Las Vegas, NV Radon Mitigation and Testing

Q: What is the average radon level in Las Vegas, NV?

Based on 2 user-submitted tests, the average radon level is 2.50 pCi/L.

Q: What EPA Radon Zone is Las Vegas in?

Las Vegas is in Clark County, EPA Zone 3.

Q: How much does radon mitigation cost in Las Vegas?

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

Avg: 2.50 pCi/L

Clark County

EPA Zone 3

2 user tests

Sprawling across Clark County in the Mojave Desert, Las Vegas demonstrates an average radon level of 3.0 pCi/L across multiple zip codes (89101-89106), falling within EPA recommended ranges. The desert valley's alluvial soils and arid climate, combined with prevalent slab-on-grade construction, naturally limit radon accumulation. While current readings appear favorable, homeowners should still consider periodic testing given the metropolitan area's diverse geological conditions.

2.50

pCi/L average

Below EPA Action Level

Based on 2 user-submitted radon tests for homes in Las Vegas, NV. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Las Vegas, NV Radon Mitigation

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

Las Vegas, NV Radon Testing

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

Las Vegas, Nevada Radon Levels

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

Radon Level	City	Home Age	Foundation	Submitted
3 pCi/L	Las Vegas, NV	—	No Basement/All Slab	Dec 2021

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

Las Vegas Radon Facts

Key details about the radon risk profile for Las Vegas and the 89101 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Clark County, NV

Zip Code

89101

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Avg. User Submitted Level

2.50 pCi/L

User Tests Submitted

Las Vegas and the 89101 zip code are located in Clark 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 Las Vegas, NV

What is the average radon level in Las Vegas, NV?

Based on 2 user-submitted tests, the average radon level in Las Vegas is 2.50 pCi/L. This is below the EPA's recommended action level of 4.0 pCi/L. However, we recommend all homes be tested regardless of your neighbor's results.

What EPA Radon Zone is Las Vegas in?

Las Vegas and the 89101 zip code are in Clark 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 Las Vegas?

Radon mitigation in Las Vegas 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 Las Vegas?

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 Nevada

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

City	Avg User Radon Level	Submissions
Henderson	9.70 pCi/L	10
Reno	5.17 pCi/L	6
Carson City	6.75 pCi/L	4
Gardnerville	6.33 pCi/L	3
Spring Creek	3.50 pCi/L	2
Las Vegas	3.00 pCi/L	1