Bunker Hill, IL Radon Levels

Q: What EPA Radon Zone is Bunker Hill in?

Bunker Hill is in Macoupin County, EPA Zone 2.

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

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

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

Bunker Hill, IL Radon Facts

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

County Macoupin County, IL

Zip Code 62014

Part of Macoupin County in the St. Louis Metro area, Bunker Hill sits atop Illinois coal measures and limestone that create moderate radon potential throughout the region. Testing data for the 62014 area remains limited, making professional radon testing important for local homeowners. The community's position near the Mississippi River bluffs can influence soil conditions and radon accumulation patterns in area homes.

8.50

pCi/L area average

Above EPA Action Level

Macoupin County average: 8.50 pCi/L, based on 2 user-submitted tests across 2 cities in the county. No homeowner readings have been submitted for Bunker Hill 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+

Bunker Hill, IL 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 Bunker Hill, IL

No homeowner tests have been submitted for Bunker 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
Staunton	9.7 mi	8.00 pCi/L	1
East Alton	12.8 mi	4.00 pCi/L	1
Godfrey	14.6 mi	6.00 pCi/L	1
Carlinville	17.9 mi	9.00 pCi/L	1
Glen Carbon	19.3 mi	2.50 pCi/L	2
Jerseyville	20.7 mi	3.50 pCi/L	2
Troy	22.4 mi	4.00 pCi/L	1
Maryville	22.6 mi	11.00 pCi/L	1

Macoupin County Radon Profile

EPA mapping assigns Macoupin County to Radon Zone 2, indicating moderate predicted indoor screening levels in the 2 to 4 pCi/L range based on regional geology. Homeowner-submitted tests from 2 cities in Macoupin County average 8.50 pCi/L across 2 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 Macoupin County home regardless of zone or a neighbor's results.

Radon FAQ for Bunker Hill, IL

What EPA Radon Zone is Bunker Hill in?

Bunker Hill and the 62014 zip code are in Macoupin 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 Bunker Hill?

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

Radon mitigation in Bunker 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 Bunker 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.