Cimarron, CO Radon Levels

Q: What EPA Radon Zone is Cimarron in?

Cimarron is in Gunnison County, EPA Zone 1.

Q: How much does radon mitigation cost in Cimarron?

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

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

Cimarron, CO Radon Facts

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

County Gunnison County, CO

Zip Code 81220

Nestled in Gunnison County at ZIP code 81220, this mountain community sits at high elevation where Colorado's uranium-bearing geological formations can produce elevated radon levels. Mountain homes often feature unique foundation systems and natural ventilation patterns that affect radon accumulation. Given limited testing data and the region's geological characteristics, homeowners should prioritize radon testing for their properties.

8.00

pCi/L area average

Above EPA Action Level

Gunnison County average: 8.00 pCi/L, based on 17 user-submitted tests across 2 cities in the county. No homeowner readings have been submitted for Cimarron 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+

Cimarron, 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 Cimarron, CO

No homeowner tests have been submitted for Cimarron 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
Crawford	22.4 mi	8.00 pCi/L	1
Montrose	23.0 mi	9.25 pCi/L	8
Lake City	29.4 mi	13.00 pCi/L	3
Olathe	31.1 mi	5.00 pCi/L	2
Paonia	33.6 mi	6.00 pCi/L	1
Telluride	36.0 mi	6.80 pCi/L	5
Delta	39.4 mi	7.00 pCi/L	3
Cedaredge	43.4 mi	4.00 pCi/L	1

Gunnison County Radon Profile

The bedrock and soils beneath Gunnison County are classified by the EPA as Radon Zone 1, the highest-risk tier, with predicted average indoor screening levels above 4 pCi/L. Homeowner-submitted tests from 2 cities in Gunnison County average 8.00 pCi/L across 17 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. 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 Gunnison County.

Radon FAQ for Cimarron, CO

What EPA Radon Zone is Cimarron in?

Cimarron and the 81220 zip code are in Gunnison 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 Cimarron?

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

Radon mitigation in Cimarron 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 Cimarron?

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.