Historic Crests
(1) 46.00 ft on 05/12/1882
(2) 44.82 ft on 04/03/1945
(3) 43.87 ft on 05/05/1958
(4) 43.08 ft on 05/17/1968
(5) 42.50 ft on 12/29/1987
(6) 41.29 ft on 02/26/2018
(7) 41.16 ft on 12/28/2009
(8) 39.59 ft on 06/12/1974
(9) 39.40 ft on 03/12/1990
(10) 39.15 ft on 02/03/1969
(11) 39.12 ft on 05/10/2009
(12) 38.69 ft on 12/07/1993
(13) 38.50 ft on 04/23/1973
(14) 38.10 ft on 12/07/1982
(15) 37.53 ft on 02/21/2001
(16) 37.44 ft on 12/21/2001
(17) 37.40 ft on 04/02/1989
(18) 37.28 ft on 09/08/2008
(19) 36.87 ft on 10/17/2009
(20) 36.87 ft on 10/17/2009
(21) 36.45 ft on 01/20/2007
(22) 36.26 ft on 04/13/2008
(23) 36.24 ft on 05/12/2019
(24) 36.00 ft on 03/17/2015
(25) 35.54 ft on 01/02/2016
(26) 35.39 ft on 05/07/1979
(27) 35.37 ft on 05/16/2015
(28) 35.14 ft on 03/24/2002
(29) 35.00 ft on 05/02/1991
(30) 34.96 ft on 05/08/2017
(31) 34.50 ft on 05/03/1997
(32) 34.16 ft on 03/17/1999
(33) 33.95 ft on 05/16/2023
(34) 33.58 ft on 03/24/2008
(35) 33.43 ft on 04/30/2011
(36) 33.13 ft on 03/15/2023
(37) 32.91 ft on 01/31/1994
(38) 32.82 ft on 06/22/2003
(39) 32.70 ft on 03/14/1992
(40) 32.63 ft on 01/11/2005
(41) 32.43 ft on 04/29/2015
(42) 32.41 ft on 02/14/2023
(43) 32.23 ft on 02/05/2023
(44) 32.21 ft on 12/05/1996
(45) 30.72 ft on 01/02/2001
(46) 30.69 ft on 01/22/1995
(47) 30.67 ft on 05/01/2015
(48) 30.42 ft on 09/21/2009
(49) 29.02 ft on 04/08/2023
(50) 28.73 ft on 12/19/1994
(51) 28.40 ft on 02/21/2008
(52) 28.00 ft on 11/28/2000
(53) 27.08 ft on 04/24/2011
(54) 26.81 ft on 06/25/2000
(55) 26.18 ft on 04/15/2017
(56) 26.18 ft on 01/05/2023

(P): Preliminary values subject to further review.