Locations

SiteCountyStateRHI5RHI10RGI5RGI10Last measurement
Hearts Content National Scenic AreaWarrenPennsylvania133.18119.4412.049.9508/21/2014
Rockwood ParkNew CastleDelaware90.4873.6112.038.8602/21/2007
Chapman State ParkCharlesMaryland122.56-12.02-02/01/2008
Henderson Hall PlantationWoodWest Virginia117.68108.2312.0211.1304/10/2020
Holden Arboretum, OhioLakeOhio115.1296.6911.9810.7309/20/2007
OakwoodWoodWest Virginia104.9694.1811.939.9511/23/2022
Wawa PreserveDelawarePennsylvania118.38110.0411.929.7512/14/2005
Lake Erie Community ParkEriePennsylvania126.38113.7711.909.3601/07/2004
West Flint CreekLawrenceAlabama139.50136.6011.8710.1701/06/2006
Pretty Hollow CreekHaywoodNorth Carolina138.64-11.87-10/05/2003
Gunpowder Falls State ParkHarfordMaryland146.86139.7111.8310.3811/20/2016
Cornell Plantations/Beebe Lake WoodsTompkinsNew York129.70126.4111.8210.0611/08/2020
City ParkWoodWest Virginia87.5282.1011.7910.1903/30/2020
Hagley MuseumNew CastleDelaware94.68-11.78-02/21/2007
Oak Grove CemeteryWashingtonOhio95.3488.6511.7510.7904/01/2014
Stebbin's GulchLakeOhio126.26117.1711.7410.2307/18/2009
Dr. Edmund A. Babler Memorial State ParkSt. LouisMissouri88.6072.0311.708.5804/17/2008
University Of Vienna Botanical GardenWienVienna68.82-11.69-03/15/2016
Collins CreekSwainNorth Carolina127.28-11.68-02/12/2006
King IslandForestPennsylvania111.9290.2711.688.4409/26/2007
Washington Grove City ParkMonroeNew York128.18125.0011.679.4906/24/2019
Pine Grove Wetland (Fen)LawrencePennsylvania110.20101.8511.669.5006/09/2009
Glens Natural AreaLuzernePennsylvania139.42125.9911.6510.0612/06/2013
Paris Mountain State ParkGreenvilleSouth Carolina117.10110.2911.659.9906/17/2010
Henry's Wood - Jacobsburg State ParkNorthamptonPennsylvania121.64115.4811.659.8011/11/2009
Beech Creek In Overflow National Wildlife RefugeAshleyArkansas130.96127.1211.6510.4107/04/2014
Kyle Woods, OHMahoningOhio117.78114.7811.6210.5903/18/2004
VA Medical Hospital, Oteen, NCBuncombeNorth Carolina52.38-11.60-12/09/2007
Dysart Woods, SE OhioBelmontOhio129.38-11.58-04/01/2007
Tribett's Woods Nature PreserveJenningsIndiana92.34-11.56-02/25/2013
Lowes And Cannon CreekSevierTennessee136.74122.5811.509.3802/09/2006
Herbert Taylor/Daniel Johnson Nature Preserve, Atlanta, GADekalbGeorgia138.54132.0511.5010.2501/28/2012
Arizona Single Tree SitesVariousArizona66.24-11.45-01/01/2000
Webb CreekCockeTennessee147.30111.6511.456.8810/11/2005
Conneaut MarshCrawfordPennsylvania97.2490.3711.459.4412/05/2006
Glenwood ParkEriePennsylvania108.0298.5811.448.4605/05/2003
Irondeqouit Bay Park WestMonroeNew York139.88133.3811.4410.1404/05/2021
Courson IslandWarrenPennsylvania115.5099.2211.439.7904/20/2010
Erie Bluffs State Park(Formerly Coho Property)EriePennsylvania125.48116.2811.439.1809/08/2006
Willowbrook RavineWoodWest Virginia111.28104.7411.439.5903/21/2023
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