Historic Crests
(1) 29.90 ft on 07/01/1844
(2) 29.90 ft on 07/13/1951
(3) 28.00 ft on 05/31/1903
(4) 26.80 ft on 07/27/1993
(5) 25.10 ft on 06/23/1951
(6) 24.80 ft on 06/09/1908
(7) 24.00 ft on 06/30/1951
(8) 23.40 ft on 06/18/1943
(9) 23.30 ft on 06/26/1951
(10) 22.80 ft on 04/24/1944
(11) 22.20 ft on 10/12/1973
(12) 22.00 ft on 04/17/1945
(13) 22.00 ft on 07/01/1904
(14) 21.60 ft on 06/06/1935
(15) 21.50 ft on 07/20/1950
(16) 21.30 ft on 09/06/1951
(17) 21.05 ft on 05/24/1995
(18) 21.00 ft on 06/11/1941
(19) 21.00 ft on 06/11/1943
(20) 20.80 ft on 10/11/1941
(21) 20.50 ft on 06/20/1915
(22) 20.50 ft on 05/04/1944
(23) 20.43 ft on 05/28/2016
(24) 20.29 ft on 06/06/2015
(25) 20.15 ft on 05/08/2007
(26) 20.10 ft on 05/02/1951
(27) 19.80 ft on 06/13/1941
(28) 19.75 ft on 05/18/1995
(29) 19.70 ft on 10/21/1941
(30) 19.60 ft on 06/17/1945
(31) 19.50 ft on 08/28/1944
(32) 19.50 ft on 06/21/1967
(33) 19.35 ft on 11/03/1998
(34) 19.30 ft on 05/25/1945
(35) 19.06 ft on 05/09/2019
(36) 19.00 ft on 05/28/1935
(37) 18.90 ft on 09/28/1973
(38) 18.85 ft on 04/28/1999
(39) 18.82 ft on 06/29/1999
(40) 18.80 ft on 06/21/1942
(41) 18.80 ft on 03/29/1960
(42) 18.79 ft on 05/22/2019
(43) 18.68 ft on 05/28/1995
(44) 18.62 ft on 04/28/2016
(45) 18.62 ft on 06/03/2012
(46) 18.57 ft on 05/27/2019
(47) 18.50 ft on 02/01/1962
(48) 18.50 ft on 07/07/1951
(49) 18.50 ft on 07/01/1945
(50) 18.50 ft on 05/17/1945
(51) 18.50 ft on 04/20/1929
(52) 18.42 ft on 05/31/2019
(53) 18.40 ft on 04/16/1999
(54) 18.30 ft on 04/11/1997
(55) 18.30 ft on 06/23/1965
(56) 18.10 ft on 03/17/1919
(57) 18.00 ft on 05/08/1930
(58) 18.00 ft on 06/12/1967

(P): Preliminary values subject to further review.