Locations

SiteCountyStateRHI5RHI10RGI5RGI10Last measurement
Boulevard ProngSevierTennessee152.14-10.17-04/12/2025
Vicente Flat TrailMontereyCalifornia151.92-1.32-01/19/2025
Cuyahoga Valley CompositeSummitOhio151.34142.7612.8210.7711/06/2011
Fort Pillow State Historic ParkLauderdaleTennessee151.24146.8815.8213.7212/14/2024
Mingus CreekSwainNorth Carolina151.08143.5010.528.2404/30/2007
Joyce Kilmer Memorial ForestGrahamNorth Carolina150.80-14.05-05/01/2008
Turkey Run ParkFairfaxVirginia150.74144.0414.1712.8103/17/2017
Panther CreekStephensGeorgia150.60144.4410.509.4612/29/2011
Big South ForkScottTennessee150.12144.2010.669.5503/28/2026
Clearfork GorgeAshlandOhio149.82-7.55-05/02/2018
Loch Raven ReserviorBaltimoreMaryland149.68142.5514.0811.6011/15/2015
Cliff BranchSwainNorth Carolina149.24139.949.188.0905/23/2006
Holly River State ParkWebsterWest Virginia149.02143.2610.069.0812/27/2025
Fair Hill NRMACecilMaryland148.98142.3412.1710.8812/03/2015
East Barkers CreekJacksonNorth Carolina148.98-8.63-12/08/2011
Kanati ForkSwainNorth Carolina148.86-5.80-05/23/2006
Camp CreekRabunGeorgia148.76137.469.787.4109/21/2013
North Carolina Single Tree SitesWakeNorth Carolina148.74128.7420.8017.7801/01/2000
Letchworth State ParkWyoming/LivingstonNew York148.70143.0112.9311.5610/11/2020
Brandywine Creek State ParkNew CastleDelaware148.70140.6216.6013.8201/09/2011
Ricketts Glen State ParkSullivanPennsylvania148.64139.5710.239.0212/31/2013
Virgin Falls State Natural AreaWhiteTennessee148.62145.149.648.8611/22/2025
Hocking Hills SP, OHHockingOhio148.38136.4410.179.2301/17/2011
Spoilcane CreekWhiteGeorgia148.26140.538.147.3701/06/2012
Pennsylvania Single Tree SitesVarious CountiesPennsylvania148.24133.2023.7022.4501/01/2000
Belt Woods - South TractPrince George'sMaryland148.22135.8113.8211.1401/24/2010
California Woods Nature PreserveHamiltonOhio148.00140.1811.4010.4902/27/2014
Caledon State ParkKing GeorgeVirginia147.96140.0414.5212.8111/11/2015
Lee BranchOconeeSouth Carolina147.80137.009.807.8205/18/2004
Porters BowlSevierTennessee147.64134.0717.0012.4311/03/2004
Ellison ParkMonroeNew York147.62138.139.878.5512/26/2025
Shakerag HollowFranklinTennessee147.58142.4912.2211.1602/28/2026
Sand RunSummitOhio147.47138.2212.7310.5111/17/2013
Bialowieza National ParkHajnówkaPodlaskie Voivodeship147.40133.4118.9816.2104/27/2011
Fort Donelson National BattlefieldStewartTennessee147.38141.4512.5110.7911/25/2023
Webb CreekCockeTennessee147.30111.6511.456.8810/11/2005
Avalon Section Of Patapsco Valley State ParkHowardMaryland147.14138.5114.3112.4712/15/2017
Santeetlah CreekGrahamNorth Carolina147.12138.0015.1912.1809/08/2009
Red River GorgeMenifeeKentucky147.10-9.15-12/17/2017
Montpelier Estate Landmark ForestOrangeVirginia147.06134.709.757.2812/12/2019
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