Lithonia, GA Radon Mitigation and Testing

Q: What is the average radon level in Lithonia, GA?

Based on 1 user-submitted tests, the average radon level is 20.00 pCi/L.

Q: What EPA Radon Zone is Lithonia in?

Lithonia is in Dekalb County, EPA Zone 1.

Q: How much does radon mitigation cost in Lithonia?

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

Avg: 20.00 pCi/L

Dekalb County

EPA Zone 1

1 user test

Lithonia is located in Dekalb County, Georgia. With 1 user-submitted readings averaging 20.00 pCi/L, the area exceeds the EPA's 4.0 pCi/L action threshold, and testing is strongly recommended for homeowners in the 30038 zip code.

20.00

pCi/L average

Above EPA Action Level

Based on 1 user-submitted radon test for homes in Lithonia, GA. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Lithonia, GA Radon Mitigation

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

Lithonia, GA Radon Testing

Finding qualified radon testing professionals is the first step toward protecting your home.

Lithonia, Georgia Radon Levels

User-submitted radon test readings from homes in the Lithonia area.

Radon Level	City	Home Age	Foundation	Submitted
20 pCi/L	Lithonia, GA	21-50 Years	No Basement/All Crawl Space	Dec 2020

Have a radon test result for Lithonia? Submit your reading to help other homeowners.

Lithonia Radon Facts

Key details about the radon risk profile for Lithonia and the 30038 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Dekalb County, GA

Zip Code

30038

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Avg. User Submitted Level

20.00 pCi/L

User Tests Submitted

Lithonia and the 30038 zip code are located in Dekalb County, which has an EPA assigned Radon Zone of 1. A radon zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Lithonia, GA

What is the average radon level in Lithonia, GA?

Based on 1 user-submitted test, the average radon level in Lithonia is 20.00 pCi/L. This exceeds the EPA's recommended action level of 4.0 pCi/L, and radon testing is recommended for all homes in the area.

What EPA Radon Zone is Lithonia in?

Lithonia and the 30038 zip code are in Dekalb 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.

How much does radon mitigation cost in Lithonia?

Radon mitigation in Lithonia 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 Lithonia?

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.

Most Active Radon Markets in Georgia

Cities with the most user-submitted radon test data in the state.

City	Avg User Radon Level	Submissions
Atlanta	8.80 pCi/L	5
Cartersville	9.50 pCi/L	4
Snellville	8.75 pCi/L	4
Loganville	7.75 pCi/L	4
Gainesville	4.75 pCi/L	4
Cumming	4.50 pCi/L	4
Blairsville	10.00 pCi/L	3
Lawrenceville	4.67 pCi/L	3
Buford	15.50 pCi/L	2
Winder	14.50 pCi/L	2
Blue Ridge	12.00 pCi/L	2
Stone Mountain	6.00 pCi/L	2
Flowery Branch	5.50 pCi/L	2
Ellijay	4.00 pCi/L	2
Woodstock	2.00 pCi/L	2
Alpharetta	6.00 pCi/L	1
Powder Springs	6.00 pCi/L	1
Dawsonville	4.00 pCi/L	1
Acworth	No submissions	0
Kennesaw	No submissions	0