Berger, MO Radon Levels

Q: What EPA Radon Zone is Berger in?

Berger is in Franklin County, EPA Zone 2.

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

No homeowner radon tests have been submitted for Berger yet, so readings from the closest cities and the Franklin 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 Berger?

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

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

Berger, MO Radon Facts

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

County Franklin County, MO

Zip Code 63014

Found along the Missouri River in Franklin County within the St. Louis Metro area, Berger sits in EPA zone 2 where the region's limestone bedrock and river valley deposits create variable radon conditions. Testing information for zip code 63014 remains limited, making baseline assessment important for residents. The area's mix of older river town homes and newer suburban development creates diverse foundation types that can influence how radon enters living spaces.

7.33

pCi/L area average

Above EPA Action Level

Franklin County average: 7.33 pCi/L, based on 3 user-submitted tests across 3 cities in the county. No homeowner readings have been submitted for Berger 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+

Berger, MO 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 Berger, MO

No homeowner tests have been submitted for Berger 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	7.6 mi	5.00 pCi/L	1
Union	21.9 mi	13.00 pCi/L	1
Labadie	26.3 mi	4.00 pCi/L	1
Lake Saint Louis	31.5 mi	5.00 pCi/L	2
Troy	31.9 mi	8.50 pCi/L	4
Bourbon	33.2 mi	6.00 pCi/L	1
O Fallon	33.9 mi	7.75 pCi/L	4
Leasburg	38.2 mi	4.00 pCi/L	1

Franklin County Radon Profile

EPA mapping assigns Franklin 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 3 cities in Franklin County average 7.33 pCi/L across 3 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 Franklin County home regardless of zone or a neighbor's results.

Radon FAQ for Berger, MO

What EPA Radon Zone is Berger in?

Berger and the 63014 zip code are in Franklin 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 Berger?

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

Radon mitigation in Berger 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 Berger?

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.