Historic Crests
(1) 430.00 ft on 08/29/2011 (P)
(2) 423.30 ft on 05/27/2011
(3) 421.90 ft on 01/19/2006
(4) 421.80 ft on 10/01/2010
(5) 421.00 ft on 04/11/2011
(6) 420.56 ft on 07/02/2017
(7) 420.41 ft on 02/25/2016
(8) 419.85 ft on 04/15/2019
(9) 419.60 ft on 12/22/2018
(10) 419.30 ft on 12/22/2018
(11) 417.86 ft on 06/01/2015
(12) 417.07 ft on 10/20/2012
(13) 417.06 ft on 06/12/2013
(14) 416.88 ft on 03/13/2013
(15) 416.51 ft on 04/14/2014
(16) 415.34 ft on 03/11/2016
(17) 414.95 ft on 08/17/2016

(P): Preliminary values subject to further review.