West Mifflin, PA Radon Mitigation and Testing

Q: What is the average radon level in West Mifflin, PA?

Based on 1 user-submitted tests, the average radon level is 9.00 pCi/L.

Q: What EPA Radon Zone is West Mifflin in?

West Mifflin is in Allegheny County, EPA Zone 1.

Q: How much does radon mitigation cost in West Mifflin?

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

Avg: 9.00 pCi/L

Allegheny County

EPA Zone 1

1 user test

West Mifflin is located in Allegheny County, Pennsylvania. With 1 user-submitted readings averaging 9.00 pCi/L, the area exceeds the EPA's 4.0 pCi/L action threshold, and testing is strongly recommended for homeowners in the 15122 zip code.

9.00

pCi/L average

Above EPA Action Level

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

4.0 EPA

10+

West Mifflin, PA Radon Mitigation

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

West Mifflin, PA Radon Testing

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

West Mifflin, Pennsylvania Radon Levels

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

Radon Level	City	Home Age	Foundation	Submitted
9 pCi/L	West Mifflin, PA	0-20 Years	Full Basement	Mar 2025

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

West Mifflin Radon Facts

Key details about the radon risk profile for West Mifflin and the 15122 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Allegheny County, PA

Zip Code

15122

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Avg. User Submitted Level

9.00 pCi/L

User Tests Submitted

West Mifflin and the 15122 zip code are located in Allegheny 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 West Mifflin, PA

What is the average radon level in West Mifflin, PA?

Based on 1 user-submitted test, the average radon level in West Mifflin is 9.00 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 West Mifflin in?

West Mifflin and the 15122 zip code are in Allegheny 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 West Mifflin?

Radon mitigation in West Mifflin 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 West Mifflin?

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 Pennsylvania

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

City	Avg User Radon Level	Submissions
State College	10.00 pCi/L	14
Chambersburg	10.14 pCi/L	7
Easton	12.33 pCi/L	6
Butler	12.40 pCi/L	5
Dingmans Ferry	5.80 pCi/L	5
Hanover	14.00 pCi/L	4
Mechanicsburg	13.75 pCi/L	4
Greenville	10.75 pCi/L	4
Pittsburgh	9.25 pCi/L	4
Albrightsville	9.00 pCi/L	4
Philadelphia	8.00 pCi/L	4
Lackawaxen	15.33 pCi/L	3
York	11.67 pCi/L	3
Elizabethtown	9.67 pCi/L	3
Johnstown	7.33 pCi/L	3
West Chester	6.67 pCi/L	3
Danville	5.67 pCi/L	3
Springfield	5.67 pCi/L	3
East Stroudsburg	5.00 pCi/L	3
Langhorne	4.67 pCi/L	3