It is now estimated 1 in 3 properties in the Portland/Vancouver Metro area have elevated radon levels.

The Environmental Protection Agency and The U.S. Surgeon General’s Office both recommend all homes should be tested for radon.

  • Rapid response
  • Quick turnaround of test results
  • Competitive rates
  • Residential and Commercial testing services   

Types of Tests Provided
Professional Test  Short-term (2-4 day) continuous electronic monitoring, with results available at the end of the testing period. Includes a same day report of radon levels. Request a professional test here.
Do It Yourself Short-term Activated Charcoal  3-7 day testing with results provided by an independent laboratory. Click here to order.
Do It Yourself Long-term Alpha-Track  3-12 month testing, with results provided by an independent laboratory. Click here to order.
In-Water  Typically done for properties served by well water. Includes on-site sampling and results provided by an independent laboratory.  

Written Report

All radon surveys are accompanied by a full written report, including an explanation of the testing done, findings, and recommendations.


Please email us your request using the Contact Us form, or call our Testing Department 503-421-4813, option 2.



FREE mitigation quotes should elevated radon levels be found



© Cascade Radon, Inc. 2024