Bremerton, WA Radon Mitigation and Testing

Q: What EPA Radon Zone is Bremerton in?

Bremerton is in Kitsap County, EPA Zone 3.

Q: How much does radon mitigation cost in Bremerton?

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

Kitsap County

EPA Zone 3

This Kitsap County naval city sits on the Olympic Peninsula, where marine sedimentary formations and glacial deposits typically produce lower radon concentrations than eastern Washington. Testing data across the 98310, 98311, 98312, and 98337 zip codes remains limited, though the area's coastal geography generally reduces radon risk. Homeowners should still consider periodic testing to ensure healthy indoor air quality in their specific properties.

Bremerton, WA Radon Mitigation

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

Bremerton, WA Radon Testing

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

Bremerton Radon Facts

Key details about the radon risk profile for Bremerton and the 98310 zip code area.

EPA Radon Zone

Zone 3 — Low Risk

County

Kitsap County, WA

Zip Code

98310

Predicted Screening Level

< 2.0 pCi/L (Zone 3)

Bremerton and the 98310 zip code are located in Kitsap 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 Bremerton, WA

What EPA Radon Zone is Bremerton in?

Bremerton and the 98310 zip code are in Kitsap 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 Bremerton?

Radon mitigation in Bremerton 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 Bremerton?

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 Washington

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

City	Avg User Radon Level	Submissions
Vancouver	6.56 pCi/L	9
Kent	3.60 pCi/L	5
Seattle	5.25 pCi/L	4
Olympia	5.00 pCi/L	4
Bellevue	3.75 pCi/L	4
Spokane	11.67 pCi/L	3
Camas	8.00 pCi/L	3
Centralia	7.00 pCi/L	3
Bellingham	4.50 pCi/L	2
Kirkland	4.50 pCi/L	2
Washougal	8.00 pCi/L	1
Ridgefield	5.00 pCi/L	1
Moses Lake	No submissions	0