Denver Drywall: Radon Risk Crushing Lung Youth?

By Franklin Everett Shaw

May 23, 2026

Imagine breathing air laced with a silent killer, right in your own Denver home. It’s not a horror movie plot, but a real threat: radon. This invisible, odorless gas, seeping up from the ground, is a leading cause of lung cancer, especially for non-smokers. And Denver, nestled against the Rocky Mountains, faces a particularly high risk. But don’t panic. Knowledge is power, and testing your drywall for radon is the first step to protecting yourself and your family.

Radon, a radioactive gas, forms from the natural decay of uranium in soil, rock, and water. Colorado’s geology, rich in granite and shale, makes it a radon hotspot. The gas can seep into homes through cracks in foundations, walls, and even gaps around pipes. Because drywall is porous, it can absorb radon gas from the air within your home, potentially giving off a reading if tested directly.

So, how do you test your drywall for radon in Denver? While direct drywall testing isn’t the standard method, understanding the process can highlight the importance of proper air testing.

Here’s a DIY approach to indirectly assess radon levels via drywall, keeping in mind this is less accurate than air testing:

Gather Your Supplies: You’ll need a short-term radon test kit (available at most hardware stores or online – look for kits certified by the National Radon Proficiency Program (NRPP) or the National Radon Safety Board (NRSB)), painter’s tape, a utility knife, and a clean, sealable plastic bag.
Choose Your Location: Select an interior wall, preferably in the lowest livable level of your home (like a basement or first floor). Avoid areas near doors, windows, or exterior walls, as these can skew results.
Prepare a Small Sample: Using the utility knife, carefully cut a small (approximately 2" x 2") square from the drywall. Choose an inconspicuous area, like behind furniture or in a closet.
Seal the Sample: Immediately place the drywall sample in the clean, sealable plastic bag. Squeeze out as much air as possible and seal tightly.
Position the Radon Test Kit: Place the radon test kit directly next to the sealed bag containing the drywall sample. Follow the kit’s instructions for deployment.
Wait and Monitor: Leave the test kit and drywall sample undisturbed for the duration specified in the kit instructions (usually 2-7 days).
Send for Analysis: After the testing period, seal the test kit according to the instructions and mail it to the lab for analysis.

Interpreting Your Results:

The EPA recommends taking action if radon levels are at or above 4 picocuries per liter (pCi/L). However, even levels between 2 pCi/L and 4 pCi/L warrant consideration of mitigation. Remember, this drywall test is indirect. If your test kit shows elevated levels near the drywall sample, it strongly suggests you need a professional air radon test.

Why Denver is Different:

Denver’s altitude and temperature fluctuations can exacerbate radon issues. Higher altitudes mean lower air pressure, which can draw radon gas into homes more easily. The freeze-thaw cycle can also create cracks in foundations, providing pathways for radon entry. Furthermore, newer, energy-efficient homes, while great for saving money, are often tightly sealed, trapping radon inside.

Challenges and Pitfalls:

Inaccurate DIY Testing: DIY kits can be affected by humidity, temperature, and improper placement. Always follow instructions carefully.
Ignoring Low Levels: Even if your initial test is below 4 pCi/L, consider retesting periodically, especially if you renovate or experience foundation settling.
Delaying Mitigation: If your test results are high, don’t delay mitigation. Radon-induced lung cancer is preventable.

Connecting Radon to Lung Health in Denver’s Youth:

Emerging research suggests a possible link between radon exposure and the development of asthma in children. While more studies are needed, it’s crucial for Denver families to be aware of this potential risk. Radon can irritate the lungs, making them more susceptible to respiratory problems, especially in young children whose lungs are still developing. If your child has asthma and you live in an area with high radon levels, testing and mitigation are even more critical.

Proactive Lung Health Strategies:

Regular Radon Testing: Test your home every two years, or after any significant renovations.
Ventilation: Increase ventilation in your home by opening windows and using exhaust fans.
Air Purifiers: Consider using air purifiers with HEPA filters to remove radon decay products from the air.
Healthy Lifestyle: Maintain a healthy lifestyle, including a balanced diet and regular exercise, to support lung health.

Professional Mitigation in Denver:

If your radon levels are high, don’t panic. Professional radon mitigation systems can effectively reduce radon levels in your home. These systems typically involve installing a vent pipe and fan to draw radon gas from beneath the foundation and exhaust it outside. The cost of mitigation varies depending on the size and construction of your home, but it’s a worthwhile investment in your family’s health. Look for certified radon mitigation professionals in the Denver area through the NRPP or NRSB websites.

Actionable Insights:

Don’t rely solely on drywall testing. It’s an indirect indicator. Always conduct a proper air radon test.
Consider a long-term radon test. These tests provide a more accurate average radon level over a longer period (90 days to a year).
Check with your neighbors. If your neighbors have high radon levels, your home is likely at risk as well.
Contact the Colorado Department of Public Health and Environment (CDPHE) for resources and information. They offer valuable information on radon testing and mitigation.

Protecting your family from radon is a crucial step in ensuring a healthy home in Denver. By understanding the risks, taking proactive steps to test your home, and implementing mitigation strategies when necessary, you can breathe easier knowing you’re safeguarding your loved ones from this silent threat. Don’t wait – take action today.