Historic Crests
(1) 52.50 ft on 04/27/1900
(2) 51.46 ft on 04/22/1979
(3) 51.39 ft on 03/04/1961
(4) 50.60 ft on 04/23/1979
(5) 48.90 ft on 07/23/1916
(6) 48.40 ft on 09/02/1929
(7) 48.30 ft on 03/31/1980
(8) 48.00 ft on 04/10/1938
(9) 47.82 ft on 12/29/1961
(10) 47.36 ft on 03/02/1991
(11) 46.60 ft on 12/30/1961
(12) 45.52 ft on 04/02/1976
(13) 45.20 ft on 02/24/1990
(14) 45.20 ft on 03/04/1991
(15) 44.10 ft on 05/31/1983
(16) 43.52 ft on 02/06/1999
(17) 43.31 ft on 04/02/2009
(18) 42.90 ft on 04/16/1964
(19) 42.89 ft on 03/07/1971
(20) 42.77 ft on 04/15/1977
(21) 42.76 ft on 04/12/2000
(22) 42.60 ft on 04/17/1983
(23) 42.00 ft on 05/11/1991
(24) 41.76 ft on 02/22/1966
(25) 41.50 ft on 01/07/1974
(26) 41.50 ft on 12/15/1983
(27) 41.01 ft on 03/02/2003
(28) 40.90 ft on 03/15/1983
(29) 40.71 ft on 02/05/1996
(30) 40.58 ft on 12/16/2004
(31) 40.50 ft on 02/22/1965
(32) 40.19 ft on 03/11/1989
(33) 39.98 ft on 04/28/1982
(34) 39.70 ft on 01/28/1990
(35) 39.24 ft on 02/09/2010
(36) 38.86 ft on 04/04/1994
(37) 38.83 ft on 01/03/2016
(38) 38.72 ft on 04/07/1981
(39) 38.60 ft on 06/06/1991
(40) 38.20 ft on 03/23/1990
(41) 37.60 ft on 04/25/1991
(42) 37.30 ft on 03/09/1997
(43) 36.76 ft on 06/27/2017
(44) 36.55 ft on 01/16/1993
(45) 36.12 ft on 02/28/2006
(46) 36.02 ft on 02/18/1994
(47) 35.91 ft on 04/05/1994
(48) 35.88 ft on 02/09/1985
(49) 35.73 ft on 04/30/1995
(50) 35.20 ft on 01/02/1991
(51) 34.90 ft on 03/12/1996
(52) 34.16 ft on 02/28/2016 (P)
(53) 34.05 ft on 12/08/1991
(54) 33.87 ft on 04/04/2005
(55) 33.80 ft on 07/08/1989
(56) 33.78 ft on 02/08/2016
(57) 33.25 ft on 01/21/1988
(58) 33.10 ft on 02/02/1994
(59) 32.97 ft on 04/06/2016
(60) 32.79 ft on 04/09/2017
(61) 32.46 ft on 03/14/1994
(62) 32.35 ft on 01/03/2007
(63) 31.11 ft on 01/30/2016
(64) 31.04 ft on 04/16/2016
(65) 30.80 ft on 12/10/1991
(66) 30.61 ft on 03/06/1994
(67) 29.62 ft on 07/04/2017
(68) 29.60 ft on 12/19/1992
(69) 29.21 ft on 03/21/2016 (P)

(P): Preliminary values subject to further review.