Historic Crests
(1) 34.60 ft on 06/17/1833
(2) 33.00 ft on 04/20/1927
(3) 32.60 ft on 05/25/1844
(4) 30.50 ft on 06/13/1877
(5) 30.45 ft on 04/21/1945
(6) 30.05 ft on 05/27/1943
(7) 29.71 ft on 06/05/2019
(8) 29.70 ft on 08/01/1866
(9) 29.60 ft on 03/22/1858
(10) 29.60 ft on 04/17/1844
(11) 29.30 ft on 07/07/1876
(12) 29.20 ft on 05/01/1826
(13) 29.10 ft on 05/06/1840
(14) 28.50 ft on 06/05/1823
(15) 28.34 ft on 05/16/1943
(16) 28.30 ft on 03/01/1867
(17) 28.18 ft on 06/22/1935
(18) 28.18 ft on 06/23/1935
(19) 28.13 ft on 04/21/1945
(20) 28.10 ft on 02/23/1857
(21) 28.00 ft on 03/18/1825
(22) 27.90 ft on 05/20/1892
(23) 27.87 ft on 05/31/1957
(24) 27.80 ft on 06/11/1904
(25) 27.70 ft on 05/08/1990
(26) 27.50 ft on 06/10/1822
(27) 27.50 ft on 05/11/1898
(28) 27.30 ft on 05/28/1878
(29) 27.30 ft on 02/02/1916
(30) 27.20 ft on 09/22/1826
(31) 27.10 ft on 02/16/1884
(32) 26.22 ft on 04/24/1973
(33) 25.00 ft on 12/04/1982
(34) 24.93 ft on 01/02/2016
(35) 24.81 ft on 11/27/1973
(36) 24.12 ft on 05/05/1944
(37) 23.30 ft on 10/13/1986
(38) 22.89 ft on 06/03/2015
(39) 20.91 ft on 04/02/1985
(40) 20.43 ft on 12/29/1987
(41) 20.28 ft on 05/13/2015
(42) 20.03 ft on 05/14/1993
(43) 20.02 ft on 06/18/1995
(44) 18.81 ft on 12/17/1992
(45) 17.66 ft on 11/26/1996
(46) 17.14 ft on 12/23/1984
(47) 15.13 ft on 06/24/2000
(48) 14.84 ft on 11/06/1994
(49) 13.93 ft on 12/23/1991

(P): Preliminary values subject to further review.