Petrolia, PA Radon Levels

Q: What EPA Radon Zone is Petrolia in?

Petrolia is in Butler County, EPA Zone 1.

Q: How much does radon mitigation cost in Petrolia?

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

Check local Petrolia radon levels and find certified testing and mitigation professionals to keep your home safe

Petrolia, PA Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)

County Butler County, PA

Zip Code 16050

This small Butler County community north of Pittsburgh sits within Pennsylvania's glaciated region, where sedimentary bedrock and glacial deposits create moderate radon potential. Local housing includes rural properties and smaller residential developments typical of southwestern Pennsylvania. Given the absence of current testing data for zip code 16050, residents should consider radon testing, particularly those with basement or crawl space foundations.

9.91

pCi/L area average

Above EPA Action Level

Butler County average: 9.91 pCi/L, based on 11 user-submitted tests across 6 cities in the county. No homeowner readings have been submitted for Petrolia itself yet, so this county figure is the closest available benchmark. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Petrolia, PA Radon Mitigation

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

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Radon Readings Near Petrolia, PA

No homeowner tests have been submitted for Petrolia yet. The closest cities with user-submitted radon data are shown below — explore them to gauge local conditions. Radon varies by home, so testing is the only way to know your level.

City	Distance	Avg User Level	Readings
Karns City	4.1 mi	20.00 pCi/L	1
Parker	5.8 mi	20.00 pCi/L	1
Butler	14.1 mi	12.40 pCi/L	5
Grove City	18.2 mi	9.00 pCi/L	2
Cranberry	20.4 mi	1.00 pCi/L	1
Kittanning	20.8 mi	13.50 pCi/L	2
Evans City	23.6 mi	5.00 pCi/L	1
Franklin	25.1 mi	9.00 pCi/L	1

Butler County Radon Profile

Because of its underlying geology, Butler County is mapped as EPA Radon Zone 1 — the most elevated classification — where predicted indoor screening averages exceed 4 pCi/L. Homeowner-submitted tests from 6 cities in Butler County average 9.91 pCi/L across 11 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. As the second leading cause of lung cancer in the U.S., radon warrants testing in every Butler County home regardless of zone or a neighbor's results.

Radon FAQ for Petrolia, PA

What EPA Radon Zone is Petrolia in?

Petrolia and the 16050 zip code are in Butler 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.

Why are radon readings shown from areas near Petrolia?

No homeowner radon tests have been submitted for Petrolia yet. Because radon is driven by regional soil and bedrock geology, readings from the closest cities—and the Butler County average—are the best available indicator of local conditions until Petrolia homeowners submit their own results. The EPA still recommends testing every individual home, since levels can vary significantly from house to house.

How much does radon mitigation cost in Petrolia?

Radon mitigation in Petrolia 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 Petrolia?

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.