Locations

SiteCountyStateRHI5RHI10RGI5RGI10Last measurement
C&O Canal Historical ParkMontgomeryMaryland----11/26/2010
Dunbar Cave State ParkMontgomeryTennessee133.90127.608.818.0012/13/2025
Lorimar ParkMontgomeryPennsylvania----03/22/2007
Henry Foundation For Botanical ResearchMontgomeryPennsylvania69.0654.246.675.5711/07/2008
John James Audobon Center At Mill GroveMontgomeryPennsylvania115.46109.9712.2110.2912/05/2008
Middleton EstateMontgomeryPennsylvania----11/22/2008
Mont Clare Cliffs And Schuykill River CorridorMontgomeryPennsylvania120.56112.8413.2211.2005/25/2009
Perkiomen Creek ParkMontgomeryPennsylvania100.48-13.40-03/15/2010
Valley Forge National Historical ParkMontgomeryPennsylvania88.42-14.37-04/30/2005
Germantown MetroparkMontgomeryOhio142.92134.3012.399.9312/11/2020
Tim's Ford State ParkMooreTennessee135.76129.509.398.1104/07/2024
Frozen Head State ParkMorganTennessee167.14160.9013.7412.8405/16/2026
Cacapon State Park State ParkMorganWest Virginia----01/16/2017
Morristown National Historic ParkMorrisNew Jersey----10/26/2010
Grassy MountainMurrayGeorgia0.00-12.13-01/19/2003
North Prong Sumac CreekMurrayGeorgia133.18124.888.857.7311/27/2003
Cohutta WildernessMurrayGeorgia139.74131.439.728.5508/12/2009
Welwyn Preserve County ParkNassauNew York132.68126.449.777.2012/19/2016
Tiffany Creek PreserveNassauNew York122.88106.458.175.2704/22/2016
Bailey ArboretumNassauNew York110.04-0.00-04/22/2016
Shu SwampNassauNew York116.98102.083.981.9904/22/2016
Laurel HollowNassauNew York----03/13/2017
Tahoe National ForestNevadaCalifornia----04/23/2019
Valley Garden ParkNew CastleDelaware123.82-13.43-11/14/2014
First State National Historical ParkNew CastleDelaware146.42139.1713.9011.8910/25/2014
Flint Woods {ReserveNew CastleDelaware140.58-12.08-11/19/2014
Chesapeake Bay Girl Scout Council PropertyNew CastleDelaware140.06-10.32-11/21/2014
Hagley MuseumNew CastleDelaware94.68-11.78-02/21/2007
Rockwood ParkNew CastleDelaware90.4873.6112.038.8602/21/2007
Bellevue State ParkNew CastleDelaware----02/21/2007
WinterthurNew CastleDelaware143.46133.3015.7512.3306/14/2014
Brandywine Creek State ParkNew CastleDelaware148.70140.6216.6013.8201/09/2011
Wilmington City ParkNew HanoverNorth Carolina----04/01/2013
Bluethenthal Wildflower PreserveNew HanoverNorth Carolina82.40-1.96-04/01/2013
Airlie GardensNew HanoverNorth Carolina66.94-7.08-03/31/2013
Sargent Ponds Wild ForestNew YorkNew York----10/05/2018
NewportNewportRhode Island----04/28/2010
Touro ParkNewportRhode Island----10/14/2021
The BreakersNewportRhode Island----10/15/2021
Pierson HollowNicholasWest Virginia121.98114.069.307.5306/02/2023
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