Historic Crests
(1) 17.72 ft on 10/17/1942
(2) 17.30 ft on 03/19/1936
(3) 15.45 ft on 06/24/1972
(4) 14.30 ft on 04/28/1937
(5) 14.05 ft on 11/26/1877
(6) 13.88 ft on 01/21/1996
(7) 13.80 ft on 02/14/1918
(8) 13.75 ft on 09/09/1996
(9) 13.63 ft on 02/12/1881
(10) 12.80 ft on 05/14/1924
(11) 11.76 ft on 11/07/1985
(12) 11.27 ft on 09/19/2003
(13) 11.10 ft on 08/24/1933
(14) 10.50 ft on 03/02/1902
(15) 10.42 ft on 03/15/2010
(16) 9.80 ft on 10/13/1893
(17) 9.63 ft on 06/05/2018
(18) 9.60 ft on 06/05/2018
(19) 9.01 ft on 04/18/2011
(20) 8.97 ft on 09/11/2018
(21) 8.90 ft on 10/15/1954
(22) 8.88 ft on 05/18/2014
(23) 8.81 ft on 09/30/2018
(24) 8.80 ft on 08/20/1955
(25) 8.70 ft on 09/06/1996
(26) 8.64 ft on 09/12/2018
(27) 8.63 ft on 05/20/2011
(28) 8.45 ft on 09/29/2018
(29) 8.29 ft on 03/06/1993
(30) 8.10 ft on 04/01/1929
(31) 8.02 ft on 09/11/2018
(32) 7.90 ft on 09/18/1876
(33) 7.84 ft on 02/06/1998
(34) 7.81 ft on 03/12/2011
(35) 7.80 ft on 10/30/1924
(36) 7.80 ft on 10/30/1937
(37) 7.68 ft on 01/27/2010
(38) 7.62 ft on 11/01/2012
(39) 7.61 ft on 03/23/1998
(40) 7.59 ft on 09/29/2018
(41) 7.56 ft on 09/10/2018
(42) 7.51 ft on 05/19/2018
(43) 7.48 ft on 05/20/2018
(44) 7.45 ft on 05/20/2018
(45) 7.34 ft on 02/07/1998
(46) 7.32 ft on 09/12/2018
(47) 7.29 ft on 09/30/2018
(48) 7.23 ft on 09/21/2003
(49) 7.20 ft on 03/30/1994
(50) 7.18 ft on 03/22/1998
(51) 7.13 ft on 09/23/2003
(52) 7.11 ft on 09/09/2011
(53) 7.08 ft on 09/10/2018
(54) 7.06 ft on 04/16/2011
(55) 7.06 ft on 03/21/1998
(56) 7.00 ft on 09/30/1896
(57) 6.82 ft on 02/19/1998
(58) 6.73 ft on 01/10/1998
(59) 6.53 ft on 04/18/1993
(60) 6.49 ft on 03/25/1993
(61) 6.48 ft on 03/07/2018
(62) 6.48 ft on 11/09/1997
(63) 6.44 ft on 10/04/2015
(64) 6.36 ft on 06/24/2018
(65) 6.34 ft on 05/25/2017
(66) 6.31 ft on 10/05/2015
(67) 6.30 ft on 03/07/2018
(68) 6.29 ft on 12/10/1992
(69) 6.28 ft on 03/22/2003
(70) 6.26 ft on 05/10/2013
(71) 6.24 ft on 01/03/2003
(72) 6.23 ft on 10/06/2015
(73) 6.22 ft on 10/29/2015
(74) 6.22 ft on 03/09/1998
(75) 6.22 ft on 04/16/2018
(76) 6.16 ft on 03/10/2013
(77) 6.02 ft on 10/04/2015
(78) 6.00 ft on 07/23/2018
(79) 6.00 ft on 04/18/2018
(80) 5.97 ft on 03/28/2010
(81) 5.97 ft on 11/01/1991

(P): Preliminary values subject to further review.