Guffey, CO Radon Mitigation and Testing

Q: What EPA Radon Zone is Guffey in?

Guffey is in Park County, EPA Zone 1.

Q: How much does radon mitigation cost in Guffey?

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

Park County

EPA Zone 1

Situated at 8,700 feet elevation in Park County's high mountain valley, Guffey sits among granite outcrops and volcanic formations within the greater Denver Metro region. This historic mining community features rustic cabins, mountain homes, and off-grid properties, many built with minimal foundations suitable for the harsh mountain environment. Since radon testing data for zip code 80820 is currently unavailable, high-elevation residents should consider testing as mountain geology can create unexpected radon concentration zones.

Guffey, CO Radon Mitigation

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

Guffey, CO Radon Testing

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

Guffey Radon Facts

Key details about the radon risk profile for Guffey and the 80820 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Park County, CO

Zip Code

80820

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Guffey and the 80820 zip code are located in Park 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 Guffey, CO

What EPA Radon Zone is Guffey in?

Guffey and the 80820 zip code are in Park 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 Guffey?

Radon mitigation in Guffey 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 Guffey?

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