These are the counties with the Highest Radon … This map is not intended to be used to determine if a home in a given zone should be tested for radon. That's why air monitoring company Airthings has teamed up with local partners to raise awareness. A map of Pennsylvania indicating radon concentrations of water samples collected during a multi-year groundwater radon study. Mitchell AL, … The data derived in the State of Pennsylvania is published and searchable online on the www.pa.gov website. Environmental Health Perspectives. Details. Zone 1- Red Zone – Counties in this zone, have a predicted average indoor radon screening level greater than 4 pCi/L (picocuries per liter). 123:1130-1137. ----- epa's map of radon zones pennsylvania radon division office of radiation and indoor air u.s. environmental protection agency september, 1993 ------- ACKNOWLEDGEMENTS This document was prepared by the U.S. Environmental Protection Agency's (EPA's) Office of Radiation and Indoor Air (ORIA) in conjunction with the U.S. Geological Survey (USGS). Map by USGS. Illinois Radon Hotline. Date Taken: Thursday, November 30, 2000. This includes radon level maps and radon level graphs specific to Pennsylvania. Click below to get the results of your recent Air Chek radon test: Zone 1 (1): Potential for radon levels above 4 pCi/L according to EPA Zone 2 (2): Potential for radon levels between 2 pCi/L and 4 pCi/L according to the EPA Zone 3 (3): Lowest EPA level with expected radon levels at or below 2 pCi/L Disclaimer: It is strongly recommended that all households, schools and office spaces test radon levels individually. State Radon Officer Bob Lewis (800) 237-2366 (717) 783-9485 DEP/Radon Division PO Box 8469 Harrisburg PA, 17105-8469 About Radon Levels In Pennsylvania. County Levels State News. Pennsylvania Radon Risk Map. Zone 1 counties have predicted average indoor radon screening level greater than 4 pCi/L (picocuries per liter) (red zones) Highest Potential. Radon is a naturally occurring radioactive gas that is odorless, tasteless and invisible. The radon mitigation database keeps track of when mitigation has occurred at locations and of the levels of radiation reduction achieved. Interactive Radon Map Colors denote average* radon levels. ... J Pollak, PA Locke and BS Schwartz. 2015. Your Test Results. It was a strange coincidence in a new eastern Pennsylvania nuclear plant 30 years ago that first brought the threat of radon to light. You can see the estimated radon risk for each county on this interactive map. Map of Radon Zones in: Pennsylvania The purpose of this map is to assist National, State, and local organizations to target their resources and to implement radon-resistant building codes. Click a state to view county levels. Each has been distinguished by colors. State Radon Officer Bob Lewis (800) 237-2366 (717) 783-9485 DEP/Radon Division PO Box 8469 Harrisburg PA, 17105-8469 The radon map of Pennsylvania shows three different levels of radon readings. Image Dimensions: 1621 x 1136. Redmond was involved in radon … Pennsylvania Radon Map. Location Taken: US Pennsylvania has one of the most serious radon problems in the United States. 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