Top-rated radon detection and reduction specialists.

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

• <div><p>No level of radon is technically safe, but since it is present everywhere, complete avoidance is impossible. 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 preventative measures if your home's radon levels are between 2 and 4 pCi/L or higher.</p></div>

Q: How long does the radon abatement process usually take?

• <div><p>Mitigation can take several days depending on home setup, equipment accessibility, and achieving effective diffusion system sealed efficiency.</p></div>

Q: What are the health risks associated with radon exposure in homes?

• <div><p>Long-term exposure increases lung cancer risks. Prolonged homestay individuals and smokers encounter heightened vulnerability and exposure concerns.</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 radon mitigation systems come with warranties?

• <div><p>Yes, many systems include warranties for performance. Confirm terms with your installer.</p></div>

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Verified Reviews for Radon Detection And Reduction pros in Owensville, MO

*The Angi rating for Radon Detection And Reduction companies in Owensville, 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 Owensville, 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 July 20, 2026

Reviewed in July 2026
This was my first time getting my house and driveway power washed, he answered all of my questions and concerns. Definitely recommend!!
JADEE Exterior Services
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Reviewed in April 2026
Excellent! After a water leak to our condo, Frye Painting and Drywall Repair came to the rescue. Ed was great to work with and very professional! Highly recommend this company! Including before and after pictures.
Frye Family Painting and Drywall Repair
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Reviewed in January 2026
He was super nice and I loved the way he cut my tree
Garcia Lawn Services
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Reviewed in June 2025
This was actually a job Shannon and the crew did for us on some steel foundation work, posts, beams and columns. Steelwork was cleaned, prepped, primed and protected with multiple coats in about 8-10hrs. Really great color and finish, we are nearly going on 18 months with no fading, wear,...
A Touch Above Painting
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Reviewed in November 2024
Tom and Tony did a great job painting our fascia, soffits and garage doors. Rogers Painting showed up and finished the job within the time frame they originally gave us. Rare these days! Very nice people to do business with.
Rogers Painting
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Reviewed in August 2024
Rod has done numerous jobs for me at my home. Built a covered porch, metal skirting around my home, concrete work for a well house, digging and placing water lines, disassembling and moving and reassembling of my large carport including replacing parts needed. I will use him in the future. His...
Cooper's Handyman Services, LLC
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Reviewed in April 2024
Brett and his crew did an amazing job. From start to finish. They were very easy to work with and cleaned up after themselves. We couldn't be happier with the work he did.
B&H Yardworks
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Reviewed in February 2024
I hired them to put floor in my man cave and they did great. They came in and got straight to work and was able to get it done pretty quickly and they cleaned up and it looks great would highly recommend.
MO JOINERS LLC
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Reviewed in October 2023
Gary is fantastic and easy to work with. Kind and friendly and does superior work. I would recommend him 10 out of 10 to anyone.
Installations Unlimited llc
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Reviewed in September 2021
My initial inquiry on Angi was for Land clearing and trenching for electrical cable. When my first referral did not follow up for in person consultation, Angi then referred me to Travis Norris at TNT Underground construction who met with me at the property site within a few days to discuss...
TNT Underground Construction
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Find Radon detection and reduction specialists in Owensville

Metro Radon Control of St. Louis, LLC

4.9(

171

)

Radon Gas - Abatement

Serving Owensville, 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 Owensville, 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

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Braun's Inspection Consultants

4.7(

)

Radon Gas - Testing

Serving Owensville, MO and surrounding areas

In business since 2000

Free estimates

Emergency services offered

"very professional and conscientious. timely in responses and thorough in inspection"

Recommended by100%of homeowners

Serving Owensville, MO and surrounding areas

In business since 2005

Free estimates

Mid MO Inspectors will provide you or your business with a full service approach to all your inspection needs. Please feel confident in contacting Mid MO Inspectors for your next inspection.

Recommended by100%of homeowners

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Armistead Contracting

3.5(

)

Radon Gas - Testing

Serving Owensville, MO and surrounding areas

In business since 2016

Free estimates

Credit card accepted

"Very professional, clean and neat"

Response time2 days

Recommended by71%of homeowners

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Radon Detection and Reduction questions, answered by experts

No level of radon is technically safe, but since it is present everywhere, complete avoidance is impossible. 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 preventative measures if your home's radon levels are between 2 and 4 pCi/L or higher.

Mitigation can take several days depending on home setup, equipment accessibility, and achieving effective diffusion system sealed efficiency.

Long-term exposure increases lung cancer risks. Prolonged homestay individuals and smokers encounter heightened vulnerability and exposure concerns.

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.

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

The Owensville, 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

Mitchell Grant
•
Aug 3, 2026Aug 3, 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.
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.
Angi
•
Mar 18, 2026Mar 18, 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 and How Does It Get In Your Home?
What is radon gas? Find out what this radioactive gas is, why it is dangerous, how it gets in your home, and how to mitigate it.
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.