Top-rated radon detection and reduction specialists.

Best radon detection and reduction specialists near Farmington, IL

Enter your zip and get matched with up to 5 pros

Need a pro for your radon detection and reduction project in Farmington, IL?

Select your specific project to find the pro for you.

Verified Reviews for Radon Detection And Reduction pros in Farmington, IL

*The Angi rating for Radon Detection And Reduction companies in Farmington, IL is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Radon Detection And Reduction needs.

*The HomeAdvisor rating for Radon Detection And Reduction companies in Farmington, IL is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Radon Detection And Reduction needs.

Last update on October 21, 2026

Top-Rated Radon detection and reduction specialists in Farmington - Updated Nov 2026

Avatar for U.S. Waterproofing
U.S. Waterproofing
4.2(
598
)
Radon Gas - Abatement

Serving Farmington, IL and surrounding areas

Approved

In business since 1957

Free estimates

Warranties offered

"Called company on Monday and got an appointment for an inspection on Wednesday. That following Monday, the technician arrived and went through each step is sealing off the concrete foundation to the water leak. The fix worked well and was put to the test with the recent record rains. Not one drop of water came into the basement."
Radon Mitigation
Radon Mitigation
Basement Waterproofing
Basement Waterproofing
Response time1 day
Response rate100%
17 neighbors recently requested a quote
Request Quote
Radon Detection and Reduction FAQs, answered by experts

Testing every 2-5 years or upon adjusting occupancy or structural changes maintains safe environments.

Yes, many systems include warranties for performance. Confirm terms with your installer.

There are steps you can take as a homeowner to remediate radon yourself. While a radon reduction professional can make the biggest impact in your home, you can make efforts to improve radon levels on your own by sealing cracks, increasing ventilation, and testing for radon regularly.

You can vent radon out of your house sometimes by simply opening a window, but it won’t remove the source, and will likely rise above recommended levels quickly. A professional will be needed to assess your home, and determine the best strategy for radon removal. Active radon sump pumps and soil depressurization systems are often used to forcefully vent the radon from your home.

Mitigation reduces radon levels, protecting your health and complying with safety standards.

The Farmington, IL homeowners’ guide to radon detection and reduction services

From average costs to expert advice, get all the answers you need to get your job done.

See all articles