1986
(180) 20.83 ft on 09/10/1930
(181) 20.83 ft on 02/18/1993
(182) 20.82 ft on 03/28/1984
(183) 20.81 ft on 09/08/2005
(184) 20.77 ft on 05/05/1996
(185) 20.77 ft on 01/25/1995
(186) 20.73 ft on 09/28/2002
(187) 20.73 ft on 02/21/2003
(188) 20.73 ft on 12/13/1994
(189) 20.71 ft on 09/27/1998
(190) 20.71 ft on 08/19/1983
(191) 20.66 ft on 09/21/1994
(192) 20.63 ft on 01/05/2003
(193) 20.58 ft on 05/16/1987
(194) 20.58 ft on 12/17/1997
(195) 20.58 ft on 06/28/2012
(196) 20.55 ft on 03/21/2004
(197) 20.51 ft on 10/13/2011
(198) 20.50 ft on 01/28/2015
(199) 20.49 ft on 03/30/1995
(200) 20.48 ft on 08/31/2012
(201) 20.46 ft on 07/12/1989
(202) 20.43 ft on 04/13/2010
(203) 20.37 ft on 03/09/1930
(204) 20.36 ft on 09/05/1985
(205) 20.17 ft on 09/04/2010
(206) 20.16 ft on 09/05/2009
(207) 20.15 ft on 07/19/2014
(208) 20.10 ft on 10/11/1996
(209) 20.10 ft on 09/24/2012
(210) 20.09 ft on 10/05/2007
(211) 20.05 ft on 07/12/2014
(212) 20.01 ft on 06/08/2009

(P): Preliminary values subject to further review.