Papaikou, HI Radon Mitigation and Testing

Q: What EPA Radon Zone is Papaikou in?

Papaikou is in Hawaii County, EPA Zone 3.

Q: How much does radon mitigation cost in Papaikou?

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

Hawaii County

EPA Zone 3

Located on Hawaii's Big Island in Hawaii County, Papaikou sits on volcanic geology with basaltic bedrock formations unique to the Hawaiian Islands. Radon testing data for zip code 96781 is currently limited, though volcanic soils can sometimes produce elevated indoor radon levels. Even tropical locations benefit from baseline radon testing to ensure home safety.

Papaikou, HI Radon Mitigation

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

Papaikou, HI Radon Testing

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

Papaikou Radon Facts

Key details about the radon risk profile for Papaikou and the 96781 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Hawaii County, HI

Zip Code

96781

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Papaikou and the 96781 zip code are located in Hawaii 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 Papaikou, HI

What EPA Radon Zone is Papaikou in?

Papaikou and the 96781 zip code are in Hawaii 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 Papaikou?

Radon mitigation in Papaikou 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 Papaikou?

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