Arapahoe, CO Radon Levels

Q: What EPA Radon Zone is Arapahoe in?

Arapahoe is in Cheyenne County, EPA Zone 1.

Q: How much does radon mitigation cost in Arapahoe?

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

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

Arapahoe, CO Radon Facts

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

County Cheyenne County, CO

Zip Code 80802

Located in Cheyenne County in far eastern Colorado, Arapahoe sits on High Plains geology in an EPA Zone 1 area with elevated radon potential. The community's location on sedimentary formations with underlying shale and limestone can contribute to radon gas production and migration. With no current testing data available for the 80802 zip code, homeowners in this rural area should prioritize radon testing given Colorado's generally higher radon levels.

14.00

pCi/L area average

Above EPA Action Level

Nearby homeowner readings average 14.00 pCi/L, based on 1 test from 1 nearby city. No readings have been submitted for Arapahoe yet, so the closest recorded data is shown as a benchmark. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Arapahoe, CO Radon Mitigation

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

Need Radon Mitigation or Testing in Arapahoe?

100% Free, No-Obligation Quotes
Matches You with State-Licensed Cheyenne County Pros

1-800-299-3578 719-694-0443 (local) Toll-free · Mon–Fri 8am–6pm ET

Radon Readings Near Arapahoe, CO

No homeowner tests have been submitted for Arapahoe 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
Eads	33.9 mi	14.00 pCi/L	1

Cheyenne County Radon Profile

The bedrock and soils beneath Cheyenne County are classified by the EPA as Radon Zone 1, the highest-risk tier, with predicted average indoor screening levels above 4 pCi/L. User-submitted readings are still sparse within Cheyenne County itself, so the nearby measurements shown on this page provide the closest real-world picture of local radon conditions. Radon is the second leading cause of lung cancer in the United States, and a short-term test is the only way to confirm a specific home's level in Cheyenne County.

Radon FAQ for Arapahoe, CO

What EPA Radon Zone is Arapahoe in?

Arapahoe and the 80802 zip code are in Cheyenne 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 Arapahoe?

No homeowner radon tests have been submitted for Arapahoe yet. Because radon is driven by regional soil and bedrock geology, readings from the closest cities—and the Cheyenne County average—are the best available indicator of local conditions until Arapahoe 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 Arapahoe?

Radon mitigation in Arapahoe 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 Arapahoe?

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.