Q: What radon level is considered high?

The EPA recommends action when radon levels are 4.0 pCi/L or higher . Bozeman and Gallatin County are in Radon Zone 1, meaning many homes test above this level due to local geology. Testing is the only way to know your home’s radon level. In real estate transactions, radon levels at or above 4.0 pCi/L are commonly addressed before closing, which is why testing and clear results are important for both homeowners and buyers.

Q: How long does testing take?

Short-term testing typically runs 48–96 hours . Results are reviewed with you so you understand what they mean.

Question 1

What radon level is considered high?

Accepted Answer

The EPA recommends action when radon levels are 4.0 pCi/L or higher.

Bozeman and Gallatin County are in Radon Zone 1, meaning many homes test above this level due to local geology. Testing is the only way to know your home’s radon level.

In real estate transactions, radon levels at or above 4.0 pCi/L are commonly addressed before closing, which is why testing and clear results are important for both homeowners and buyers.

Question 2

How long does a radon test take?

Accepted Answer

Tests typically take 48 hours to provide accurate readings of your home's radon levels.

Question 3

How long does testing take?

Accepted Answer

Short-term testing typically runs 48–96 hours. Results are reviewed with you so you understand what they mean.

Question 4

Will mitigation work?

Accepted Answer

Properly designed mitigation systems are highly effective at reducing radon levels. System design and installation quality matter.

Question 5

Do you work with real estate timelines?

Accepted Answer

Yes. We regularly support buyers, sellers, and agents by meeting inspection timelines and providing clear documentation.

Question 6

Do radon systems require maintenance?

Accepted Answer

Systems are designed for long-term operation, but fans and components may require inspection or replacement over time.

Radon Testing & Mitigation

Radon is an invisible gas, and getting a high test result can be unsettling. Many homeowners aren’t sure what the numbers mean, how serious the issue is, or what to do next.

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Frequently Asked Questions about Radon Services

Get answers to common questions about radon testing and mitigation.

What radon level is considered high?

How long does a radon test take?

How long does testing take?

Will mitigation work?

Do you work with real estate timelines?

Do radon systems require maintenance?

Have Questions About Radon or Next Steps?

If you’re unsure what your radon results mean or whether mitigation is needed, we’re happy to help. Reach out to get clear answers and understand what makes sense for your home.

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