Historic Crests
(1) 47.60 ft on 01/01/1840
(2) 46.87 ft on 09/29/1861
(3) 43.00 ft on 01/01/1822
(4) 41.63 ft on 09/14/1878
(5) 41.50 ft on 02/23/1897
(6) 41.25 ft on 03/05/1899
(7) 39.35 ft on 04/01/1886
(8) 38.60 ft on 12/30/1901
(9) 38.50 ft on 05/23/1901
(10) 38.10 ft on 01/01/1865
(11) 37.90 ft on 03/05/1934
(12) 37.00 ft on 03/01/1902
(13) 36.67 ft on 01/14/1879
(14) 36.40 ft on 04/21/1901
(15) 36.25 ft on 01/07/1886
(16) 36.10 ft on 02/26/1875
(17) 36.10 ft on 03/14/1918
(18) 35.70 ft on 01/17/1877
(19) 35.60 ft on 01/02/1919
(20) 35.10 ft on 11/25/1877
(21) 34.80 ft on 03/28/1913
(22) 33.80 ft on 10/29/1937
(23) 33.30 ft on 08/03/1875
(24) 33.00 ft on 03/24/1903
(25) 33.00 ft on 06/14/1907
(26) 32.60 ft on 12/16/1901
(27) 32.00 ft on 02/04/1939
(28) 31.90 ft on 03/07/1955
(29) 31.60 ft on 04/11/1874
(30) 31.40 ft on 04/23/1870
(31) 31.40 ft on 06/24/1901
(32) 31.20 ft on 08/11/1897
(33) 31.20 ft on 03/18/1936
(34) 31.00 ft on 11/27/1900
(35) 31.00 ft on 04/02/1908
(36) 31.00 ft on 08/15/1940
(37) 30.96 ft on 03/23/1890
(38) 30.90 ft on 06/01/1889
(39) 30.60 ft on 10/03/1929
(40) 30.60 ft on 01/09/1946
(41) 30.50 ft on 12/31/1942
(42) 30.50 ft on 01/01/1943
(43) 30.40 ft on 03/29/1870
(44) 30.40 ft on 02/02/1950
(45) 30.10 ft on 01/17/1907
(46) 30.10 ft on 05/13/1924
(47) 30.00 ft on 11/20/2003
(48) 29.90 ft on 02/03/1915
(49) 29.71 ft on 03/02/2021
(50) 29.70 ft on 02/18/1893
(51) 29.70 ft on 03/05/1917
(52) 29.60 ft on 02/26/1972
(53) 29.20 ft on 07/17/1916
(54) 29.00 ft on 02/16/1908
(55) 29.00 ft on 02/16/1936
(56) 29.00 ft on 01/30/1957
(57) 28.90 ft on 01/15/1892
(58) 28.90 ft on 06/25/2016
(59) 28.70 ft on 03/13/2010
(60) 28.55 ft on 01/24/1906
(61) 28.50 ft on 03/10/1905
(62) 28.50 ft on 03/07/1967
(63) 28.50 ft on 02/23/2003
(64) 28.40 ft on 04/09/1895
(65) 28.00 ft on 05/13/1905
(66) 28.00 ft on 04/05/1977
(67) 27.90 ft on 03/12/1963
(68) 27.60 ft on 03/05/2015
(69) 27.50 ft on 02/18/1873
(70) 27.50 ft on 04/04/1901
(71) 27.50 ft on 01/21/1937
(72) 27.40 ft on 12/31/1969
(73) 27.40 ft on 01/19/1996
(74) 27.35 ft on 04/23/1892
(75) 27.30 ft on 02/14/1880
(76) 27.20 ft on 01/24/1935
(77) 27.00 ft on 05/10/1873
(78) 27.00 ft on 05/05/1893
(79) 27.00 ft on 01/26/1978
(80) 26.90 ft on 01/03/1891
(81) 26.70 ft on 03/31/1960
(82) 26.50 ft on 11/20/1906
(83) 26.50 ft on 01/11/1974
(84) 26.30 ft on 02/24/2019
(85) 26.10 ft on 03/30/1994
(86) 26.00 ft on 02/27/1962
(87) 25.60 ft on 05/28/1901
(88) 25.20 ft on 03/05/1993
(89) 25.20 ft on 04/17/2018
(90) 25.10 ft on 02/01/2013
(91) 25.00 ft on 12/25/1921
(92) 25.00 ft on 03/07/1935
(93) 24.90 ft on 03/24/1993
(94) 24.70 ft on 04/25/1987
(95) 24.70 ft on 04/16/2007
(96) 24.60 ft on 01/07/1899
(97) 24.31 ft on 02/07/2020
(98) 24.10 ft on 02/11/1891
(99) 24.00 ft on 01/22/1979
(100) 24.00 ft on 02/12/2018
(101) 23.80 ft on 10/10/1976
(102) 23.60 ft on 07/30/2001
(103) 23.25 ft on 04/12/1891
(104) 23.20 ft on 03/20/1975
(105) 23.00 ft on 03/22/1965
(106) 22.80 ft on 03/07/1989
(107) 22.80 ft on 03/04/1997
(108) 22.80 ft on 01/17/2013
(109) 22.50 ft on 03/06/1964
(110) 22.50 ft on 04/28/1973
(111) 22.00 ft on 02/15/1984
(112) 22.00 ft on 03/30/1984
(113) 22.00 ft on 01/25/1996
(114) 21.70 ft on 03/06/2008
(115) 21.60 ft on 05/07/1958
(116) 21.60 ft on 02/26/1961
(117) 21.50 ft on 11/06/1985
(118) 20.50 ft on 02/04/1982
(119) 20.00 ft on 03/16/1986

(P): Preliminary values subject to further review.