Lopez, PA Radon Levels

Q: What EPA Radon Zone is Lopez in?

Lopez is in Sullivan County, EPA Zone 1.

Q: Why are radon readings shown from areas near Lopez?

No homeowner radon tests have been submitted for Lopez yet, so readings from the closest cities and the Sullivan County average are used as the best available indicator of local conditions. The EPA recommends testing every individual home.

Q: How much does radon mitigation cost in Lopez?

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

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

Lopez, PA Radon Facts

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

County Sullivan County, PA

Zip Code 18628

Set in rural Sullivan County within Pennsylvania's northern tier, Lopez in zip code 18628 sits atop glacial deposits over sedimentary bedrock where the state's high radon potential is well-established. Limited testing data exists for this small mountain community, making individual home testing essential for residents. Pennsylvania's elevated radon risk, combined with the area's older homes and varied foundation types, makes property-specific testing particularly important for understanding actual exposure levels.

9.55

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 9.55 pCi/L, based on 11 tests from 10 nearby cities. No readings have been submitted for Lopez yet, so the closest recorded data is shown as a benchmark. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Lopez, 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 Lopez, PA

No homeowner tests have been submitted for Lopez 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
Sugar Run	13.0 mi	5.00 pCi/L	1
Shavertown	18.9 mi	8.00 pCi/L	1
Plymouth	21.8 mi	5.00 pCi/L	1
Monroeton	22.6 mi	20.00 pCi/L	1
Kingston	23.5 mi	14.00 pCi/L	1
Wyoming	24.1 mi	3.00 pCi/L	1
Old Forge	29.3 mi	5.00 pCi/L	1
Nicholson	31.7 mi	20.00 pCi/L	1

Sullivan County Radon Profile

The bedrock and soils beneath Sullivan County are classified by the EPA as Radon Zone 1, the highest-risk tier, with predicted average indoor screening levels above 4 pCi/L. User-submitted readings are still sparse within Sullivan County itself, so the nearby measurements shown on this page provide the closest real-world picture of local radon conditions. Radon is the second leading cause of lung cancer in the United States, and a short-term test is the only way to confirm a specific home's level in Sullivan County.

Radon FAQ for Lopez, PA

What EPA Radon Zone is Lopez in?

Lopez and the 18628 zip code are in Sullivan 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 Lopez?

No homeowner radon tests have been submitted for Lopez yet. Because radon is driven by regional soil and bedrock geology, readings from the closest cities—and the Sullivan County average—are the best available indicator of local conditions until Lopez 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 Lopez?

Radon mitigation in Lopez 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 Lopez?

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.