Wahiawa, HI Radon Levels

Q: What EPA Radon Zone is Wahiawa in?

Wahiawa is in Honolulu County, EPA Zone 3.

Q: How much does radon mitigation cost in Wahiawa?

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

Check local Wahiawa radon levels and find certified testing and mitigation professionals to keep your home safe

Wahiawa, HI Radon Facts

EPA Radon Zone Zone 3 — Low Risk < 2.0 pCi/L (Zone 3)

County Honolulu County, HI

Zip Code 96786

Positioned in central Oahu within Honolulu County, Wahiawa sits on volcanic soils and basalt bedrock that generally produce very low radon levels typical of Hawaiian geology. Testing data for zip code 96786 is limited, though the volcanic foundation typically results in minimal radon concerns. The area's military housing and civilian homes both benefit from occasional radon evaluation.

Wahiawa, HI 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 Wahiawa, HI

What EPA Radon Zone is Wahiawa in?

Wahiawa and the 96786 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 Wahiawa?

Radon mitigation in Wahiawa 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 Wahiawa?

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 in Hawaii with the most user-submitted radon test data, ranked by number of submissions.

City	Avg User Radon Level	Submissions
Honolulu	No submissions	0