Newcastle, WY Radon Mitigation and Testing

Q: What is the average radon level in Newcastle, WY?

Based on 1 user-submitted tests, the average radon level is 14.00 pCi/L.

Q: What EPA Radon Zone is Newcastle in?

Newcastle is in Weston County, EPA Zone 2.

Q: How much does radon mitigation cost in Newcastle?

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

Avg: 14.00 pCi/L

Weston County

EPA Zone 2

1 user test

Newcastle in Weston County shows an alarming average radon level of 14.0 pCi/L, nearly four times the EPA's action threshold of 4.0 pCi/L. This northeastern Wyoming community sits atop uranium-bearing sedimentary formations of the Powder River Basin, geological conditions that create some of the nation's highest radon concentrations. Given these extremely elevated readings in zip code 82701, immediate professional radon mitigation is essential for all residents to protect against long-term health risks.

14.00

pCi/L average

Above EPA Action Level

Based on 1 user-submitted radon test for homes in Newcastle, WY. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Newcastle, WY Radon Mitigation

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

Newcastle, WY Radon Testing

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

Newcastle, Wyoming Radon Levels

User-submitted radon test readings from homes in the Newcastle area.

Radon Level	City	Home Age	Foundation	Submitted
14 pCi/L	Newcastle, WY	21-50 Years	Full Basement	Mar 2024

Have a radon test result for Newcastle? Submit your reading to help other homeowners.

Newcastle Radon Facts

Key details about the radon risk profile for Newcastle and the 82701 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Weston County, WY

Zip Code

82701

Predicted Screening Level

2–4 pCi/L (Zone 2)

Avg. User Submitted Level

14.00 pCi/L

User Tests Submitted

Newcastle and the 82701 zip code are located in Weston 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 Newcastle, WY

What is the average radon level in Newcastle, WY?

Based on 1 user-submitted test, the average radon level in Newcastle is 14.00 pCi/L. This exceeds the EPA's recommended action level of 4.0 pCi/L, and radon testing is recommended for all homes in the area.

What EPA Radon Zone is Newcastle in?

Newcastle and the 82701 zip code are in Weston 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 Newcastle?

Radon mitigation in Newcastle 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 Newcastle?

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