Harrisville, PA Radon Levels

Q: What EPA Radon Zone is Harrisville in?

Harrisville is in Butler County, EPA Zone 1.

Q: How much does radon mitigation cost in Harrisville?

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

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

Harrisville, PA Radon Facts

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

County Butler County, PA

Zip Code 16038

Found in Butler County north of Pittsburgh, this community sits within Pennsylvania's high radon risk zone where underlying limestone and shale formations frequently produce elevated levels. The area's housing mix of older farmhouses and newer suburban construction typically features full basements where radon accumulates. Despite limited local testing data, Pennsylvania's statewide radon risk makes professional testing essential for all homes.

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 Harrisville 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+

Harrisville, PA Radon Mitigation

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

Need Radon Mitigation or Testing in Harrisville?

100% Free, No-Obligation Quotes
Matches You with State-Licensed Butler County Pros

1-800-299-3578 724-245-3363 (local) Toll-free · Mon–Fri 8am–6pm ET

Radon Readings Near Harrisville, PA

No homeowner tests have been submitted for Harrisville 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
Grove City	5.4 mi	9.00 pCi/L	2
Parker	15.7 mi	20.00 pCi/L	1
Karns City	17.7 mi	20.00 pCi/L	1
New Wilmington	18.0 mi	4.00 pCi/L	1
Franklin	18.4 mi	9.00 pCi/L	1
Cranberry	21.1 mi	1.00 pCi/L	1
Butler	21.2 mi	12.40 pCi/L	5
New Castle	22.3 mi	20.00 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 Harrisville, PA

What EPA Radon Zone is Harrisville in?

Harrisville and the 16038 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 Harrisville?

No homeowner radon tests have been submitted for Harrisville 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 Harrisville 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 Harrisville?

Radon mitigation in Harrisville 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 Harrisville?

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.