Arthur, IA Radon Levels

Q: What EPA Radon Zone is Arthur in?

Arthur is in Ida County, EPA Zone 1.

Q: How much does radon mitigation cost in Arthur?

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

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

Arthur, IA Radon Facts

EPA Radon Zone Zone 1 — High Risk > 4.0 pCi/L (Zone 1)

County Ida County, IA

Zip Code 51431

Positioned in Ida County within Iowa's glaciated landscape, Arthur in zip code 51431 sits atop deep glacial deposits that commonly produce elevated radon levels throughout the state. The town's housing reflects rural Iowa character, with older farmhouses and newer homes typically featuring basement foundations suited to the region's climate. Although comprehensive radon testing data for Arthur is limited, Iowa's consistently high radon readings statewide suggest all residents should prioritize testing their homes.

Arthur, IA 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 Arthur, IA

What EPA Radon Zone is Arthur in?

Arthur and the 51431 zip code are in Ida 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 Arthur?

Radon mitigation in Arthur 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 Arthur?

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 Iowa

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

City	Avg User Radon Level	Submissions
Waterloo	8.50 pCi/L	4
Ames	9.67 pCi/L	3
Fairfield	14.00 pCi/L	2
Mount Pleasant	12.00 pCi/L	2
Ottumwa	5.50 pCi/L	2
Iowa City	7.00 pCi/L	1
Muscatine	No submissions	0