Greenwood, DE Radon Mitigation and Testing

Q: What EPA Radon Zone is Greenwood in?

Greenwood is in Sussex County, EPA Zone 3.

Q: How much does radon mitigation cost in Greenwood?

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

Sussex County

EPA Zone 3

Located in Sussex County in southern Delaware, Greenwood (19950) sits on Coastal Plain sediments that typically result in lower radon potential compared to other geological regions. Although current radon testing data is limited for this Dover metro area community, residents should still consider professional testing to establish individual risk levels. The area's predominantly single-family homes with various foundation types create different conditions for potential radon entry.

Greenwood, DE Radon Mitigation

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

Greenwood, DE Radon Testing

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

Greenwood Radon Facts

Key details about the radon risk profile for Greenwood and the 19950 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Sussex County, DE

Zip Code

19950

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Greenwood and the 19950 zip code are located in Sussex 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 Greenwood, DE

What EPA Radon Zone is Greenwood in?

Greenwood and the 19950 zip code are in Sussex 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 Greenwood?

Radon mitigation in Greenwood 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 Greenwood?

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 Delaware

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

City	Avg User Radon Level	Submissions
Middletown	7.43 pCi/L	7
Wilmington	5.50 pCi/L	4
Lewes	6.00 pCi/L	1
New Castle	4.00 pCi/L	1
Newark	No submissions	0