Historic Crests
(1) 57.90 ft on 04/08/1938
(2) 55.60 ft on 12/11/1919
(3) 55.50 ft on 02/25/1961
(4) 55.40 ft on 04/14/1979
(5) 55.40 ft on 03/16/1929
(6) 54.20 ft on 11/30/1948
(7) 52.90 ft on 01/19/1925
(8) 52.30 ft on 02/07/1936
(9) 51.46 ft on 03/18/1990
(10) 49.10 ft on 01/21/1947
(11) 45.52 ft on 12/26/2015
(12) 43.80 ft on 03/17/1976
(13) 42.99 ft on 03/06/2020
(14) 42.30 ft on 01/26/1996
(15) 42.13 ft on 06/23/1989
(16) 42.10 ft on 04/09/1983
(17) 41.90 ft on 03/21/1980
(18) 40.44 ft on 10/04/1995
(19) 39.91 ft on 12/04/1983
(20) 39.29 ft on 03/08/1996
(21) 37.90 ft on 02/04/1982
(22) 36.61 ft on 03/09/2011
(23) 35.85 ft on 01/30/1996
(24) 35.66 ft on 12/30/2018
(25) 35.02 ft on 01/25/2019
(26) 34.98 ft on 05/05/2021
(27) 34.40 ft on 02/24/2016
(28) 33.88 ft on 03/01/1987
(29) 32.60 ft on 04/02/1981
(30) 32.26 ft on 03/09/1996
(31) 31.52 ft on 06/24/2017
(32) 31.04 ft on 02/06/1985
(33) 30.90 ft on 02/18/1995
(34) 29.76 ft on 01/20/1988
(35) 28.96 ft on 01/25/2002
(36) 24.16 ft on 03/22/2006
(37) 22.28 ft on 11/16/2007
(38) 22.09 ft on 03/02/1997
(39) 18.75 ft on 02/19/1986

(P): Preliminary values subject to further review.