Historic Crests
(1) 30.68 ft on 09/21/2018
(2) 29.80 ft on 09/23/1945
(3) 28.58 ft on 10/13/2016
(4) 26.00 ft on 10/09/1964
(5) 24.92 ft on 03/03/1979
(6) 24.90 ft on 09/12/1996
(7) 24.77 ft on 02/08/1973
(8) 24.30 ft on 07/21/1975
(9) 24.20 ft on 04/06/1973
(10) 24.16 ft on 03/24/1998
(11) 23.75 ft on 11/19/2018
(12) 23.72 ft on 04/15/2003
(13) 23.61 ft on 03/06/1987
(14) 23.34 ft on 03/08/1971
(15) 23.34 ft on 08/19/1969
(16) 23.30 ft on 09/20/1999
(17) 22.88 ft on 01/31/1978
(18) 22.88 ft on 12/21/1972
(19) 22.75 ft on 02/22/1995
(20) 22.71 ft on 11/27/2006
(21) 22.59 ft on 02/11/2010
(22) 22.51 ft on 12/28/2015
(23) 22.07 ft on 03/23/1983
(24) 21.88 ft on 01/05/2016
(25) 21.86 ft on 04/11/1993
(26) 21.78 ft on 04/03/1984
(27) 21.65 ft on 02/08/1972
(28) 21.65 ft on 03/07/1994
(29) 21.63 ft on 07/06/2013
(30) 21.59 ft on 03/26/2003
(31) 21.58 ft on 03/29/1989
(32) 21.48 ft on 06/12/2013
(33) 21.37 ft on 10/04/1999
(34) 21.33 ft on 03/12/2014
(35) 21.30 ft on 06/15/1982
(36) 21.13 ft on 10/07/2015
(37) 21.09 ft on 12/19/2018
(38) 21.09 ft on 01/08/2019
(39) 21.09 ft on 02/27/2019
(40) 21.06 ft on 12/14/2018
(41) 21.03 ft on 03/25/1980
(42) 20.97 ft on 01/15/2014
(43) 20.97 ft on 01/03/2019
(44) 20.94 ft on 02/21/1970
(45) 20.93 ft on 04/30/2017
(46) 20.91 ft on 03/10/2003
(47) 20.90 ft on 06/27/1973
(48) 20.86 ft on 01/14/1977
(49) 20.85 ft on 05/04/1997
(50) 20.84 ft on 02/24/2014
(51) 20.81 ft on 12/25/2018
(52) 20.77 ft on 09/10/2008
(53) 20.77 ft on 11/07/2015
(54) 20.76 ft on 11/27/1985
(55) 20.70 ft on 10/21/1999
(56) 20.69 ft on 12/06/2018
(57) 20.60 ft on 03/05/2009
(58) 20.60 ft on 08/10/1974
(59) 20.57 ft on 10/07/1989
(60) 20.52 ft on 02/06/1985
(61) 20.48 ft on 09/13/2004
(62) 20.46 ft on 03/09/2015
(63) 20.43 ft on 01/16/1991
(64) 20.40 ft on 06/18/2006
(65) 20.33 ft on 01/29/2010
(66) 20.30 ft on 01/31/1976
(67) 20.18 ft on 11/29/2018
(68) 20.13 ft on 04/08/2001
(69) 20.08 ft on 01/15/2015
(70) 20.01 ft on 04/23/2015
(71) 19.91 ft on 04/19/2007
(72) 19.90 ft on 04/28/1992
(73) 19.82 ft on 01/18/2005
(74) 19.79 ft on 02/15/1981
(75) 19.77 ft on 04/22/2014
(76) 19.59 ft on 12/29/2009
(77) 19.44 ft on 10/03/2010
(78) 19.43 ft on 01/26/2002
(79) 19.37 ft on 03/31/2012
(80) 19.35 ft on 09/02/2004
(81) 18.86 ft on 01/23/1988
(82) 18.70 ft on 08/17/2004
(83) 18.68 ft on 12/02/2011

(P): Preliminary values subject to further review.