Little Rock, AR Radon Mitigation and Testing

Q: What is the average radon level in Little Rock, AR?

Based on 1 user-submitted tests, the average radon level is 7.00 pCi/L.

Q: What EPA Radon Zone is Little Rock in?

Little Rock is in Pulaski County, EPA Zone 3.

Q: How much does radon mitigation cost in Little Rock?

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

Avg: 7.00 pCi/L

Pulaski County

EPA Zone 3

1 user test

Arkansas's capital city in Pulaski County shows an average radon level of 7.0 pCi/L, which exceeds the EPA's 4.0 pCi/L action threshold. Built on Ouachita Mountains foothills and Arkansas River valley sediments, Little Rock's diverse housing stock spans multiple zip codes with varied foundation types. Current testing data, while limited, suggests homeowners should prioritize radon testing and consider mitigation systems where elevated levels are confirmed.

7.00

pCi/L average

Above EPA Action Level

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

4.0 EPA

10+

Little Rock, AR Radon Mitigation

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

Little Rock, AR Radon Testing

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

Little Rock, Arkansas Radon Levels

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

Radon Level	City	Home Age	Foundation	Submitted
7 pCi/L	Little Rock, AR	0-20 Years	No Basement/All Slab	Feb 2023

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

Little Rock Radon Facts

Key details about the radon risk profile for Little Rock and the 72201 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Pulaski County, AR

Zip Code

72201

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Avg. User Submitted Level

7.00 pCi/L

User Tests Submitted

Little Rock and the 72201 zip code are located in Pulaski County, which has an EPA assigned Radon Zone of 3. A radon zone of 3 predicts an average indoor radon screening level less than 2 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Little Rock, AR

What is the average radon level in Little Rock, AR?

Based on 1 user-submitted test, the average radon level in Little Rock is 7.00 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 Little Rock in?

Little Rock and the 72201 zip code are in Pulaski County, which has an EPA assigned Radon Zone of 3. A zone of 3 predicts an average indoor radon screening level less than 2 pCi/L.

How much does radon mitigation cost in Little Rock?

Radon mitigation in Little Rock 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 Little Rock?

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 Arkansas

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

City	Avg User Radon Level	Submissions
Hot Springs Village	11.60 pCi/L	5
Bentonville	4.00 pCi/L	4
Bella Vista	13.67 pCi/L	3
Little Rock	7.00 pCi/L	1