Port Aransas, TX Radon Mitigation and Testing

Q: What EPA Radon Zone is Port Aransas in?

Port Aransas is in Nueces County, EPA Zone 3.

Q: How much does radon mitigation cost in Port Aransas?

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

Nueces County

EPA Zone 3

This barrier island community in Nueces County sits along the Texas Gulf Coast where coastal sands and marine deposits typically result in lower radon potential. However, testing data for Port Aransas remains limited, and homeowners in zip code 78373 should still conduct radon testing since indoor air quality can vary significantly even in coastal areas with generally favorable geological conditions.

Port Aransas, TX Radon Mitigation

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

Port Aransas, TX Radon Testing

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

Port Aransas Radon Facts

Key details about the radon risk profile for Port Aransas and the 78373 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Nueces County, TX

Zip Code

78373

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Port Aransas and the 78373 zip code are located in Nueces 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 Port Aransas, TX

What EPA Radon Zone is Port Aransas in?

Port Aransas and the 78373 zip code are in Nueces 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 Port Aransas?

Radon mitigation in Port Aransas 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 Port Aransas?

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 Texas

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

City	Avg User Radon Level	Submissions
Lubbock	12.67 pCi/L	9
San Antonio	6.57 pCi/L	7
Austin	6.14 pCi/L	7
Dallas	8.00 pCi/L	5
Abilene	4.50 pCi/L	2
Houston	3.50 pCi/L	2
Plano	6.00 pCi/L	1
Frisco	3.00 pCi/L	1
Nacogdoches	No submissions	0