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Q: Is radon a serious problem?

• <div><p>Radon is present almost everywhere but, like sunlight, the concentration levels and how often you are exposed to it have a large part to play in just how dangerous it is. There are levels of radon that are acceptable inside a house, but above a certain limit, radon becomes a serious radioactive hazard that is a known cause of lung cancer. In fact, radon exposure is the number two leading cause of lung cancer (after smoking).</p></div>

Q: How long does radon mitigation take?

• <div><p>Installation typically takes 1-2 days, depending on the system and property layout.</p></div>

Q: Can I install my own radon mitigation system?

• <div><p>A <a href="https://www.angi.com/articles/can-homeowners-install-radon-mitigation-systems.htm">homeowner can install a radon mitigation system</a> on their own. But it&rsquo;s a challenging DIY that requires a lot of knowledge about radon mitigation as well as familiarity with local regulations. You do not want to risk an improper installation that leaves the system unable to detect radon or gives it a shortened life span. Relying on a professional is the surest way to guarantee a successful installation.</p></div>

Q: Can I perform radon gas abatement myself?

• <div><p>While DIY testing is possible, abatement generally requires professional installation to ensure efficacy and meet safety standards.</p></div>

Q: How often should radon levels be tested to ensure safety?

• <div><p>Testing every 2-5 years or upon adjusting occupancy or structural changes maintains safe environments.</p></div>

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Verified Reviews for Radon Detection And Reduction pros in Ethel, WA

*The Angi rating for Radon Detection And Reduction companies in Ethel, WA 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 Ethel, WA 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 November 11, 2025

Reviewed in November 2025
They did an amazing job cutting down my tree and removing all the debris. They were very professional, great communication, and the price was great. I would hire them in the future and plan to do so.
Stephanie's Housekeeping & Landscaping
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Reviewed in May 2025
Perfect! Bruce and Seth were both very professional and experienced. Bruce was prompt and great at communicating. Bruce was able to explain the different paint products and help us make the right for our house. The house looks incredible. We would definitely hire them again and highly recommend...
Bruce W. Nichols Painting
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Reviewed in March 2025
Thought I'd mention this since we had so much trouble finding someone! If you?re having trouble getting a logging company to remove some trees from your property, call Ronald Tikka of Tikka Timber Falling 360-553-8131. We tried three different logging companies and got no callbacks. All...
Tikka Timber Falling LLC
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Reviewed in February 2025
ABJ Appraisal Service was very responsive and accommodating to our needs. They are very personable and respectful of the tenants of the property. They produced an accurate and professional product in the short time frame we were in. In one word their service was ?exceptional?. ABJ Appraisal is...
ABJ Appraisals
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Reviewed in October 2024
I bought countertops and window treatments for my business and I am thrilled. Arvids uses the highest quality products, Hunter Douglas shades and Silestone countertops in my case, and all of the guidance from Arvids to pick out the products couldn’t have gone smoother.
Arvid's Interiors and Design - Abbey Carpet
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Reviewed in October 2024
David gave me a thorough, detailed, and honest inspection of my roof. He was extremely knowledgeable and I plan on using his services in the future
Pacific Performance Inc
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Reviewed in September 2024
They removed and matched and blended the pieces perfectly with weathered pieces to make the repair look flawless and blend perfectly
Capital city renovation LLC
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Reviewed in June 2024
They sprayed the ceilings of my cargo containers and it worked perfectly. They're warmer in the cold and cooler in the heat. They were prompt, professional and they cleaned up afterwards. It was expensive, but well worth the money compared to me building frame walls and installing batts of...
Spray Foam Specific, LLC
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Reviewed in February 2024
José and his crew did a great job! They did all I asked for, and my yard is just so much better. A great job trimming the shrubs and cleaning out the flower beds! They were even able to mow and edge my very wet and overgrown lawn. I will have them come back in the fall to help ‘winterize’.
N L Landscaping
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Reviewed in August 2023
I plan to sell my home. I knew I needed to reroof, but wanted a complete pitcture of any and all other things which needed attention for health and safety, or functionality, as well as what was mandatory because of code and what was optional at the moment. That's what I got. Some parts of the...
Capitol Home Inspections, LLC
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Find Radon detection and reduction specialists in Ethel

Alpha Environmental Services Inc

4.7(

134

)

Radon Gas - AbatementRadon Gas - Testing

Serving Ethel, WA and surrounding areas

Approved

In business since 2002

Free estimates

Warranties offered

"I have use Alpha on a couple of my houses now. Each time, they have been very professional, timely and explain the situation very well. They present all the options and arrive as promised"

Response time1 day

Recommended by85%of homeowners

Request Quote

Environmental Technology Consultants

4.9(

)

Radon Gas - Testing

Serving Ethel, WA and surrounding areas

In business since 1997

Free estimates

"James offered some suggestions regarding our home. I am doing as he suggested to see if the recommendations eliminates the air quality and concern there may be mold. He offered inside & outside advise for venting and reroofing."

Recommended by100%of homeowners

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SWAT Environmental, Inc.

1.8(

)

Radon Gas - Abatement

Serving Ethel, WA and surrounding areas

In business since 1988

Free estimates

Credit card accepted

"The work was fine, I haven't retested yet."

Recommended by50%of homeowners

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American Building Solution LLC

New to Angi

Radon Gas - AbatementRadon Gas - Testing

Serving Ethel, WA and surrounding areas

In business since 2014

Free estimates

Emergency services offered

Professional handyman services as well as Residential and Commercial property maintenance.\n\nWe specialize in room additions and full home remodels along with residential and commercial property electrical, plumbing, carpentry, and interior and exterior tenant improvements, re-keying, painting, landscaping, and all other property maintenance and construction services.\n\nProperty managers: we specialize in local handyman work and property maintenance needs.\n\nhttp://www.handymanintacoma.com/

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Radon Detection and Reduction questions, answered by experts

Radon is present almost everywhere but, like sunlight, the concentration levels and how often you are exposed to it have a large part to play in just how dangerous it is. There are levels of radon that are acceptable inside a house, but above a certain limit, radon becomes a serious radioactive hazard that is a known cause of lung cancer. In fact, radon exposure is the number two leading cause of lung cancer (after smoking).

Installation typically takes 1-2 days, depending on the system and property layout.

A homeowner can install a radon mitigation system on their own. But it’s a challenging DIY that requires a lot of knowledge about radon mitigation as well as familiarity with local regulations. You do not want to risk an improper installation that leaves the system unable to detect radon or gives it a shortened life span. Relying on a professional is the surest way to guarantee a successful installation.

While DIY testing is possible, abatement generally requires professional installation to ensure efficacy and meet safety standards.

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

The Ethel, WA 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
•
Mar 18, 2026Mar 18, 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.
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•
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.