Mabton, WA Radon Mitigation and Testing

Q: What EPA Radon Zone is Mabton in?

Mabton is in Yakima County, EPA Zone 2.

Q: How much does radon mitigation cost in Mabton?

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

Yakima County

EPA Zone 2

Situated in Yakima County in south-central Washington's agricultural valley, Mabton sits on volcanic and sedimentary soils that generally produce lower radon levels than other geological formations. The community's housing includes both older agricultural worker housing and newer residential development, with foundation types varying based on local building practices. Since radon testing data for zip code 98935 remains limited, residents may want to consider individual testing for complete peace of mind.

Mabton, WA Radon Mitigation

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

Mabton, WA Radon Testing

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

Mabton Radon Facts

Key details about the radon risk profile for Mabton and the 98935 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Yakima County, WA

Zip Code

98935

Predicted Screening Level

2–4 pCi/L (Zone 2)

Mabton and the 98935 zip code are located in Yakima County, which has an EPA assigned Radon Zone of 2. A radon zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Mabton, WA

What EPA Radon Zone is Mabton in?

Mabton and the 98935 zip code are in Yakima County, which has an EPA assigned Radon Zone of 2. A zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L.

How much does radon mitigation cost in Mabton?

Radon mitigation in Mabton 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 Mabton?

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 Washington

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

City	Avg User Radon Level	Submissions
Vancouver	6.56 pCi/L	9
Kent	3.60 pCi/L	5
Seattle	5.25 pCi/L	4
Olympia	5.00 pCi/L	4
Bellevue	3.75 pCi/L	4
Spokane	11.67 pCi/L	3
Camas	8.00 pCi/L	3
Centralia	7.00 pCi/L	3
Bellingham	4.50 pCi/L	2
Kirkland	4.50 pCi/L	2
Washougal	8.00 pCi/L	1
Ridgefield	5.00 pCi/L	1
Moses Lake	No submissions	0