High Hill, MO Radon Levels

Q: What EPA Radon Zone is High Hill in?

High Hill is in Montgomery County, EPA Zone 2.

Q: How much does radon mitigation cost in High Hill?

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

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

High Hill, MO Radon Facts

EPA Radon Zone Zone 2 — Moderate Risk 2–4 pCi/L (Zone 2)

County Montgomery County, MO

Zip Code 63350

Nestled in rural Montgomery County Missouri, High Hill sits on limestone bedrock typical of the Missouri River valley region. With limited radon testing data currently available for zip code 63350, homeowners are encouraged to conduct their own radon testing to establish baseline readings for this small agricultural community.

6.88

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 6.88 pCi/L, based on 17 tests from 10 nearby cities. No readings have been submitted for High Hill 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+

High Hill, MO 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 High Hill?

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

1-800-299-3578 636-205-4618 (local) Toll-free · Mon–Fri 8am–6pm ET

Radon Readings Near High Hill, MO

No homeowner tests have been submitted for High Hill 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
New Haven	23.2 mi	5.00 pCi/L	1
Troy	23.3 mi	8.50 pCi/L	4
Lake Saint Louis	32.2 mi	5.00 pCi/L	2
Mexico	33.9 mi	4.00 pCi/L	1
O Fallon	34.9 mi	7.75 pCi/L	4
Union	36.1 mi	13.00 pCi/L	1
Labadie	36.9 mi	4.00 pCi/L	1
Saint Peters	41.0 mi	7.00 pCi/L	1

Montgomery County Radon Profile

Montgomery County is mapped as EPA Radon Zone 2, where the local geology is predicted to produce moderate indoor screening levels between 2 and 4 pCi/L. User-submitted readings are still sparse within Montgomery 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 Montgomery County.

Radon FAQ for High Hill, MO

What EPA Radon Zone is High Hill in?

High Hill and the 63350 zip code are in Montgomery 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.

Why are radon readings shown from areas near High Hill?

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

Radon mitigation in High Hill 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 High Hill?

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.