Bethel, DE Radon Mitigation and Testing

Q: What EPA Radon Zone is Bethel in?

Bethel is in Sussex County, EPA Zone 3.

Q: How much does radon mitigation cost in Bethel?

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 rural Sussex County, Bethel represents Delaware's agricultural heartland with its mix of farmhouses and newer residential construction. The area's Atlantic Coastal Plain sediments generally produce moderate radon levels, consistent with EPA Zone 3 classification for zip code 19931. Given the limited testing data available, local residents should test their homes to understand individual radon conditions.

Bethel, DE Radon Mitigation

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

Bethel, DE Radon Testing

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

Bethel Radon Facts

Key details about the radon risk profile for Bethel and the 19931 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Sussex County, DE

Zip Code

19931

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Bethel and the 19931 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 Bethel, DE

What EPA Radon Zone is Bethel in?

Bethel and the 19931 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 Bethel?

Radon mitigation in Bethel 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 Bethel?

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