Historic Crests
(1) 740.01 ft on 11/25/1999
(2) 701.30 ft on 01/02/2009
(3) 700.20 ft on 01/16/2011
(4) 698.83 ft on 10/22/2017
(5) 698.19 ft on 12/20/2020
(6) 698.09 ft on 12/02/2013
(7) 20.04 ft on 02/07/1996
(8) 17.10 ft on 02/23/1986
(9) 17.05 ft on 12/22/1964
(10) 16.88 ft on 01/20/1972
(11) 16.68 ft on 12/02/1977
(12) 14.25 ft on 04/27/1990

(P): Preliminary values subject to further review.