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) 48.85 ft on 02/23/2020
(7) 48.40 ft on 09/02/1929
(8) 48.30 ft on 03/31/1980
(9) 48.00 ft on 04/10/1938
(10) 47.82 ft on 12/29/1961
(11) 47.36 ft on 03/02/1991
(12) 46.60 ft on 12/30/1961
(13) 45.52 ft on 04/02/1976
(14) 45.20 ft on 03/04/1991
(15) 45.20 ft on 02/24/1990
(16) 44.10 ft on 05/31/1983
(17) 43.55 ft on 03/05/2019
(18) 43.52 ft on 02/06/1999
(19) 43.31 ft on 04/02/2009
(20) 42.90 ft on 04/16/1964
(21) 42.89 ft on 03/07/1971
(22) 42.77 ft on 04/15/1977
(23) 42.76 ft on 04/12/2000
(24) 42.60 ft on 04/17/1983
(25) 42.00 ft on 05/11/1991
(26) 41.76 ft on 02/22/1966
(27) 41.50 ft on 12/15/1983
(28) 41.50 ft on 01/07/1974
(29) 41.01 ft on 03/02/2003
(30) 40.90 ft on 03/15/1983
(31) 40.71 ft on 02/05/1996
(32) 40.58 ft on 12/16/2004
(33) 40.50 ft on 02/22/1965
(34) 40.48 ft on 01/07/2019
(35) 40.19 ft on 03/11/1989
(36) 39.98 ft on 04/28/1982
(37) 39.70 ft on 01/28/1990
(38) 39.65 ft on 04/27/2020
(39) 39.24 ft on 02/09/2010
(40) 39.17 ft on 01/20/2020
(41) 38.86 ft on 04/04/1994
(42) 38.83 ft on 01/03/2016
(43) 38.79 ft on 03/11/2020
(44) 38.72 ft on 04/07/1981
(45) 38.60 ft on 06/06/1991
(46) 38.20 ft on 03/23/1990
(47) 38.00 ft on 01/10/2020
(48) 37.60 ft on 04/25/1991
(49) 37.30 ft on 03/09/1997
(50) 37.00 ft on 04/22/2019
(51) 36.64 ft on 06/27/2017
(52) 36.55 ft on 01/16/1993
(53) 36.12 ft on 02/28/2006
(54) 36.04 ft on 02/16/2018
(55) 36.02 ft on 02/18/1994
(56) 35.91 ft on 04/05/1994
(57) 35.88 ft on 02/09/1985
(58) 35.76 ft on 01/27/2019
(59) 35.73 ft on 04/30/1995
(60) 35.20 ft on 01/02/1991
(61) 34.90 ft on 03/12/1996
(62) 34.05 ft on 12/08/1991
(63) 34.00 ft on 02/28/2016
(64) 33.87 ft on 04/04/2005
(65) 33.83 ft on 04/20/2018
(66) 33.80 ft on 07/08/1989
(67) 33.59 ft on 02/08/2016
(68) 33.52 ft on 12/28/2019
(69) 33.25 ft on 01/21/1988
(70) 33.10 ft on 02/02/1994
(71) 32.89 ft on 04/06/2016
(72) 32.89 ft on 03/02/2018
(73) 32.68 ft on 04/09/2017
(74) 32.46 ft on 03/14/1994
(75) 32.35 ft on 01/03/2007
(76) 32.09 ft on 05/16/2019
(77) 30.98 ft on 04/16/2016
(78) 30.90 ft on 01/30/2016
(79) 30.82 ft on 11/04/2019
(80) 30.80 ft on 12/10/1991
(81) 30.64 ft on 12/13/2018
(82) 30.61 ft on 03/06/1994
(83) 30.22 ft on 04/28/2018
(84) 30.03 ft on 03/29/2020
(85) 29.60 ft on 12/19/1992
(86) 29.51 ft on 07/03/2017

(P): Preliminary values subject to further review.