Wellington, CO Radon Mitigation and Testing

Q: What EPA Radon Zone is Wellington in?

Wellington is in Larimer County, EPA Zone 1.

Q: How much does radon mitigation cost in Wellington?

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

Larimer County

EPA Zone 1

Positioned in northern Colorado's Larimer County within both the Fort Collins and Greeley Metro areas, Wellington sits on the High Plains where Pierre Shale and other formations contribute to Colorado's elevated radon potential. The growing community features newer suburban developments with full basements typical of Front Range construction, as well as some rural properties with varying foundation types. Testing data for zip code 80549 is limited, making individual home testing essential given Colorado's high radon risk.

Wellington, CO Radon Mitigation

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

Wellington, CO Radon Testing

Finding qualified radon testing professionals is the first step toward protecting your home.

Wellington Radon Facts

Key details about the radon risk profile for Wellington and the 80549 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Larimer County, CO

Zip Code

80549

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Wellington and the 80549 zip code are located in Larimer County, which has an EPA assigned Radon Zone of 1. A radon zone of 1 predicts an average indoor radon screening level greater than 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Wellington, CO

What EPA Radon Zone is Wellington in?

Wellington and the 80549 zip code are in Larimer 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 Wellington?

Radon mitigation in Wellington 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 Wellington?

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 Colorado

Cities with the most user-submitted radon test data in the state.

City	Avg User Radon Level	Submissions
Fairplay	12.00 pCi/L	9
Crested Butte	8.56 pCi/L	9
Denver	6.22 pCi/L	9
Montrose	9.25 pCi/L	8
Gunnison	7.38 pCi/L	8
Buena Vista	12.57 pCi/L	7
Pueblo	10.67 pCi/L	6
Grand Junction	8.17 pCi/L	6
Bayfield	6.00 pCi/L	6
Canon City	10.80 pCi/L	5
Aurora	7.40 pCi/L	5
Windsor	7.00 pCi/L	5
Telluride	6.80 pCi/L	5
Parker	5.40 pCi/L	5
Salida	15.50 pCi/L	4
Johnstown	9.50 pCi/L	4
Granby	9.00 pCi/L	4
Longmont	8.00 pCi/L	4
Edwards	6.75 pCi/L	4
Mancos	6.00 pCi/L	4