Recent Crests
(1) 1,537.95 ft on 06/05/2013
(2) 1,542.12 ft on 06/26/2011
(3) 1,537.43 ft on 04/14/2009
(4) 1,536.14 ft on 06/30/2005
(5) 1,524.81 ft on 05/12/2003
(6) 1,530.01 ft on 03/16/2003
(7) 1,534.61 ft on 03/23/2001
(8) 1,535.16 ft on 04/17/1999
(9) 1,535.20 ft on 03/23/1999
(10) 1,535.21 ft on 04/09/1997
(11) 1,535.91 ft on 04/11/1996
(12) 1,534.11 ft on 03/16/1996
(13) 1,538.61 ft on 05/11/1979
(14) 1,539.49 ft on 04/19/1976
(15) 1,538.35 ft on 05/15/1975
(16) 1,537.64 ft on 05/15/1974
(17) 1,537.51 ft on 05/13/1970
(18) 1,538.40 ft on 04/28/1969

(P): Preliminary values subject to further review.