Fillmore, UT Radon Mitigation and Testing

Q: What EPA Radon Zone is Fillmore in?

Fillmore is in Millard County, EPA Zone 2.

Q: How much does radon mitigation cost in Fillmore?

Radon mitigation typically costs between $800 and $2,000. Most standard systems fall in the $1,000-$1,500 range.

Millard County

EPA Zone 2

Positioned in Millard County's high desert basin, Fillmore sits on alluvial deposits in Utah's Great Basin region where geological conditions create variable radon potential. With testing data limited for the 84631 area, residents should prioritize individual home assessment regardless of local geology. Many homes in this historic Mormon settlement feature basements that can concentrate radon gas when present in the underlying soils.

Fillmore, UT Radon Mitigation

Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.

Fillmore, UT Radon Testing

Finding qualified radon testing professionals is the first step toward protecting your home.

Fillmore Radon Facts

Key details about the radon risk profile for Fillmore and the 84631 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Millard County, UT

Zip Code

84631

Predicted Screening Level

2–4 pCi/L (Zone 2)

Fillmore and the 84631 zip code are located in Millard County, which has an EPA assigned Radon Zone of 2. A radon zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Fillmore, UT

What EPA Radon Zone is Fillmore in?

Fillmore and the 84631 zip code are in Millard County, which has an EPA assigned Radon Zone of 2. A zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L.

How much does radon mitigation cost in Fillmore?

Radon mitigation in Fillmore typically costs between $800 and $2,000. Most homes with standard basements can be mitigated with a sub-slab depressurization system in the $1,000–$1,500 range. Factors that can increase cost include complex foundations, crawl spaces, or very high radon levels.

Should I test for radon if I'm buying a home in Fillmore?

Yes. Radon testing should be part of every home purchase. A short-term radon test is typically included as part of the home inspection process and costs $150–$250. If elevated levels are found, you can negotiate mitigation as part of the sale.

Most Active Radon Markets in Utah

Cities with the most user-submitted radon test data in the state.

City	Avg User Radon Level	Submissions
Vernal	8.60 pCi/L	5
Logan	8.00 pCi/L	5
Smithfield	12.00 pCi/L	4
Bountiful	6.75 pCi/L	4
Cedar City	4.50 pCi/L	4
Eagle Mountain	10.67 pCi/L	3
Heber City	5.00 pCi/L	3
Brigham City	9.00 pCi/L	1
Lehi	7.00 pCi/L	1
Saint George	No submissions	0
Sandy	No submissions	0