Ashaway, RI Radon Mitigation and Testing

Q: What EPA Radon Zone is Ashaway in?

Ashaway is in Washington County, EPA Zone 1.

Q: How much does radon mitigation cost in Ashaway?

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

Washington County

EPA Zone 1

This Washington County village near the Connecticut border sits in Rhode Island's rural southwestern corner, where glacial deposits over crystalline bedrock create variable radon conditions. The area's historic mill town character includes older homes with stone foundations alongside newer residential construction. While testing data for zip code 02804 remains unavailable, the region's geological setting suggests regular radon monitoring would be prudent.

Ashaway, RI Radon Mitigation

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

Ashaway, RI Radon Testing

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

Ashaway Radon Facts

Key details about the radon risk profile for Ashaway and the 02804 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Washington County, RI

Zip Code

02804

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Ashaway and the 02804 zip code are located in Washington 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 Ashaway, RI

What EPA Radon Zone is Ashaway in?

Ashaway and the 02804 zip code are in Washington 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 Ashaway?

Radon mitigation in Ashaway 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 Ashaway?

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 Rhode Island

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

City	Avg User Radon Level	Submissions
Providence	11.00 pCi/L	2
Westerly	8.00 pCi/L	2
Portsmouth	4.50 pCi/L	2