Historic Crests
(1) 22.79 ft on 04/28/1958
(2) 21.97 ft on 04/06/1997
(3) 21.20 ft on 03/11/2016
(4) 20.81 ft on 06/10/1974
(5) 20.81 ft on 05/10/1974
(6) 20.69 ft on 10/31/2009
(7) 20.50 ft on 10/16/2009
(8) 19.56 ft on 03/10/1990
(9) 19.56 ft on 03/10/1990
(10) 19.50 ft on 12/21/2001
(11) 18.63 ft on 04/30/1991
(12) 18.35 ft on 04/24/1974
(13) 17.68 ft on 04/26/1973
(14) 17.64 ft on 02/25/2018
(15) 17.27 ft on 05/03/1966
(16) 17.20 ft on 03/02/2001
(17) 17.07 ft on 02/04/1975
(18) 17.05 ft on 02/04/1990
(19) 17.05 ft on 02/04/1990
(20) 17.00 ft on 03/14/2015
(21) 16.96 ft on 02/01/1999
(22) 16.68 ft on 12/29/1982
(23) 16.60 ft on 04/26/1964
(24) 16.56 ft on 04/01/1989
(25) 16.56 ft on 04/01/1989
(26) 16.53 ft on 05/05/1991
(27) 16.46 ft on 12/06/1973
(28) 16.38 ft on 12/30/1987
(29) 16.12 ft on 03/12/1992
(30) 16.10 ft on 05/03/2016
(31) 15.97 ft on 07/03/1989
(32) 15.97 ft on 05/20/1990
(33) 15.97 ft on 05/20/1990
(34) 15.94 ft on 05/04/1975
(35) 15.92 ft on 06/06/1990
(36) 15.92 ft on 06/06/1990
(37) 15.89 ft on 04/10/1990
(38) 15.89 ft on 04/10/1990
(39) 15.78 ft on 12/11/1986
(40) 15.66 ft on 02/13/1965
(41) 15.65 ft on 12/12/1973
(42) 15.65 ft on 12/12/1972
(43) 15.63 ft on 10/25/1984
(44) 15.60 ft on 12/24/2013
(45) 15.56 ft on 04/07/1999
(46) 15.54 ft on 04/25/1979
(47) 15.40 ft on 03/23/2012
(48) 15.21 ft on 04/14/2017
(49) 14.59 ft on 12/31/2015
(50) 14.46 ft on 06/18/2016
(51) 14.45 ft on 04/18/2017
(52) 14.26 ft on 04/23/2016
(53) 14.13 ft on 02/27/2016
(54) 14.10 ft on 02/12/2010
(55) 14.08 ft on 08/21/2016
(56) 13.98 ft on 04/01/2018
(57) 13.90 ft on 04/10/2014
(58) 13.64 ft on 01/21/2017
(59) 13.60 ft on 12/04/2015
(60) 13.60 ft on 11/27/2013
(61) 13.34 ft on 04/06/2017
(62) 13.34 ft on 12/24/2017
(63) 13.20 ft on 03/08/2014
(64) 13.16 ft on 04/05/2016
(65) 13.12 ft on 01/02/2017
(66) 13.12 ft on 01/01/2017
(67) 13.10 ft on 04/08/2012
(68) 12.68 ft on 04/15/2016
(69) 12.65 ft on 12/19/2015
(70) 12.62 ft on 01/27/2016
(71) 12.42 ft on 11/22/2015
(72) 12.30 ft on 02/10/2014
(73) 12.05 ft on 03/05/2017
(74) 11.89 ft on 01/13/2016
(75) 11.84 ft on 03/27/2017

(P): Preliminary values subject to further review.