Top-rated radon detection and reduction specialists.

Best radon detection and reduction specialists near Bonne Terre, MO

Q: Why is radon gas abatement necessary for homes?

• <div><p>Radon is a cancer-causing radioactive gas that poses serious health risks, infiltrating homes through foundation cracks and unnoticed spaces.</p></div>

Q: What would cause radon in a house?

• <div><p>The natural breakdown of uranium in soil, rock, and water can cause radon to appear in a home. The gas seeps into homes through cracks in foundations, walls, or floors, as well as through gaps around pipes or construction joints. Radon levels are influenced by soil composition, building materials, and ventilation. Poorly sealed or airtight homes can trap radon, allowing it to accumulate.</p></div>

Q: Do air purifiers help with radon?

• <div><p>No, air purifiers are not an effective way to reduce or remove radon. Radon is a radioactive, inert gas that cannot be filtered by standard air purifiers, which are designed to capture particulates like dust and mold. While an air purifier can improve indoor air quality by removing other pollutants, it should not be relied upon for radon. The only effective solution for high radon levels is a dedicated radon mitigation system.</p></div>

Q: What steps should be taken if high radon levels are detected?

• <div><p>If high radon levels are detected, steps include sealing entry points, installing a mitigation system, and retesting the air regularly to ensure reduced levels.</p></div>

Q: What level of radon is considered safe or dangerous?

• <div><p>No level of radon is technically safe, but since it is naturally present everywhere, it is impossible to avoid entirely. The average radon level in homes across the United States is 1.3 picocuries per liter (pCi/L). The Environmental Protection Agency (EPA) recommends taking action to reduce radon levels if your home's test results are between 2 and 4 pCi/L or higher.</p></div>

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Verified Reviews for Radon Detection And Reduction pros in Bonne Terre, MO

*The Angi rating for Radon Detection And Reduction companies in Bonne Terre, MO 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 Bonne Terre, MO 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 January 08, 2026

Reviewed in January 2026
Landen was very professional and helped navigate us through a leak in our system. He explained throughly what he was doing and how he was going to fix it. I would definitely recommend Reeder Heating and Cooling to anyone
Reeder Heating and Cooling LLC
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Reviewed in November 2025
I had a great experience with Premier Junk Removal! They helped clear out a room for me, and the whole process was quick, easy, and stress-free. The team was professional, punctual, and respectful of my home. They worked efficiently and made sure everything was taken care of just the way I...
Premier Junk Removal & Demo LLC
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Reviewed in July 2025
I had a water softener and filtration system installed in my home. It's fabulous! Austin was very reliable and friendly. He was extremely efficient. I'm so happy with my system, and with Jones Air and Water.
Jones Air And Water
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Reviewed in January 2025
Reynold's Tree Service provides top-quality work! He and his team are experienced, prompt, and get the job done quickly and safely.... and for a great price. I have hired him several times now and he always does outstanding work, whether it's trimming and shaping trees or taking down an entire...
Reynolds Tree Service
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Reviewed in August 2023
Randy and his team did amazing work. The guys are very professional, answered all of my questions, and completed the job in two days. I had nine trees that were too close to the house, and with the recent storms, some were damaged by wind and lightning strikes. I had trees trimed that were...
R & B Tree Service & Landscaping, LLC
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Reviewed in June 2023
White’s Tree Service did an exceptional job removing three trees and trimming about five more in our yard. Their estimate was reasonable and done in a quick manner and actual job was done the following week. Cleanup in the yard was excellent. This was the second time we have used their...
White's Tree Service
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Reviewed in May 2023
They were fast and efficient and cleaned up the area when they were done.
Tree Master
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Reviewed in December 2022
Trimmed and removed tree limbs over hanging my house and driveway. Very professional with scheduling and work performed. All limbs removed safely and good cleanup.
Reynolds Tree Service
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Reviewed in February 2022
Mr. Yoder was very professional and explained everything that he was going to do. His work was very diligent and did touch ups where needed. He even checked the flashing around the chimney. He sanded my floors and added polyurethane finish on them. He added and exhaust fan in my bathroom and...
Yoder Painting LLC
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Reviewed in October 2021
Eric and his team did an amazing job and solved the water problem.
E.S. Leonard Contracting LLC
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Top-Rated Radon detection and reduction specialists in Bonne Terre - Updated Nov 2026

Metro Radon Control of St. Louis, LLC

4.9(

171

)

Radon Gas - Abatement

Serving Bonne Terre, MO and surrounding areas

In business since 2011

Free estimates

Emergency services offered

"He was very professional and courteous. He brought a radon gas monitor in my home to test radon levels and he said that everything was okay. And I didn’t have a problem with radon."

Response time6 hrs

Recommended by99%of homeowners

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SWAT Environmental, Inc.

4.5(

)

Radon Gas - Abatement

Serving Bonne Terre, MO and surrounding areas

In business since 1988

Free estimates

Credit card accepted

"Overall everything was pretty good. I felt the installation could have looked much cleaner but it is fine. I still haven't re tested to see what my radon levels are now."

Recommended by97%of homeowners

Serving Bonne Terre, MO and surrounding areas

In business since 2023

Free estimates

Small jobs welcome

"TESTING FOR ASBESTOS I need to make sure people know about a man named Jeff Miller Owner of Scope Environmental. I wanted to have my basement checked for Asbestos. This man was absolutely the nicest person. Jeff is a professional, who explained things extremely well and in detail, offered positives suggestions, and extremely knowledgeable. Oh, and extremely honest and helpful. If you ever want to have your basement checked for Radon or Asbestos or Mold, please call this nice man who has a vast amount of experience and knowledge on these three issues. His phone number is 314-220-1810. His pricing is very reasonable and he is Certified in the State of Missouri which is a requirement by the State to do testing. He sure put my mind at peace."

+10

Response time4 hrs

Response rate96%

Recommended by73%of homeowners

Serving Bonne Terre, MO and surrounding areas

In business since 2019

Free estimates

Emergency services offered

"It went great they were very professional and very knowledgeable."

+43

Recommended by87%of homeowners

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Municipal Environmental Services

New to Angi

Radon Gas - Testing

Serving Bonne Terre, MO and surrounding areas

In business since 2025

Free estimates

Offers commercial services

We pride our company on reliability, great communication, integrity, and quality work. We are experts in our trade and will do our best to keep you as educated as we can on your particular task or project. We look forward to earning your business! Book with us online or feel free to give us a call today!

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Radon Detection and Reduction FAQs, answered by experts

Radon is a cancer-causing radioactive gas that poses serious health risks, infiltrating homes through foundation cracks and unnoticed spaces.

The natural breakdown of uranium in soil, rock, and water can cause radon to appear in a home. The gas seeps into homes through cracks in foundations, walls, or floors, as well as through gaps around pipes or construction joints. Radon levels are influenced by soil composition, building materials, and ventilation. Poorly sealed or airtight homes can trap radon, allowing it to accumulate.

No, air purifiers are not an effective way to reduce or remove radon. Radon is a radioactive, inert gas that cannot be filtered by standard air purifiers, which are designed to capture particulates like dust and mold. While an air purifier can improve indoor air quality by removing other pollutants, it should not be relied upon for radon. The only effective solution for high radon levels is a dedicated radon mitigation system.

If high radon levels are detected, steps include sealing entry points, installing a mitigation system, and retesting the air regularly to ensure reduced levels.

No level of radon is technically safe, but since it is naturally present everywhere, it is impossible to avoid entirely. The average radon level in homes across the United States is 1.3 picocuries per liter (pCi/L). The Environmental Protection Agency (EPA) recommends taking action to reduce radon levels if your home's test results are between 2 and 4 pCi/L or higher.

The Bonne Terre, MO 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

Alison Kasch
•
Apr 6, 2026Apr 6, 2026
How Much Does Radon Remediation Cost? [2026 Data]
Get clear answers on how much radon remediation costs, including average prices, key cost factors, and tips to save money on your home’s radon mitigation.
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•
Sep 28, 2026Sep 28, 2026
How Much Does a Radon Mitigation System Cost? [2026 Data]
The cost of a radon mitigation system depends mostly on the type of system being installed. Use this guide to learn about your options.
Angi
•
Sep 23, 2026Sep 23, 2026
How Much Does Radon Testing Cost? [2026 Data]
Find out what impacts radon testing costs, including average prices for DIY kits and professional services, so you can protect your home and budget confidently.
Amy Freeman
•
Jul 9, 2026Jul 9, 2026
Who Installs Radon Mitigation Systems?
Radon is a gas that you can't see or smell and is harmful to your health. If your home has radon, you need to know who installs radon mitigation systems.
Jacqueline DeMarco
•
Jul 9, 2026Jul 9, 2026
What Is Radon Testing?
What is radon testing? Radon testing measures the presence and concentration of radon gas within indoor environments. Read on to learn more.
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•
Jul 8, 2026Jul 8, 2026
How to Test for Radon in Your Home
Knowing how to test for radon will keep your home free and safe from this odorless gas—you just have to decide whether to do it yourself or hire a pro.