Historic Crests
(1) 27.00 ft on 04/15/1975
(2) 24.00 ft on 07/10/1994
(3) 23.66 ft on 03/31/2009
(4) 22.97 ft on 02/28/2013
(5) 21.88 ft on 04/04/2016
(6) 21.65 ft on 02/27/1979
(7) 21.20 ft on 03/06/1991
(8) 21.00 ft on 03/13/1978
(9) 20.92 ft on 05/03/2014
(10) 20.91 ft on 09/20/2020
(11) 20.06 ft on 12/06/2018
(12) 19.73 ft on 04/21/2014
(13) 19.35 ft on 01/06/2017
(14) 19.02 ft on 01/02/2016
(15) 19.00 ft on 03/16/1980
(16) 19.00 ft on 04/13/1983
(17) 18.56 ft on 11/11/2015
(18) 17.80 ft on 12/25/2018
(19) 17.47 ft on 01/25/2017
(20) 17.40 ft on 12/27/2015
(21) 17.34 ft on 12/09/2016
(22) 17.24 ft on 10/16/2018
(23) 17.14 ft on 11/13/2018
(24) 16.94 ft on 02/12/2020
(25) 16.57 ft on 03/30/2016
(26) 16.11 ft on 02/27/2016
(27) 15.81 ft on 02/16/2018
(28) 15.58 ft on 03/10/2020
(29) 15.55 ft on 03/01/2020

(P): Preliminary values subject to further review.