Welcome, MD Radon Mitigation and Testing

Q: What is the average radon level in Welcome, MD?

Based on 1 user-submitted tests, the average radon level is 6.00 pCi/L.

Q: What EPA Radon Zone is Welcome in?

Welcome is in Charles County, EPA Zone 2.

Q: How much does radon mitigation cost in Welcome?

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

Avg: 6.00 pCi/L

Charles County

EPA Zone 2

1 user test

Southern Maryland community Welcome in Charles County sits within the greater Washington metropolitan area, where Coastal Plain geology typically produces moderate radon levels. Local testing shows an average concentration of 6.0 pCi/L, which exceeds the EPA action level and indicates the need for radon mitigation in affected homes. The area's mix of newer suburban development and older housing stock in zip code 20693 requires attention to radon testing and remediation, especially in homes with basements or ground-contact foundations.

6.00

pCi/L average

Above EPA Action Level

Based on 1 user-submitted radon test for homes in Welcome, MD. The EPA recommends taking action at or above 4.0 pCi/L.

4.0 EPA

10+

Welcome, MD Radon Mitigation

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

Welcome, MD Radon Testing

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

Welcome, Maryland Radon Levels

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

Radon Level	City	Home Age	Foundation	Submitted
6 pCi/L	Welcome, MD	21-50 Years	Full Basement	Dec 2020

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

Welcome Radon Facts

Key details about the radon risk profile for Welcome and the 20693 zip code area.

EPA Radon Zone

Zone 2 — Moderate Risk

County

Charles County, MD

Zip Code

20693

Predicted Screening Level

2–4 pCi/L (Zone 2)

Avg. User Submitted Level

6.00 pCi/L

User Tests Submitted

Welcome and the 20693 zip code are located in Charles County, which has an EPA assigned Radon Zone of 2. A radon zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L. The EPA recommends testing every home regardless of zone classification.

Radon FAQ for Welcome, MD

What is the average radon level in Welcome, MD?

Based on 1 user-submitted test, the average radon level in Welcome is 6.00 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 Welcome in?

Welcome and the 20693 zip code are in Charles County, which has an EPA assigned Radon Zone of 2. A zone of 2 predicts an average indoor radon screening level between 2 and 4 pCi/L.

How much does radon mitigation cost in Welcome?

Radon mitigation in Welcome 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 Welcome?

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 Maryland

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

City	Avg User Radon Level	Submissions
Frederick	8.29 pCi/L	7
Potomac	9.00 pCi/L	6
Hagerstown	8.67 pCi/L	6
Westminster	14.50 pCi/L	4
Baltimore	7.00 pCi/L	4
Annapolis	4.25 pCi/L	4
Upper Marlboro	15.00 pCi/L	3
Edgewater	12.67 pCi/L	3
Bowie	9.00 pCi/L	3
Clarksburg	8.00 pCi/L	3
Gambrills	6.00 pCi/L	3
Elkton	5.33 pCi/L	3
Silver Spring	4.33 pCi/L	3
Chesapeake Beach	14.00 pCi/L	2
Cumberland	9.00 pCi/L	2
Frostburg	9.00 pCi/L	2
Owings	5.50 pCi/L	2
Huntingtown	4.50 pCi/L	2
Mc Henry	20.00 pCi/L	1
Mount Airy	20.00 pCi/L	1