Black Hawk, CO Radon Mitigation and Testing

Q: What is the average radon level in Black Hawk, CO?

Based on 4 user-submitted tests, the average radon level is 13.00 pCi/L.

Q: What EPA Radon Zone is Black Hawk in?

Black Hawk is in Gilpin County, EPA Zone 1.

Q: How much does radon mitigation cost in Black Hawk?

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

Avg: 13.00 pCi/L

Gilpin County

EPA Zone 1

4 user tests

Black Hawk is located in Gilpin County, Colorado. With 4 user-submitted readings averaging 13.00 pCi/L, the area exceeds the EPA's 4.0 pCi/L action threshold, and testing is strongly recommended for homeowners in the 80422 zip code.

13.00

pCi/L average

Above EPA Action Level

Based on 4 user-submitted radon tests for homes in Black Hawk, CO. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Black Hawk, CO Radon Mitigation

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

Black Hawk, CO Radon Testing

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

Black Hawk, Colorado Radon Levels

User-submitted radon test readings from homes in the Black Hawk area.

Radon Level	City	Home Age	Foundation	Submitted
20 pCi/L	Black Hawk, CO	21-50 Years	—	Nov 2021
6 pCi/L	Black Hawk, CO	0-20 Years	Partial Basement	Jul 2016

Have a radon test result for Black Hawk? Submit your reading to help other homeowners.

Black Hawk Radon Facts

Key details about the radon risk profile for Black Hawk and the 80422 zip code area.

EPA Radon Zone

Zone 1 — High Risk

County

Gilpin County, CO

Zip Code

80422

Predicted Screening Level

> 4.0 pCi/L (Zone 1)

Avg. User Submitted Level

13.00 pCi/L

User Tests Submitted

Black Hawk and the 80422 zip code are located in Gilpin 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 Black Hawk, CO

What is the average radon level in Black Hawk, CO?

Based on 4 user-submitted tests, the average radon level in Black Hawk is 13.00 pCi/L. This exceeds the EPA's recommended action level of 4.0 pCi/L, and radon testing is recommended for all homes in the area.

What EPA Radon Zone is Black Hawk in?

Black Hawk and the 80422 zip code are in Gilpin 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 Black Hawk?

Radon mitigation in Black Hawk 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 Black Hawk?

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