Historic Crests
(1) 32.13 ft on 07/13/1993
(2) 30.80 ft on 06/18/2008
(3) 28.90 ft on 04/25/1973
(4) 27.75 ft on 04/21/2013
(5) 27.31 ft on 05/16/2001
(6) 26.75 ft on 07/08/2014
(7) 25.30 ft on 10/04/1986
(8) 25.16 ft on 06/01/2013
(9) 24.81 ft on 10/12/2018
(10) 24.80 ft on 04/28/1965
(11) 24.45 ft on 05/29/1996
(12) 24.40 ft on 04/04/1960
(13) 24.20 ft on 04/29/1995
(14) 23.90 ft on 06/10/1947
(15) 23.80 ft on 04/05/1983
(16) 23.56 ft on 06/16/2011
(17) 23.50 ft on 04/27/2001
(18) 23.36 ft on 04/15/1998
(19) 23.11 ft on 05/05/2008
(20) 23.10 ft on 03/15/1985
(21) 23.00 ft on 05/23/1974
(22) 22.90 ft on 05/12/1951
(23) 22.87 ft on 04/24/2011
(24) 22.50 ft on 04/13/1979
(25) 22.50 ft on 05/20/1986
(26) 22.31 ft on 06/24/2010
(27) 22.20 ft on 04/26/1976
(28) 22.10 ft on 06/22/1990
(29) 21.80 ft on 07/10/1969
(30) 21.61 ft on 03/12/2009
(31) 21.61 ft on 03/06/2009
(32) 21.52 ft on 07/31/2010
(33) 21.51 ft on 12/29/2015
(34) 21.50 ft on 03/24/1948
(35) 21.16 ft on 05/13/2002
(36) 21.10 ft on 06/28/1974
(37) 21.00 ft on 04/18/1982
(38) 20.90 ft on 05/09/1975
(39) 20.80 ft on 04/22/1997
(40) 20.57 ft on 05/17/2009
(41) 20.56 ft on 06/03/2004
(42) 20.40 ft on 06/07/2001
(43) 20.31 ft on 09/09/2018
(44) 20.21 ft on 06/28/2011
(45) 20.20 ft on 04/30/1969
(46) 20.14 ft on 06/04/2011
(47) 20.05 ft on 10/17/2019
(48) 19.97 ft on 05/02/2017
(49) 19.86 ft on 03/15/2010
(50) 19.80 ft on 12/04/1982
(51) 19.67 ft on 10/07/2016
(52) 19.65 ft on 05/15/2010
(53) 19.61 ft on 05/15/2018
(54) 19.58 ft on 04/02/2020
(55) 19.50 ft on 07/08/1998
(56) 19.50 ft on 09/25/1965
(57) 19.50 ft on 04/06/1961
(58) 19.37 ft on 06/03/2017
(59) 19.30 ft on 03/21/1982
(60) 19.30 ft on 04/16/1967
(61) 19.25 ft on 08/15/2010
(62) 19.22 ft on 11/01/2009
(63) 19.20 ft on 03/30/1975
(64) 19.15 ft on 07/05/2018
(65) 19.00 ft on 03/08/1993
(66) 19.00 ft on 05/05/1984
(67) 19.00 ft on 05/13/1960
(68) 19.00 ft on 06/21/1950
(69) 18.90 ft on 04/23/1947
(70) 18.80 ft on 04/07/1947
(71) 18.50 ft on 04/21/1991
(72) 18.38 ft on 06/15/2010
(73) 18.26 ft on 08/27/2007
(74) 18.07 ft on 04/26/2010
(75) 18.03 ft on 10/01/2019
(76) 17.92 ft on 04/07/2017
(77) 17.78 ft on 10/09/2010
(78) 17.70 ft on 01/17/1960
(79) 17.60 ft on 05/02/1992
(80) 17.60 ft on 09/24/1970
(81) 17.60 ft on 06/11/1974
(82) 17.50 ft on 09/15/2008
(83) 17.33 ft on 07/09/2019
(84) 17.30 ft on 05/02/1982
(85) 17.30 ft on 04/12/1978
(86) 17.28 ft on 12/16/2015
(87) 17.20 ft on 05/11/1972
(88) 17.20 ft on 04/24/1962
(89) 17.10 ft on 04/06/1951
(90) 17.08 ft on 04/01/2016
(91) 17.03 ft on 12/02/2015
(92) 16.95 ft on 05/26/2003
(93) 15.37 ft on 04/14/2005
(94) 14.76 ft on 04/18/2006

(P): Preliminary values subject to further review.