Kingston, RI Radon Mitigation and Testing

Q: What EPA Radon Zone is Kingston in?

Kingston is in Washington County, EPA Zone 1.

Q: How much does radon mitigation cost in Kingston?

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

Coastal Washington County includes Kingston within the Providence Metro region, where glacial deposits over crystalline bedrock create variable radon conditions. Testing data for zip code 02881 remains limited, though the geological setting suggests potential for moderate radon levels. Homeowners should conduct radon testing, particularly important given the mix of older and newer construction with different foundation types throughout the area.

Kingston, RI Radon Mitigation

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

Kingston, RI Radon Testing

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

Kingston Radon Facts

Key details about the radon risk profile for Kingston and the 02881 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Washington County, RI

Zip Code

02881

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Kingston and the 02881 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 Kingston, RI

What EPA Radon Zone is Kingston in?

Kingston and the 02881 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 Kingston?

Radon mitigation in Kingston 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 Kingston?

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