Historic Crests
(1) 24.38 ft on 06/26/2021
(2) 23.30 ft on 07/04/2016
(3) 22.85 ft on 09/15/2008
(4) 22.84 ft on 06/01/2013
(5) 22.50 ft on 05/28/2000
(6) 22.34 ft on 04/30/2017
(7) 22.28 ft on 10/09/2009
(8) 22.02 ft on 10/03/2014
(9) 21.94 ft on 06/16/2009
(10) 21.85 ft on 04/03/2014
(11) 21.84 ft on 03/18/2021
(12) 21.68 ft on 04/10/2008
(13) 21.60 ft on 11/02/2004
(14) 21.47 ft on 05/05/1999
(15) 21.38 ft on 03/10/2013
(16) 21.20 ft on 06/10/2020
(17) 21.00 ft on 01/06/2005
(18) 20.85 ft on 04/11/2001
(19) 20.71 ft on 04/30/2012
(20) 20.59 ft on 12/28/2015
(21) 20.57 ft on 03/31/1998
(22) 20.49 ft on 05/22/2019
(23) 20.47 ft on 09/11/2016
(24) 20.43 ft on 04/30/2009
(25) 20.42 ft on 04/11/2021
(26) 20.32 ft on 05/08/2002
(27) 20.30 ft on 03/05/2004
(28) 20.20 ft on 02/22/2010
(29) 20.19 ft on 04/19/2013
(30) 20.18 ft on 04/11/2013
(31) 20.18 ft on 06/05/2001
(32) 20.17 ft on 02/25/2001
(33) 20.15 ft on 04/26/2010
(34) 20.12 ft on 08/26/2019
(35) 20.02 ft on 05/19/2021
(36) 20.00 ft on 02/21/1997
(37) 19.96 ft on 06/27/2015
(38) 19.92 ft on 08/31/2019
(39) 19.86 ft on 07/02/2021
(40) 19.84 ft on 07/04/2009
(41) 19.76 ft on 10/06/1998
(42) 19.75 ft on 05/20/2004
(43) 19.65 ft on 03/25/2009
(44) 19.61 ft on 10/14/2014
(45) 19.60 ft on 07/09/2015
(46) 19.60 ft on 08/27/2005
(47) 19.60 ft on 02/01/1999
(48) 19.58 ft on 09/05/2008
(49) 19.56 ft on 04/28/2009
(50) 19.44 ft on 06/29/2007
(51) 19.40 ft on 09/03/2014
(52) 19.34 ft on 10/30/2009
(53) 19.31 ft on 08/02/2016
(54) 19.30 ft on 03/09/1999
(55) 19.28 ft on 02/14/2005
(56) 19.26 ft on 05/21/2011
(57) 19.21 ft on 05/21/2010
(58) 19.21 ft on 01/13/2005
(59) 19.20 ft on 02/12/1998
(60) 19.15 ft on 07/31/1998
(61) 19.10 ft on 05/01/2019
(62) 19.06 ft on 07/09/2016
(63) 19.00 ft on 11/28/2015
(64) 19.00 ft on 02/09/2001
(65) 18.97 ft on 04/29/2021
(66) 18.97 ft on 05/13/2002
(67) 18.92 ft on 05/26/2004
(68) 18.85 ft on 02/18/2008
(69) 18.83 ft on 03/27/2004
(70) 18.81 ft on 03/08/1998
(71) 18.80 ft on 01/24/2010
(72) 18.80 ft on 05/11/2003
(73) 18.79 ft on 05/14/2010
(74) 18.77 ft on 03/20/2020
(75) 18.76 ft on 10/23/2009
(76) 18.75 ft on 06/21/2000
(77) 18.73 ft on 01/01/2019
(78) 18.73 ft on 05/26/2011
(79) 18.70 ft on 05/20/2017
(80) 18.69 ft on 03/18/2008
(81) 18.69 ft on 05/21/2013
(82) 18.65 ft on 11/28/2004
(83) 18.57 ft on 12/25/2009
(84) 18.55 ft on 04/29/1998
(85) 18.49 ft on 05/16/2009
(86) 18.48 ft on 06/11/2009
(87) 18.47 ft on 11/25/2004
(88) 18.45 ft on 02/07/1999
(89) 18.44 ft on 06/26/2008
(90) 18.43 ft on 09/02/2003
(91) 18.35 ft on 03/22/2012
(92) 18.35 ft on 04/22/2005
(93) 18.27 ft on 07/06/1998
(94) 18.25 ft on 02/25/2007
(95) 18.22 ft on 03/29/2009
(96) 18.17 ft on 07/08/2010
(97) 18.13 ft on 05/09/2009
(98) 18.10 ft on 03/18/1998
(99) 18.03 ft on 02/16/2011
(100) 17.94 ft on 07/04/2008
(101) 17.91 ft on 04/17/2013
(102) 17.91 ft on 08/21/2010
(103) 17.88 ft on 11/18/2015
(104) 17.85 ft on 06/21/1998
(105) 17.84 ft on 01/22/1999
(106) 17.80 ft on 12/14/2015
(107) 17.78 ft on 10/18/1998
(108) 17.77 ft on 03/03/2008
(109) 17.76 ft on 03/16/2011
(110) 17.75 ft on 03/27/2020
(111) 17.65 ft on 06/14/2005
(112) 17.62 ft on 07/21/2015
(113) 17.62 ft on 08/05/2004
(114) 17.60 ft on 02/20/2007
(115) 17.59 ft on 05/04/2017
(116) 17.52 ft on 04/24/2008
(117) 17.50 ft on 12/20/2011
(118) 17.47 ft on 12/23/2003
(119) 17.42 ft on 02/24/2019
(120) 17.41 ft on 01/30/2013
(121) 17.35 ft on 12/07/2004
(122) 17.32 ft on 06/17/2013
(123) 17.30 ft on 12/01/2018
(124) 17.19 ft on 06/10/2014
(125) 17.16 ft on 10/10/2014
(126) 17.16 ft on 09/23/2010
(127) 17.15 ft on 01/18/2004
(128) 17.13 ft on 03/10/2019
(129) 17.09 ft on 02/28/2011
(130) 17.09 ft on 04/26/2020
(131) 17.06 ft on 04/27/2016
(132) 17.02 ft on 08/19/2011
(133) 17.00 ft on 03/20/1998
(134) 17.00 ft on 01/29/2001
(135) 17.00 ft on 02/01/2002
(136) 16.92 ft on 02/25/2020
(137) 16.90 ft on 04/16/1999
(138) 16.85 ft on 06/11/2007
(139) 16.85 ft on 08/19/2005
(140) 16.84 ft on 02/06/2008
(141) 16.79 ft on 06/15/2015
(142) 16.76 ft on 07/25/2010
(143) 16.73 ft on 03/30/2019
(144) 16.73 ft on 09/11/2010
(145) 16.70 ft on 06/12/2002
(146) 16.63 ft on 04/29/2020
(147) 16.57 ft on 05/14/2011
(148) 16.53 ft on 11/17/2009
(149) 16.48 ft on 03/13/2020
(150) 16.46 ft on 06/18/2015
(151) 16.44 ft on 06/23/2014
(152) 16.31 ft on 11/08/2011
(153) 16.28 ft on 08/23/2017
(154) 16.26 ft on 06/04/2020
(155) 16.23 ft on 05/06/2007
(156) 16.17 ft on 01/19/2019
(157) 16.16 ft on 03/20/2018
(158) 16.13 ft on 03/23/2020
(159) 16.11 ft on 07/14/2016
(160) 16.07 ft on 05/11/2010
(161) 16.05 ft on 08/08/2000
(162) 16.02 ft on 01/08/2008
(163) 16.00 ft on 04/30/2006
(164) 16.00 ft on 04/11/1997

(P): Preliminary values subject to further review.