Lawrence, MA Radon Levels

Q: What EPA Radon Zone is Lawrence in?

Lawrence is in Essex County, EPA Zone 1.

Q: How much does radon mitigation cost in Lawrence?

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

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

Lawrence, MA Radon Facts

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

County Essex County, MA

Zip Code 01840

Located in Essex County along the Merrimack River valley, Lawrence has recorded an average radon level of 20.0 pCi/L, substantially exceeding the EPA's 4.0 pCi/L action threshold. This significant reading from the 01840 area reflects the complex geology of glacial deposits over metamorphic bedrock common to the Boston metropolitan region. With such elevated levels documented, residents should prioritize immediate radon testing and strongly consider professional mitigation systems.

6.63

pCi/L area average

Above EPA Action Level

Essex County average: 6.63 pCi/L, based on 43 user-submitted tests across 25 cities in the county. No homeowner readings have been submitted for Lawrence 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+

Lawrence, MA Radon Mitigation

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Lawrence, MA Radon Levels

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

Radon Level	City	Home Age	Foundation
20 pCi/L	Lawrence, MA	21-50 Years	Full Basement

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

Radon Readings Near Lawrence, MA

Compare radon levels in Lawrence with the closest nearby cities that have user-submitted test data.

City	Distance	Avg User Level	Readings
Methuen	1.9 mi	6.00 pCi/L	1
North Andover	3.1 mi	11.67 pCi/L	3
Andover	3.7 mi	10.00 pCi/L	1
Haverhill	6.1 mi	5.00 pCi/L	2
Tewksbury	7.6 mi	4.33 pCi/L	3
Boxford	7.9 mi	6.67 pCi/L	3
Dracut	8.1 mi	13.00 pCi/L	1
Lowell	8.9 mi	3.00 pCi/L	2

Essex County Radon Profile

Essex County falls in EPA Radon Zone 1, meaning the local uranium-bearing geology is predicted to drive average indoor radon screening levels above the EPA's 4 pCi/L action threshold. Homeowner-submitted tests from 25 cities in Essex County average 6.63 pCi/L across 43 tests — above the EPA's 4 pCi/L action level, reinforcing the need for testing across the county. Since radon is the second leading cause of lung cancer nationally, the EPA urges every household in Essex County to test, as levels can differ between neighboring homes.

Radon FAQ for Lawrence, MA

What EPA Radon Zone is Lawrence in?

Lawrence and the 01840 zip code are in Essex 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 Lawrence?

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

Radon mitigation in Lawrence 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 Lawrence?

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.

Lawrence, MA Radon Levels

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

Lawrence, MA Radon Facts

Lawrence, MA Radon Mitigation

Need Radon Mitigation or Testing in Lawrence?

Lawrence, MA Radon Levels

Radon Readings Near Lawrence, MA

Essex County Radon Profile

Radon FAQ for Lawrence, MA

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