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Goldendale, WA Radon Levels

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


Goldendale, WA Radon Facts

EPA Radon Zone Zone 2 — Moderate Risk 2–4 pCi/L (Zone 2)
County Klickitat County, WA
Zip Code 98620
Avg. User Level 12.00 pCi/L
User Tests 2

Situated in south-central Washington's Klickitat County, Goldendale sits on Columbia River basalt formations that can produce surprisingly elevated radon levels in certain areas. Local testing reveals an average radon concentration of 12.0 pCi/L, which significantly exceeds the EPA action level of 4.0 pCi/L. Homeowners in zip code 98620 should prioritize radon testing and mitigation, as the area's volcanic geology creates conditions conducive to radon accumulation.

12.00
pCi/L average
Above EPA Action Level

Based on 2 user-submitted radon tests for homes in Goldendale, WA. The EPA recommends taking action at or above 4.0 pCi/L.

0
4.0 EPA
10+

Goldendale, WA Radon Mitigation

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

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Goldendale, WA Radon Levels

User-submitted radon test readings from homes in the Goldendale area.

Radon LevelCityHome AgeFoundation
12 pCi/L Goldendale, WA 0-20 Years No Basement/All Slab

Have a radon test result for Goldendale? Submit your reading to help other homeowners.

Radon FAQ for Goldendale, WA

What is the average radon level in Goldendale, WA?
Based on 2 user-submitted tests, the average radon level in Goldendale is 12.00 pCi/L. This exceeds the EPA's recommended action level of 4.0 pCi/L, and radon testing is recommended for all homes in the area.
What EPA Radon Zone is Goldendale in?
Goldendale and the 98620 zip code are in Klickitat County, which has an EPA assigned Radon Zone of 2. A zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L.
How much does radon mitigation cost in Goldendale?
Radon mitigation in Goldendale 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 Goldendale?
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 in Washington with the most user-submitted radon test data, ranked by number of submissions.

CityAvg User Radon LevelSubmissions
Vancouver 6.56 pCi/L 9
Kent 3.50 pCi/L 6
Olympia 7.00 pCi/L 5
Seattle 5.25 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