Historic Crests
(1) 34.50 ft on 11/23/1979
(2) 33.84 ft on 05/27/1968
(3) 33.64 ft on 03/12/1974
(4) 33.50 ft on 04/03/1983
(5) 33.17 ft on 07/02/2007
(6) 32.50 ft on 06/03/1982
(7) 32.10 ft on 06/24/1977
(8) 31.60 ft on 03/31/1980
(9) 31.50 ft on 09/16/1998
(10) 31.00 ft on 04/28/1999
(11) 30.71 ft on 03/26/1973
(12) 30.46 ft on 05/10/2002
(13) 30.34 ft on 07/05/1976
(14) 29.90 ft on 03/26/1978
(15) 29.50 ft on 08/20/1981
(16) 29.38 ft on 05/01/2017
(17) 29.35 ft on 02/23/1996
(18) 29.35 ft on 02/23/1997
(19) 29.03 ft on 05/17/1970
(20) 28.70 ft on 06/24/1967
(21) 28.60 ft on 12/17/1971
(22) 28.40 ft on 02/02/1975
(23) 27.64 ft on 01/07/2005
(24) 27.38 ft on 10/10/2009
(25) 27.37 ft on 05/10/2009
(26) 27.36 ft on 06/02/2013
(27) 27.03 ft on 12/29/2015
(28) 26.74 ft on 09/16/2008
(29) 26.63 ft on 08/07/2013
(30) 26.48 ft on 03/06/2004
(31) 26.40 ft on 11/16/1972
(32) 26.29 ft on 02/27/2001
(33) 26.12 ft on 03/22/2012
(34) 26.01 ft on 05/02/2012
(35) 25.89 ft on 06/11/2008
(36) 25.39 ft on 04/12/2008
(37) 25.06 ft on 04/30/2009
(38) 24.72 ft on 04/02/2008
(39) 24.70 ft on 05/26/2015
(40) 24.68 ft on 05/10/2008
(41) 24.38 ft on 04/23/2017
(42) 24.37 ft on 05/29/2008
(43) 24.29 ft on 07/10/2015
(44) 24.23 ft on 06/18/2009
(45) 24.19 ft on 03/31/2009
(46) 23.92 ft on 06/03/2008
(47) 23.82 ft on 12/15/2015
(48) 23.73 ft on 11/29/2015
(49) 23.72 ft on 04/20/2013
(50) 23.40 ft on 05/17/2009
(51) 23.02 ft on 06/07/2013
(52) 22.82 ft on 06/28/2015
(53) 22.82 ft on 10/09/2016
(54) 22.74 ft on 04/26/2008
(55) 22.59 ft on 02/13/2009
(56) 22.53 ft on 02/26/2011
(57) 22.48 ft on 06/19/2013
(58) 22.37 ft on 07/06/2017
(59) 22.32 ft on 04/25/2013
(60) 22.15 ft on 04/28/2013
(61) 22.14 ft on 05/31/2015
(62) 22.09 ft on 05/19/2015
(63) 22.09 ft on 08/02/2013
(64) 21.94 ft on 03/20/2008
(65) 21.90 ft on 05/22/2013
(66) 21.85 ft on 04/21/2009
(67) 21.76 ft on 05/12/2015
(68) 21.63 ft on 05/02/2006
(69) 21.55 ft on 05/18/2003
(70) 21.51 ft on 04/28/2017
(71) 21.41 ft on 02/23/2010
(72) 21.16 ft on 05/13/2017
(73) 21.09 ft on 04/18/2017
(74) 21.09 ft on 04/14/2009
(75) 21.07 ft on 11/08/2008
(76) 20.87 ft on 06/07/2008
(77) 20.60 ft on 11/02/2013
(78) 20.55 ft on 06/19/2017
(79) 20.47 ft on 05/13/2016
(80) 20.41 ft on 03/04/2008
(81) 20.40 ft on 03/26/2009
(82) 20.32 ft on 08/24/2017
(83) 20.00 ft on 05/05/2013

(P): Preliminary values subject to further review.