Granger, WA Radon Mitigation and Testing

Q: What EPA Radon Zone is Granger in?

Granger is in Yakima County, EPA Zone 2.

Q: How much does radon mitigation cost in Granger?

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 the Yakima Valley within Yakima County, Granger's agricultural setting features predominantly slab-on-grade and manufactured housing typical of the region. Current radon testing data for zip code 98932 remains limited, though eastern Washington's volcanic soils generally produce moderate radon levels. Residents should still test their homes, as individual properties can show surprising variation from regional averages.

Granger, WA Radon Mitigation

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

Granger, WA Radon Testing

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

Granger Radon Facts

Key details about the radon risk profile for Granger and the 98932 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Yakima County, WA

Zip Code

98932

Predicted Screening Level

2–4 pCi/L (Zone 2)

Granger and the 98932 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 Granger, WA

What EPA Radon Zone is Granger in?

Granger and the 98932 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 Granger?

Radon mitigation in Granger 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 Granger?

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