Historic Crests
(1) 32.10 ft on 04/27/1957
(2) 31.52 ft on 05/17/1989
(3) 30.15 ft on 10/13/1981
(4) 30.00 ft on 01/01/1915
(5) 30.00 ft on 06/01/1941
(6) 28.21 ft on 04/27/1990
(7) 27.70 ft on 05/01/1966
(8) 27.26 ft on 05/13/1972
(9) 27.16 ft on 05/21/2015
(10) 27.05 ft on 05/03/1990
(11) 26.49 ft on 04/19/2016
(12) 25.32 ft on 05/30/2015
(13) 24.79 ft on 06/04/2016
(14) 24.44 ft on 05/24/2020
(15) 23.99 ft on 05/16/2010
(16) 23.67 ft on 04/19/2010
(17) 23.61 ft on 05/24/1982
(18) 23.49 ft on 05/08/2015
(19) 23.40 ft on 12/22/1991
(20) 23.23 ft on 06/08/2004
(21) 23.17 ft on 06/09/1992
(22) 22.72 ft on 06/05/1989
(23) 22.65 ft on 11/29/2015
(24) 22.63 ft on 06/07/1989
(25) 22.49 ft on 02/21/1997
(26) 22.08 ft on 06/13/1989
(27) 21.85 ft on 03/31/1985
(28) 21.71 ft on 02/17/2001
(29) 21.63 ft on 01/01/1985
(30) 21.60 ft on 04/22/1990
(31) 21.31 ft on 06/04/1992
(32) 21.29 ft on 02/28/1987
(33) 20.99 ft on 03/20/2020
(34) 20.96 ft on 02/22/2017
(35) 20.65 ft on 06/18/2015
(36) 20.64 ft on 04/01/2007
(37) 20.57 ft on 05/02/2009
(38) 20.55 ft on 03/17/1998
(39) 20.45 ft on 06/01/2016
(40) 20.43 ft on 08/20/2016
(41) 20.40 ft on 08/22/2016
(42) 20.38 ft on 06/18/2015
(43) 20.18 ft on 10/29/1991
(44) 19.85 ft on 06/04/1990
(45) 19.74 ft on 03/13/1990
(46) 19.49 ft on 03/09/1990
(47) 19.20 ft on 06/11/1993

(P): Preliminary values subject to further review.