Questa, NM Radon Mitigation and Testing

Q: What is the average radon level in Questa, NM?

Based on 1 user-submitted tests, the average radon level is 10.00 pCi/L.

Q: What EPA Radon Zone is Questa in?

Questa is in Taos County, EPA Zone 1.

Q: How much does radon mitigation cost in Questa?

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

Avg: 10.00 pCi/L

Taos County

EPA Zone 1

1 user test

Mountain community in Taos County near the Colorado border, Questa (zip code 87556) recorded an average radon level of 10.0 pCi/L based on available testing data, significantly exceeding the EPA's 4.0 pCi/L action level. The area's high-elevation geology features Precambrian granite and metamorphic rocks that can produce elevated radon levels in the region's mix of adobe and frame construction homes. Immediate radon mitigation is strongly recommended for homeowners, particularly given the area's demonstrated radon risk.

10.00

pCi/L average

Above EPA Action Level

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

4.0 EPA

10+

Questa, NM Radon Mitigation

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

Questa, NM Radon Testing

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

Questa, New Mexico Radon Levels

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

Radon Level	City	Home Age	Foundation	Submitted
10 pCi/L	Questa, NM	51-99 Years	Full Basement	Feb 2025

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

Questa Radon Facts

Key details about the radon risk profile for Questa and the 87556 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Taos County, NM

Zip Code

87556

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Avg. User Submitted Level

10.00 pCi/L

User Tests Submitted

Questa and the 87556 zip code are located in Taos 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 Questa, NM

What is the average radon level in Questa, NM?

Based on 1 user-submitted test, the average radon level in Questa is 10.00 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 Questa in?

Questa and the 87556 zip code are in Taos 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 Questa?

Radon mitigation in Questa 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 Questa?

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 New Mexico

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

City	Avg User Radon Level	Submissions
Santa Fe	7.78 pCi/L	9
El Prado	10.40 pCi/L	5
Taos	10.50 pCi/L	2
Las Cruces	7.00 pCi/L	2
Albuquerque	4.00 pCi/L	2
Alamogordo	4.00 pCi/L	1
Clovis	No submissions	0