Pearl City, HI Radon Mitigation and Testing

Q: What EPA Radon Zone is Pearl City in?

Pearl City is in Honolulu County, EPA Zone 3.

Q: How much does radon mitigation cost in Pearl City?

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

Pearl City sits in Honolulu County as part of Oahu's urban corridor within the Honolulu Metro area. Hawaii's volcanic geology generally produces lower radon levels, consistent with the area's EPA Zone 3 classification. However, with limited testing data available for zip code 96782, residents should still consider testing, particularly in homes with enclosed lower levels or those built on elevated foundations.

Pearl City, HI Radon Mitigation

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

Pearl City, HI Radon Testing

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

Pearl City Radon Facts

Key details about the radon risk profile for Pearl City and the 96782 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Honolulu County, HI

Zip Code

96782

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Pearl City and the 96782 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 Pearl City, HI

What EPA Radon Zone is Pearl City in?

Pearl City and the 96782 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 Pearl City?

Radon mitigation in Pearl City 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 Pearl City?

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