Cusick, WA Radon Mitigation and Testing

Q: What EPA Radon Zone is Cusick in?

Cusick is in Pend Oreille County, EPA Zone 1.

Q: How much does radon mitigation cost in Cusick?

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

Pend Oreille County

EPA Zone 1

Nestled in remote Pend Oreille County in northeastern Washington, Cusick sits among mountainous terrain with metamorphic and igneous bedrock that can affect radon accumulation. Current testing data for the 99119 area is limited, making individual home testing crucial for residents. The region's complex geology of mountain valleys and diverse rock formations suggests radon levels can vary significantly between properties.

Cusick, WA Radon Mitigation

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

Cusick, WA Radon Testing

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

Cusick Radon Facts

Key details about the radon risk profile for Cusick and the 99119 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Pend Oreille County, WA

Zip Code

99119

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Cusick and the 99119 zip code are located in Pend Oreille County, which has an EPA assigned Radon Zone of 1. A radon zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Cusick, WA

What EPA Radon Zone is Cusick in?

Cusick and the 99119 zip code are in Pend Oreille County, which has an EPA assigned Radon Zone of 1. A zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L.

How much does radon mitigation cost in Cusick?

Radon mitigation in Cusick 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 Cusick?

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