Concrete, WA Radon Mitigation and Testing

Q: What EPA Radon Zone is Concrete in?

Concrete is in Skagit County, EPA Zone 3.

Q: How much does radon mitigation cost in Concrete?

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

Skagit County

EPA Zone 3

Located in Skagit County within the Bellingham Metro area, Concrete falls in EPA Zone 3, indicating generally lower radon risk. The Pacific Northwest's volcanic and sedimentary geology typically produces lower radon levels than other regions. However, with limited testing data available for the 98237 area, homeowners should still consider testing to confirm their property's radon levels.

Concrete, WA Radon Mitigation

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

Concrete, WA Radon Testing

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

Concrete Radon Facts

Key details about the radon risk profile for Concrete and the 98237 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Skagit County, WA

Zip Code

98237

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Concrete and the 98237 zip code are located in Skagit 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 Concrete, WA

What EPA Radon Zone is Concrete in?

Concrete and the 98237 zip code are in Skagit 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 Concrete?

Radon mitigation in Concrete 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 Concrete?

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