Recent Crests
(1) -9,999.00 ft on 03/24/1990
(2) -9,999.00 ft on 06/25/1989
(3) -9,999.00 ft on 04/12/1988
(4) -9,999.00 ft on 10/17/1986
(5) -9,999.00 ft on 12/18/1985
(6) -9,999.00 ft on 03/21/1985
(7) -9,999.00 ft on 05/01/1984
(8) 8.08 ft on 02/10/1974
(9) 8.03 ft on 01/12/1973
(10) 9.27 ft on 12/29/1967
(11) 7.63 ft on 02/18/1965
(12) 8.22 ft on 03/21/1964
(13) 8.40 ft on 03/16/1963
(14) 8.60 ft on 07/14/1962
(15) 7.15 ft on 05/08/1961
(16) 9.04 ft on 06/23/1960
(17) 7.92 ft on 02/11/1959
(18) 12.91 ft on 12/20/1957
(19) 19.87 ft on 06/28/1957

(P): Preliminary values subject to further review.