Kapolei, HI Radon Mitigation and Testing

Q: What EPA Radon Zone is Kapolei in?

Kapolei is in Honolulu County, EPA Zone 3.

Q: How much does radon mitigation cost in Kapolei?

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

Honolulu County

EPA Zone 3

This planned community in Honolulu County within the Honolulu Metro currently lacks extensive radon testing data. Hawaii's basaltic volcanic geology typically results in lower radon concentrations compared to continental locations. Nevertheless, homeowners in zip code 96707 should consider testing, especially in newer homes with tightly sealed construction that can trap any radon present.

Kapolei, HI Radon Mitigation

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

Kapolei, HI Radon Testing

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

Kapolei Radon Facts

Key details about the radon risk profile for Kapolei and the 96707 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Honolulu County, HI

Zip Code

96707

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Kapolei and the 96707 zip code are located in Honolulu 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 Kapolei, HI

What EPA Radon Zone is Kapolei in?

Kapolei and the 96707 zip code are in Honolulu 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 Kapolei?

Radon mitigation in Kapolei 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 Kapolei?

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 Hawaii

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

City	Avg User Radon Level	Submissions
Honolulu	No submissions	0