Historic Crests
(1) 39.68 ft on 08/30/2017
(2) 37.50 ft on 10/20/1994
(3) 34.29 ft on 04/22/1979
(4) 33.70 ft on 05/22/1989
(5) 32.37 ft on 07/02/1989
(6) 31.90 ft on 06/10/2001
(7) 31.43 ft on 07/28/1979
(8) 31.03 ft on 10/22/2006
(9) 31.00 ft on 09/01/1963
(10) 30.84 ft on 06/06/2016
(11) 30.83 ft on 06/11/1975
(12) 30.65 ft on 10/31/2002
(13) 30.25 ft on 06/14/1973
(14) 29.76 ft on 11/27/1976
(15) 29.70 ft on 11/26/1986
(16) 29.49 ft on 06/28/2004
(17) 29.48 ft on 01/22/1974
(18) 29.42 ft on 11/07/1981
(19) 29.42 ft on 06/07/1981
(20) 29.23 ft on 06/13/1987
(21) 29.10 ft on 07/30/2006
(22) 28.81 ft on 01/24/1980
(23) 28.78 ft on 09/16/1998
(24) 28.67 ft on 03/08/1992
(25) 28.64 ft on 12/29/1982
(26) 28.62 ft on 01/10/1998
(27) 28.42 ft on 11/24/1975
(28) 28.42 ft on 11/24/1977
(29) 28.20 ft on 11/29/2001
(30) 28.15 ft on 04/19/2015
(31) 28.13 ft on 05/28/2015
(32) 28.13 ft on 11/17/1998
(33) 28.08 ft on 03/04/1993
(34) 28.03 ft on 01/31/1995
(35) 27.88 ft on 12/15/1998
(36) 27.84 ft on 04/09/1991
(37) 27.80 ft on 10/30/1970
(38) 27.79 ft on 03/15/2015
(39) 27.78 ft on 06/23/1993
(40) 27.71 ft on 09/30/1996
(41) 27.64 ft on 11/15/2008
(42) 27.61 ft on 06/11/1986
(43) 27.55 ft on 04/28/2009
(44) 27.46 ft on 07/13/1987
(45) 27.38 ft on 03/19/1997
(46) 27.28 ft on 06/26/1968
(47) 27.20 ft on 02/25/1969
(48) 27.19 ft on 02/07/1992
(49) 27.15 ft on 01/21/1992
(50) 27.05 ft on 03/24/1985
(51) 26.99 ft on 02/14/2005
(52) 26.98 ft on 02/23/2012
(53) 26.95 ft on 11/04/2013
(54) 26.91 ft on 05/18/1982
(55) 26.83 ft on 10/16/2001
(56) 26.77 ft on 02/12/2010
(57) 26.72 ft on 05/15/1972
(58) 26.65 ft on 04/24/1977
(59) 26.42 ft on 09/18/2008
(60) 26.17 ft on 03/19/1995
(61) 26.04 ft on 01/29/1990
(62) 25.91 ft on 12/05/1983
(63) 25.88 ft on 05/20/1994
(64) 25.50 ft on 05/24/2000
(65) 25.43 ft on 02/24/2008
(66) 25.32 ft on 03/21/2012
(67) 25.22 ft on 01/28/2008
(68) 25.02 ft on 10/29/1975
(69) 23.77 ft on 12/27/1987
(70) 23.36 ft on 06/03/1970

(P): Preliminary values subject to further review.