Historic Crests
(1) 37.20 ft on 03/13/1913
(2) 32.56 ft on 01/25/1959
(3) 31.70 ft on 03/11/1964
(4) 30.80 ft on 01/01/1937
(5) 30.10 ft on 03/06/1963
(6) 28.80 ft on 03/07/1945
(7) 28.40 ft on 01/07/2005
(8) 28.00 ft on 03/03/1997
(9) 28.00 ft on 01/29/1952
(10) 27.50 ft on 04/14/1948
(11) 27.12 ft on 01/09/2005
(12) 26.80 ft on 02/20/2000
(13) 26.33 ft on 03/21/2008
(14) 25.90 ft on 05/30/1990
(15) 25.87 ft on 01/06/2004
(16) 24.94 ft on 02/09/2019
(17) 24.90 ft on 01/16/1951
(18) 24.78 ft on 05/21/2020 (P)
(19) 24.49 ft on 03/06/2008
(20) 24.40 ft on 04/05/2018
(21) 24.30 ft on 05/20/2001
(22) 24.03 ft on 02/14/2019
(23) 23.95 ft on 01/01/1991
(24) 23.93 ft on 01/13/2005
(25) 23.50 ft on 01/29/1949
(26) 23.47 ft on 05/04/2011
(27) 23.07 ft on 03/02/2017
(28) 22.77 ft on 03/16/1978
(29) 22.42 ft on 03/30/2005
(30) 22.30 ft on 03/14/2010
(31) 22.21 ft on 02/26/2018
(32) 22.14 ft on 06/05/2008
(33) 21.76 ft on 05/12/2011
(34) 21.71 ft on 03/11/2011
(35) 21.70 ft on 01/25/1996
(36) 21.64 ft on 03/01/2021 (P)
(37) 21.56 ft on 01/28/2012
(38) 21.36 ft on 02/26/2011
(39) 21.32 ft on 02/07/2004
(40) 21.23 ft on 03/15/2015
(41) 21.10 ft on 05/03/1996
(42) 21.00 ft on 04/17/1998
(43) 21.00 ft on 06/06/1997
(44) 20.90 ft on 01/17/1995
(45) 20.87 ft on 04/29/2011
(46) 20.80 ft on 05/18/2001
(47) 20.75 ft on 06/21/2019
(48) 20.58 ft on 02/22/2014
(49) 20.57 ft on 04/11/2015
(50) 20.55 ft on 07/15/2015
(51) 20.55 ft on 04/13/2011
(52) 20.52 ft on 03/21/2020 (P)
(53) 20.52 ft on 03/21/2020 (P)
(54) 20.50 ft on 02/14/2000
(55) 20.49 ft on 01/16/2007
(56) 20.42 ft on 03/23/2020 (P)
(57) 20.30 ft on 12/26/2013
(58) 20.21 ft on 09/18/1979
(59) 20.20 ft on 12/07/2011
(60) 20.19 ft on 05/01/2014
(61) 20.16 ft on 04/01/2017
(62) 20.12 ft on 02/17/2018
(63) 20.11 ft on 02/07/2008
(64) 19.90 ft on 03/03/2007
(65) 19.80 ft on 12/18/2000
(66) 19.73 ft on 05/12/2003
(67) 19.50 ft on 01/10/1998
(68) 19.36 ft on 03/27/2007
(69) 19.13 ft on 04/03/2005
(70) 19.01 ft on 12/02/2011
(71) 19.00 ft on 05/15/1995
(72) 18.84 ft on 02/22/2011
(73) 18.80 ft on 04/12/2001
(74) 18.80 ft on 05/19/2002
(75) 18.69 ft on 05/17/2008
(76) 18.50 ft on 07/01/1998
(77) 18.50 ft on 01/24/1999
(78) 18.39 ft on 12/17/2007
(79) 18.25 ft on 05/03/2010
(80) 18.23 ft on 03/18/2007
(81) 18.20 ft on 04/22/2002
(82) 18.10 ft on 06/19/2002
(83) 18.02 ft on 01/11/2008
(84) 17.65 ft on 04/07/1987
(85) 17.16 ft on 07/27/1992
(86) 16.50 ft on 08/08/1995

(P): Preliminary values subject to further review.