Historic Crests
(1) 40.11 ft on 06/24/1844
(2) 40.04 ft on 08/02/1993
(3) 37.50 ft on 10/07/1986
(4) 37.30 ft on 07/20/1951
(5) 36.80 ft on 06/07/1903
(6) 36.60 ft on 05/22/1943
(7) 36.50 ft on 04/29/1944
(8) 36.50 ft on 05/21/1995
(9) 36.40 ft on 04/26/1973
(10) 35.91 ft on 05/05/2017
(11) 35.40 ft on 04/15/1994
(12) 35.40 ft on 07/01/1947
(13) 35.20 ft on 06/08/1935
(14) 35.11 ft on 12/31/2015
(15) 34.80 ft on 06/29/1942
(16) 34.60 ft on 05/19/1990
(17) 34.00 ft on 02/26/1985
(18) 33.90 ft on 12/07/1982
(19) 33.90 ft on 05/04/1983
(20) 33.81 ft on 06/03/2013
(21) 33.60 ft on 06/30/1967
(22) 33.20 ft on 05/12/1961
(23) 33.20 ft on 03/27/1978
(24) 33.00 ft on 04/24/1927
(25) 33.00 ft on 04/21/1945
(26) 32.60 ft on 07/25/1958
(27) 32.20 ft on 04/08/1960
(28) 32.00 ft on 04/28/1976
(29) 31.82 ft on 09/17/2008
(30) 31.80 ft on 04/29/1952
(31) 31.80 ft on 04/23/1984
(32) 31.70 ft on 05/15/2002
(33) 31.60 ft on 04/13/1979
(34) 31.50 ft on 06/12/1982
(35) 30.50 ft on 06/10/2001
(36) 30.22 ft on 05/19/2010
(37) 30.20 ft on 05/21/1981
(38) 30.00 ft on 10/09/1998
(39) 29.60 ft on 06/02/1996
(40) 29.47 ft on 06/19/2008
(41) 29.38 ft on 06/22/2010
(42) 29.36 ft on 05/13/2007
(43) 29.00 ft on 06/19/1985
(44) 29.00 ft on 05/22/1986
(45) 29.00 ft on 04/05/1998
(46) 28.99 ft on 07/02/2008
(47) 28.80 ft on 02/27/1997
(48) 28.60 ft on 06/19/2009
(49) 28.30 ft on 04/16/1997
(50) 28.28 ft on 07/10/2010
(51) 28.19 ft on 05/02/2009
(52) 28.14 ft on 05/28/2011
(53) 28.10 ft on 10/14/1985
(54) 28.03 ft on 07/04/2011
(55) 27.72 ft on 12/19/2015
(56) 27.47 ft on 03/20/2008
(57) 27.36 ft on 04/20/2013
(58) 27.32 ft on 08/01/2008
(59) 27.30 ft on 04/17/1987
(60) 27.10 ft on 11/01/2009
(61) 27.09 ft on 01/06/2005
(62) 27.01 ft on 04/12/2008
(63) 26.71 ft on 09/25/2010
(64) 26.70 ft on 10/15/2018 (P)
(65) 26.69 ft on 06/01/2016
(66) 26.67 ft on 03/29/2010
(67) 26.60 ft on 12/12/1985
(68) 26.50 ft on 11/03/1984
(69) 26.43 ft on 04/28/2010
(70) 26.32 ft on 05/25/2017
(71) 26.30 ft on 02/24/1982
(72) 26.27 ft on 04/30/2011
(73) 26.06 ft on 05/23/2011
(74) 25.90 ft on 02/28/2001
(75) 25.56 ft on 05/01/2016
(76) 25.53 ft on 03/17/2010
(77) 25.49 ft on 08/26/2011
(78) 25.18 ft on 07/24/2010
(79) 25.11 ft on 10/10/2009
(80) 25.09 ft on 04/08/2017
(81) 25.04 ft on 06/07/2008
(82) 24.89 ft on 03/07/2004
(83) 21.24 ft on 05/12/2003
(84) 21.15 ft on 06/28/2000

(P): Preliminary values subject to further review.