Jeffrey City, WY Radon Mitigation and Testing

Q: What EPA Radon Zone is Jeffrey City in?

Jeffrey City is in Fremont County, EPA Zone 1.

Q: How much does radon mitigation cost in Jeffrey City?

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

Fremont County

EPA Zone 1

This remote community in central Wyoming's Fremont County sits on high-elevation terrain where uranium-bearing geological formations can contribute to elevated radon levels. Testing data for Jeffrey City (zip code 82310) remains sparse, though the area's mining history suggests radon testing could be particularly valuable for residents. The harsh climate influences local construction practices, with many homes featuring below-grade spaces.

Jeffrey City, WY Radon Mitigation

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

Jeffrey City, WY Radon Testing

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

Jeffrey City Radon Facts

Key details about the radon risk profile for Jeffrey City and the 82310 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Fremont County, WY

Zip Code

82310

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Jeffrey City and the 82310 zip code are located in Fremont County, which has an EPA assigned Radon Zone of 1. A radon zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Jeffrey City, WY

What EPA Radon Zone is Jeffrey City in?

Jeffrey City and the 82310 zip code are in Fremont County, which has an EPA assigned Radon Zone of 1. A zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L.

How much does radon mitigation cost in Jeffrey City?

Radon mitigation in Jeffrey City 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 Jeffrey City?

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 Wyoming

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

City	Avg User Radon Level	Submissions
Lander	8.18 pCi/L	11
Rock Springs	5.22 pCi/L	9
Laramie	5.83 pCi/L	6
Green River	12.60 pCi/L	5
Riverton	8.40 pCi/L	5
Casper	5.60 pCi/L	5
Sheridan	10.75 pCi/L	4
Thayne	9.25 pCi/L	4
Cody	5.75 pCi/L	4
Cheyenne	5.00 pCi/L	4
Thermopolis	5.00 pCi/L	3
Gillette	20.00 pCi/L	1
Jackson	No submissions	0