Arlington, CO Radon Levels

Q: What EPA Radon Zone is Arlington in?

Arlington is in Kiowa County, EPA Zone 1.

Q: How much does radon mitigation cost in Arlington?

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

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

Arlington, CO Radon Facts

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

County Kiowa County, CO

Zip Code 81021

Situated in southeastern Colorado's Kiowa County, Arlington's 81021 area experiences High Plains geology that can influence radon gas migration patterns. With minimal current testing data available for this rural community, residents need individual home assessments to understand their exposure levels. Professional radon testing remains the most reliable method for determining specific property risks.

14.00

pCi/L area average

Above EPA Action Level

Kiowa County average: 14.00 pCi/L, based on 1 user-submitted test across 1 city in the county. No homeowner readings have been submitted for Arlington itself yet, so this county figure is the closest available benchmark. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Arlington, CO Radon Mitigation

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

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Radon Readings Near Arlington, CO

No homeowner tests have been submitted for Arlington yet. The closest cities with user-submitted radon data are shown below — explore them to gauge local conditions. Radon varies by home, so testing is the only way to know your level.

City	Distance	Avg User Level	Readings
La Junta	35.1 mi	8.00 pCi/L	1
Eads	44.2 mi	14.00 pCi/L	1

Kiowa County Radon Profile

Because of its underlying geology, Kiowa County is mapped as EPA Radon Zone 1 — the most elevated classification — where predicted indoor screening averages exceed 4 pCi/L. Homeowner-submitted tests from 1 city in Kiowa County average 14.00 pCi/L across 1 test — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. As the second leading cause of lung cancer in the U.S., radon warrants testing in every Kiowa County home regardless of zone or a neighbor's results.

Radon FAQ for Arlington, CO

What EPA Radon Zone is Arlington in?

Arlington and the 81021 zip code are in Kiowa 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.

Why are radon readings shown from areas near Arlington?

No homeowner radon tests have been submitted for Arlington yet. Because radon is driven by regional soil and bedrock geology, readings from the closest cities—and the Kiowa County average—are the best available indicator of local conditions until Arlington homeowners submit their own results. The EPA still recommends testing every individual home, since levels can vary significantly from house to house.

How much does radon mitigation cost in Arlington?

Radon mitigation in Arlington 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 Arlington?

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.