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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: How long can you go without a radon fan?

• <div><p>Your radon fan needs to operate 24/7 to be effective. The only time the fan isn't operating is during its replacement. Radon levels in the home can increase within hours if the fan stops working or something obstructs the stack vent. Fortunately, radon systems require no downtime maintenance between fan changes.</p></div>

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: 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: Can you remediate radon yourself?

• <div><p>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.</p></div>

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Verified Reviews for Radon Detection And Reduction pros in Chisholm, MN

*The Angi rating for Radon Detection And Reduction companies in Chisholm, MN 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 Chisholm, MN 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 March 11, 2026

Reviewed in March 2026
Professional and very efficient. CJ did a great job and was very professional. Blake and Bob worked to do a fantastic job. I couldn't believe the caulking job from Blake. I have done caulking before and know how hard it is. Blake made it look like a smooth glass window. I would recommend Mad...
Mad City Windows & Baths
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Reviewed in October 2025
It was a pleasure dealing with Jason and Jay. They were the best!! They always returned phone calls promptly and they worked hard to give us the very lowest prices. The workers were unstoppable. Very respectful and did a wonderful job. We would recommend them highly.
Storm Pro Exteriors, Inc.
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Reviewed in July 2025
Quail had excellent follow through, answered all my questions immediately and had a solution to all if the issues presented. He was super informative and honest. I would recommend this Company to anyone. My project is postponed for a year which had nothing to do with Quail. I really loved...
Quail Services, LLC
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Reviewed in November 2024
He was very thorough and efficient. Completed the job in the estimated time and did a great job.
Richs Painting, LLC
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Reviewed in August 2024
Project was to replace old boards on my deck and ramp. I addition added an extension on my deck. Really great work and very easy to work with. Very knowledgeable and does excellent work. Price was very reasonable for the work and craftsmanship that was done.
The Deck Squad
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Reviewed in May 2024
I have two metal roofs done by vertex and they were very professional and did a great job and I am very happy with the final results
Vertex Roofing, Inc.
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Reviewed in July 2023
Marc and Brandon repaired our garage foundation. Raised the floor and repaired all around the garageâ s cement blocks. I couldnâ t believe the difference it made and in only 4 hours. Very nice and explained what they were going to do. Highly recommend them!
Groundworks
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Reviewed in July 2023
Prompt, efficient and excellent in their work performance. Very pleased !
Wick & Associates, Inc.
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Reviewed in March 2023
Technician is personable, friendly. He is very knowledgeable and has corrected several issues that were not originally constructed in an efficient manner. He is open to answer questions about the new and more efficient system. Will be calling on him again for further repairs to HVac System in...
Warwas Heating & Cooling, LLC
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Reviewed in September 2022
Great work done, reasonable price. Good guys and hard workers.
Noah and Noah's Tree Service LLC
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Find Radon detection and reduction specialists in Chisholm

Northland Home Inspections

4.5(

)

Serving Chisholm, MN and surrounding areas

Approved

In business since 2019

Free estimates

Credit card accepted

"Todd listened to my concerns and was very knowledgeable when he answered any questions I had. I would definitely recommend him! The seller was also present at the inspection and she was also very happy with Todd's work."

Response time8 hrs

7 neighbors recently requested a quote

Recommended by92%of homeowners

Serving Chisholm, MN and surrounding areas

In business since 2015

Free estimates

Emergency services offered

"Brandon is great! He helped me out when I found myself in a time crunch for getting an inspection. He was very thorough and honest. He even checked out the treehouse in the back yard! I would highly recommend Koti-Home!"

Response time7 hrs

Recommended by100%of homeowners

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Radon Detection and Reduction questions, answered by experts

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

Your radon fan needs to operate 24/7 to be effective. The only time the fan isn't operating is during its replacement. Radon levels in the home can increase within hours if the fan stops working or something obstructs the stack vent. Fortunately, radon systems require no downtime maintenance between fan changes.

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).

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.

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.

The Chisholm, MN 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

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.
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.
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.
Jacqueline DeMarco
•
May 2, 2026May 2, 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.
Kate Fann
•
Apr 9, 2026Apr 9, 2026
Radon Mitigation System Diagram: Understanding How It Works
You need to protect your home from radon, but what does a radon mitigation system look like? Check out this radon mitigation system diagram to learn how it works.
Jacqueline DeMarco
•
Apr 10, 2026Apr 10, 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.