Radon
Where You Live
Maryland
Radon Program:
The State of Maryland (except Montgomery County, Maryland) does not have a radon program. If you have questions about radon, should contact; the EPA regional office in Philadelphia (see the box on the right) for assistance. If you are a Montgomery County resident please use the contact information below.
Additional Links
Department of Health and Mental Hygiene
www.dhmh.state.md.us/
201 West Preston Street, Baltimore, Maryland 21201
General Info: 410-767-6860
Toll Free (inside MD): 1-877-463-3464
TTY Number: 1-800-735-2258
Maryland Department of the Environment
www.mde.state.md.us/
1800 Washington Blvd., Baltimore, Md. 21230.
(410) 537-3000
Montgomery County Residents:
Department of Environmental Protection
www.montgomerycountymd.gov
Division of
Environmental Policy & Compliance
255 Rockville Pike, Suite #120, Rockville, Maryland 20850-4166
Phone: (240) 777-0311
Contact: askDEP@montgomerycountymd.gov
Montgomery County MD Dept. of Environmental
Protection Radon Website:
/www.montgomerycountymd.gov/dectmpl.asp?url=/Content/dep/air/radon.asp
Centers for Disease Control and Prevention's (CDC) Indoor Air Quality Information by state - www.cdc.gov/nceh/airpollution/indoor_air.htm
EPA Resources
National Radon Action Month is in January - Browse Current & Past Events National Radon Action Month Events at
www.radonleaders.org/nram/events
| Map of Radon Zones for Maryland | |
 Click on the image for a larger version | What do the colors mean? | Need a full page version? (PDF, 1 page, 30 K, about PDF) |
The purpose of this map is to assist National, State, and local organizations to target their resources and to implement radon-resistant building codes. This map is not intended to be used to determine if a home in a given zone should be tested for radon. Homes with elevated levels of radon have been found in all three zones. All homes should be tested regardless of geographic location. Learn more |
| Directory of Builders Using Radon-Resistant New Construction | |
| EPA offers the Directory of Builders as a one-stop service to home buyers who are looking for builders that use radon-resistant construction techniques in new homes. The Directory contains the names of builders using RRNC who have voluntarily registered with EPA. EPA encourages all builders that use the recommended radon-resistant techniques to be listed in the Directory. Read more about Radon-Resistant New Construction See a Listing of States and Jurisdictions with RRNC Codes | Go to a listing of State Building Code Associations | Find Builders offering services |
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EPA Region 3 (Mid-Atlantic)
States Covered: DE | DC | MD | PA | VA | WV
Regional Indoor Air/Radon Contact (Please contact your state departments first):
Michelle Moyer moyer.michelle@epa.gov (215) 814-2098
Quick Link
Radon, Radiation, Indoor Air and Mold
EPA Resources
Regional Radon Training Centers
IED's Tribal Resources
EPA's State Environmental Agencies List
EPA's MyEnvironment
Note: Please direct any questions regarding the information on this page to the IED Webmaster.