Historic Crests
(1) 285.40 ft on 06/04/2019
(2) 282.90 ft on 05/07/1990
(3) 282.57 ft on 01/01/2016
(4) 280.45 ft on 06/03/2015
(5) 280.20 ft on 12/04/1982
(6) 279.70 ft on 04/24/1973
(7) 279.50 ft on 10/12/1986
(8) 278.90 ft on 04/28/2011
(9) 278.80 ft on 03/21/2008
(10) 278.50 ft on 11/26/1974
(11) 278.13 ft on 05/13/2015
(12) 277.08 ft on 06/17/1995
(13) 276.40 ft on 04/12/2008
(14) 276.00 ft on 05/13/1993
(15) 275.03 ft on 04/25/2004
(16) 274.90 ft on 12/17/1992
(17) 272.91 ft on 04/10/2002
(18) 272.38 ft on 12/18/2001
(19) 270.82 ft on 11/06/1994
(20) 269.48 ft on 12/23/1991

(P): Preliminary values subject to further review.