Seaford, DE Radon Levels
Check local Seaford radon levels and find certified testing and mitigation professionals to keep your home safe
Seaford, DE Radon Facts
EPA Radon Zone
Zone 3 — Low Risk
< 2.0 pCi/L (Zone 3)
County
Sussex County, DE
Zip Code
19973
Located in Sussex County in southern Delaware's Coastal Plain, Seaford sits in EPA Zone 3, indicating lower predicted radon potential from the region's sedimentary deposits. With no current testing data available for the 19973 area, homeowners are encouraged to conduct professional radon testing to establish indoor air quality baselines. Delaware's varied geology can still produce localized elevated radon levels, making testing valuable for all residents.
Seaford, DE Radon Mitigation
Professional radon mitigation is the most effective way to permanently lower radon levels and protect your household.
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Radon FAQ for Seaford, DE
What EPA Radon Zone is Seaford in?
Seaford and the 19973 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 Seaford?
Radon mitigation in Seaford 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 Seaford?
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 in Delaware with the most user-submitted radon test data, ranked by number of submissions.
| 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 |