Historic Crests
(1) 20.95 ft on 08/02/2016
(2) 20.54 ft on 09/14/2008
(3) 20.34 ft on 04/19/2013
(4) 20.02 ft on 06/28/2011
(5) 19.49 ft on 03/11/2013
(6) 19.48 ft on 06/05/2015
(7) 19.41 ft on 05/17/2009
(8) 19.33 ft on 06/01/2013
(9) 19.28 ft on 03/01/2011
(10) 19.25 ft on 04/06/2017
(11) 18.85 ft on 12/15/2015
(12) 18.77 ft on 09/23/2010
(13) 18.76 ft on 05/01/2017
(14) 18.71 ft on 08/18/2009
(15) 18.49 ft on 05/14/2010
(16) 18.44 ft on 05/26/2011
(17) 18.34 ft on 10/15/2014
(18) 18.26 ft on 04/26/2010
(19) 17.97 ft on 11/28/2015
(20) 17.89 ft on 10/03/2014
(21) 17.70 ft on 09/02/2010
(22) 17.35 ft on 10/30/2009
(23) 17.22 ft on 07/01/2017
(24) 17.11 ft on 06/16/2013
(25) 17.09 ft on 06/27/2015
(26) 17.04 ft on 04/23/2011
(27) 17.04 ft on 08/22/2010
(28) 17.04 ft on 06/15/2010
(29) 17.00 ft on 04/11/2013
(30) 16.99 ft on 01/08/2016
(31) 16.97 ft on 02/18/2011
(32) 16.92 ft on 06/13/2010
(33) 16.84 ft on 03/11/2009
(34) 16.82 ft on 12/01/2015
(35) 16.79 ft on 09/15/2016
(36) 16.78 ft on 04/11/2009
(37) 16.70 ft on 11/18/2009
(38) 16.66 ft on 06/09/2010
(39) 16.66 ft on 05/11/2010
(40) 16.63 ft on 06/22/2015
(41) 16.60 ft on 12/28/2008
(42) 16.52 ft on 06/12/2009
(43) 16.51 ft on 06/23/2014
(44) 16.50 ft on 06/05/2014
(45) 16.43 ft on 06/08/2015
(46) 16.33 ft on 06/18/2009
(47) 16.31 ft on 09/01/2016
(48) 16.13 ft on 05/17/2010
(49) 16.13 ft on 04/28/2009
(50) 16.04 ft on 01/21/2010
(51) 16.03 ft on 10/23/2009

(P): Preliminary values subject to further review.