Louisa, VA Radon Mitigation and Testing

Q: What is the average radon level in Louisa, VA?

Based on 3 user-submitted tests, the average radon level is 8.30 pCi/L.

Q: What EPA Radon Zone is Louisa in?

Louisa is in Louisa County, EPA Zone 1.

Q: How much does radon mitigation cost in Louisa?

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

Avg: 8.30 pCi/L

Louisa County

EPA Zone 1

3 user tests

Louisa is located in Louisa County, Virginia. With 3 user-submitted readings averaging 8.30 pCi/L, the area exceeds the EPA's 4.0 pCi/L action threshold, and testing is strongly recommended for homeowners in the 23093 zip code.

8.30

pCi/L average

Above EPA Action Level

Based on 3 user-submitted radon tests for homes in Louisa, VA. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Louisa, VA Radon Mitigation

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

Louisa, VA Radon Testing

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

Louisa, Virginia Radon Levels

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

Radon Level	City	Home Age	Foundation	Submitted
20 pCi/L	Louisa, VA	21-50 Years	Full Basement	Jun 2020
4 pCi/L	Louisa, VA	0-20 Years	Full Basement	Jan 2018
1 pCi/L	Louisa, VA	0-20 Years	No Basement/All Crawl Space	Jun 2017

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

Louisa Radon Facts

Key details about the radon risk profile for Louisa and the 23093 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Louisa County, VA

Zip Code

23093

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Avg. User Submitted Level

8.30 pCi/L

User Tests Submitted

Louisa and the 23093 zip code are located in Louisa 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 Louisa, VA

What is the average radon level in Louisa, VA?

Based on 3 user-submitted tests, the average radon level in Louisa is 8.30 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 Louisa in?

Louisa and the 23093 zip code are in Louisa 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 Louisa?

Radon mitigation in Louisa 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 Louisa?

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 Virginia

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

City	Avg User Radon Level	Submissions
Fredericksburg	7.29 pCi/L	7
King George	7.17 pCi/L	6
Leesburg	9.80 pCi/L	5
Chantilly	9.60 pCi/L	5
Fancy Gap	9.40 pCi/L	5
Purcellville	10.75 pCi/L	4
Aldie	8.00 pCi/L	4
Front Royal	7.75 pCi/L	4
Bristol	7.50 pCi/L	4
Winchester	7.00 pCi/L	4
Williamsburg	5.75 pCi/L	4
Lovettsville	5.25 pCi/L	4
Woodbridge	4.50 pCi/L	4
Fairfax	9.67 pCi/L	3
Stafford	9.33 pCi/L	3
Louisa	8.33 pCi/L	3
Linden	7.67 pCi/L	3
Warrenton	7.67 pCi/L	3
Burke	5.67 pCi/L	3
Lynchburg	5.33 pCi/L	3