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Mountain Lakes, NJ Radon Mitigation and Testing

Avg: 11.00 pCi/L
Morris County
EPA Zone 1
1 user test

This affluent community in Morris County within the New York City Metro area sits over Precambrian gneiss and granite bedrock that contributes to elevated radon potential throughout northern New Jersey. Local testing reveals an average radon level of 11.0 pCi/L, nearly three times the EPA action level of 4.0 pCi/L. Mountain Lakes' upscale homes in zip code 07046, many featuring finished basements and complex foundation systems, require professional radon mitigation to ensure safe indoor air quality.

11.00
pCi/L average
Above EPA Action Level

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

0
4.0 EPA
10+

Mountain Lakes, NJ Radon Mitigation

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

Mountain Lakes, NJ Radon Testing

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

Mountain Lakes, New Jersey Radon Levels

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

Radon LevelCityHome AgeFoundationSubmitted
11 pCi/L Mountain Lakes, NJ 0-20 Years Full Basement Jun 2022

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

Mountain Lakes Radon Facts

Key details about the radon risk profile for Mountain Lakes and the 07046 zip code area.

EPA Radon Zone
Zone 1 — High Risk
County
Morris County, NJ
Zip Code
07046
Predicted Screening Level
> 4.0 pCi/L (Zone 1)
Avg. User Submitted Level
11.00 pCi/L
User Tests Submitted
1

Mountain Lakes and the 07046 zip code are located in Morris 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 Mountain Lakes, NJ

What is the average radon level in Mountain Lakes, NJ?
Based on 1 user-submitted test, the average radon level in Mountain Lakes is 11.00 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 Mountain Lakes in?
Mountain Lakes and the 07046 zip code are in Morris 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 Mountain Lakes?
Radon mitigation in Mountain Lakes 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 Mountain Lakes?
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 New Jersey

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

CityAvg User Radon LevelSubmissions
Cherry Hill 6.44 pCi/L 9
Hillsborough 6.14 pCi/L 7
Freehold 10.50 pCi/L 6
Marlboro 6.17 pCi/L 6
Bernardsville 7.00 pCi/L 5
Phillipsburg 7.00 pCi/L 5
Edison 5.60 pCi/L 5
Princeton 5.40 pCi/L 5
Sussex 9.75 pCi/L 4
Piscataway 6.75 pCi/L 4
Caldwell 5.00 pCi/L 4
Atlantic Highlands 4.75 pCi/L 4
West Orange 4.00 pCi/L 4
Basking Ridge 3.75 pCi/L 4
Hackettstown 3.75 pCi/L 4
Livingston 3.25 pCi/L 4
Nutley 3.25 pCi/L 4
Sicklerville 7.00 pCi/L 3
Clifton 6.00 pCi/L 3
Westfield 6.00 pCi/L 3