In an effort to limit community transmission of COVID-19, RSSI is reducing in-office staff time.  RSSI is still open for business, but as a result of the reduced staffing, turn-around times for responses, order fulfillment, lab analyses, and instrument calibrations may increase.


Radon Links 


Radon information from the US EPA

Free Publications from the US EPA

Radon in Your State

Maps of radon levels by county from the US EPA 

Radon Information from the US Geological Survey

US Karst Geology Map indicating regions of unusual radon patterns 



National Cancer Institute's Radon Cancer Risks

American Cancer Society's radon information page

Surgeon General's National Health Advisory on Radon



Radon Information from the Health Physics Society

Radon Information from the Radiation Information Network

Bier VII Report (2006) on Health Risks from Exposure to Low Levels of Ionizing Radiation

Abstract of the pooling of the European Residential Radon studies



American Association of Radon Scientists and Technologists

National Radon Proficiency Program

National Radon Safety Board


General Radon Information

Product Information

Form Downloads

Order Radon Test Kits

Check Your Results 

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