Historic Crests
(1) 740.08 ft on 09/28/2010
(2) 739.65 ft on 06/24/2014
(3) 739.65 ft on 04/11/1965
(4) 739.50 ft on 06/23/1993
(5) 739.20 ft on 04/18/2001
(6) 738.52 ft on 03/24/2019 (P)
(7) 738.50 ft on 04/28/2001
(8) 738.17 ft on 04/10/1969
(9) 737.90 ft on 04/11/1997
(10) 737.66 ft on 03/27/2011
(11) 737.59 ft on 03/22/2010
(12) 735.39 ft on 06/28/2018 (P)
(13) 733.66 ft on 04/28/2018 (P)
(14) 733.50 ft on 05/14/1993
(15) 733.50 ft on 04/05/1993
(16) 732.97 ft on 09/27/2016
(17) 732.70 ft on 06/19/2001
(18) 732.67 ft on 07/02/2010
(19) 732.57 ft on 09/27/2018 (P)
(20) 732.40 ft on 06/21/1996
(21) 732.10 ft on 04/04/1998
(22) 732.01 ft on 06/29/2013
(23) 731.80 ft on 04/25/1995
(24) 731.40 ft on 04/14/1999
(25) 731.20 ft on 06/26/1991
(26) 730.90 ft on 03/12/1992
(27) 730.80 ft on 03/13/1994
(28) 730.70 ft on 04/04/1996
(29) 730.39 ft on 05/27/2017
(30) 730.20 ft on 06/13/1999
(31) 730.05 ft on 05/17/2005
(32) 730.00 ft on 07/28/1997
(33) 730.00 ft on 03/27/1996
(34) 729.90 ft on 05/23/1999
(35) 729.81 ft on 10/12/2017
(36) 729.10 ft on 07/23/1995
(37) 728.80 ft on 05/30/2012
(38) 727.30 ft on 05/09/2012
(39) 724.55 ft on 06/26/2015

(P): Preliminary values subject to further review.