Top-rated radon detection and reduction specialists.

Best radon detection and reduction specialists near Hot Springs, SD

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>

Q: What if radon is still high after mitigation?

• <div><p>You'll need to test your home for radon after installing the mitigation system, then again every two years. If radon remains elevated, contact a licensed radon professional, either the contractor who installed the system or a different one, and have them evaluate the system. They may need to make some changes to improve its effectiveness and performance.</p></div>

Q: What types of radon mitigation systems are available?

• <div><p>Options include sub-slab depressurization, crawlspace ventilation, and sealing cracks. Choose based on home construction and radon levels.</p></div>

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 often should you replace a radon fan?

• <div><p>Many radon fans carry a five-year manufacturer's warranty. That said, your radon fan should last between five and ten years. Regular inspections will ensure the fan is operating properly. Unusual or exceptional noise coming from the fan or indications on your manometer or system monitor can immediately tell you that something is amiss.</p></div>

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Verified Reviews for Radon Detection And Reduction pros in Hot Springs, SD

*The Angi rating for Radon Detection And Reduction companies in Hot Springs, SD 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 Hot Springs, SD 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 12, 2026

Reviewed in October 2026
We ad 2 widows replaced using renewal by Anderson. My windows are made well look well and work well. It was so nice to work with them knowing they would take care of replacing my Windows without any problems.
Renewal by Andersen of Rapid City
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Reviewed in August 2025
High quality craftsmanship and great customer care
Build Home SD
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Reviewed in June 2025
The Teske’s were professional, friendly, as timely as weather would permit, hard workers and did a strong, well built structure for us with our greenhouse. They always came when they said they would, have clear and fair estimate and followed through with designs though were willing to be...
Teske Services, LLC
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Reviewed in May 2024
The work was done according to contract, and as promptly as the weather allowed.
JM&M Construction LLC
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Reviewed in September 2023
Caleb is the most professional and friendly contractor I have ever had the pleasure of working with. Everything was done exactly as planned in a timely and professional matter. When the job was done, there wasnâ t a shred of debris left anywhere. Highly recommended!
Zeper Construction LLC
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Reviewed in November 2022
Excellent workmanship very friendly and clean
Summit Seamless RainGutters
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Reviewed in August 2022
We bought a piece of land and built a brand new home Jesse and his crew were amazing we have had no issues with the house and the construction was top notch. I have been around construction my whole life and any issue I noticed Jesse was on top of and resolved it immediately we are very pleased...
Swett Construction, LLC
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Reviewed in June 2021
Appreciated the follow up with us. Very professional and knowledgeable in garage doors and their inner working. Replaced torsion springs on double door which prohibited us from getting our vehicles out. We appreciated their efforts to get our vehicles set free.
Garage Door Pros
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Reviewed in January 2021
His design and ideas are awesome, but sometimes the quality is lacking. My main piece feedback is that they could follow through with little details and repairs to ensure the quality is up to standard. My finished product is great, and I love my kitchen.
Averie custom cabinets
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Top-Rated Radon detection and reduction specialists in Hot Springs - Updated Nov 2026

ALO Radon

4.9(

)

Radon Gas - AbatementRadon Gas - Testing

Serving Hot Springs, SD and surrounding areas

Approved

In business since 2020

Free estimates

Emergency services offered

"Anthony was very polite and knowledgeable. The hole job was done in two days. Radon readings went from 14 to 34 down to 0.4, we are very happy ."

+13

Response time3 hrs

Response rate94%

Recommended by92%of homeowners

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Blackburn Foundation Repair, LLC

4.6(

)

Radon Gas - AbatementRadon Gas - Testing

Serving Hot Springs, SD and surrounding areas

Approved

In business since 1992

Free estimates

Warranties offered

"Excellent service! Pro was nice, easy to work with, professional! Never would have known he was here, he cleaned the working area so well! I would definitely recommend Blackburn Basement!!"

Response time1 day

91 neighbors recently requested a quote

Recommended by80%of homeowners

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Black Hills Radon

New to Angi

Radon Gas - TestingRadon Gas - Abatement

Serving Hot Springs, SD and surrounding areas

Approved

In business since 2022

Free estimates

Black Hills Radon is committed to excellence in every aspect of our business. We uphold a standard of integrity bound by fairness, honesty, and personal responsibility. Our distinction is the quality of service we bring to our customers. Accurate knowledge of our trade combined with ability is what makes us true professionals. Above all, we are watchful of our customers' interests, and make their concerns the basis of our business.

1 neighbors recently requested a quote

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Empire Home Inspections, LLC

New to Angi

Radon Gas - Testing

Serving Hot Springs, SD and surrounding areas

In business since 2022

Free estimates

Credit card accepted

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! \n \n

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Radon Detection and Reduction FAQs, answered by experts

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

You'll need to test your home for radon after installing the mitigation system, then again every two years. If radon remains elevated, contact a licensed radon professional, either the contractor who installed the system or a different one, and have them evaluate the system. They may need to make some changes to improve its effectiveness and performance.

Options include sub-slab depressurization, crawlspace ventilation, and sealing cracks. Choose based on home construction and radon levels.

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.

Many radon fans carry a five-year manufacturer's warranty. That said, your radon fan should last between five and ten years. Regular inspections will ensure the fan is operating properly. Unusual or exceptional noise coming from the fan or indications on your manometer or system monitor can immediately tell you that something is amiss.

The Hot Springs, SD 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
•
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.
Alison Kasch
•
Oct 30, 2026Oct 30, 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
•
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 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.