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National Drinking Water Database


Radon in New Jersey


Radon is a radioactive breakdown product of radium and uranium in soil, rock and water; it is often present in groundwater. [read more]

The Most Polluted Communities in New Jersey

4 water utilities reported detecting Radon in tap water since 2004, according to EWG's analysis of water quality data supplied by state water agencies

Ranked by highest average Radon level

RankSystem Population Served Positive test results of total reported tests Average Level
(Range)
1Bridgeton City Water Dept
Bridgeton, NJ
22,7701 of 1190 pCi/L
(190 pCi/L)
2Fairton Federal Correctional
Howell Twp, NJ
1,8231 of 172 pCi/L
(72 pCi/L)
3Cedar Run Senior Cit Apt
Stafford Twp, NJ
801 of 143 pCi/L
(43 pCi/L)
4West Bay Village
Manahawkin, NJ
801 of 131 pCi/L
(31 pCi/L)

Health Based Limits for Radon

StandardDescriptionLevel
One in one million (10-6) Cancer RiskThe concentration of a chemical in drinking water corresponding to an excess estimated lifetime cancer risk of 1 in 1,000,000. Source: U.S. Environmental Protection Agency.1.5 pCi/L
One in ten thousand (10-4) Cancer RiskThe concentration of a chemical in drinking water corresponding to an excess estimated lifetime cancer risk of 1 in 10,000. Source: U.S. Environmental Protection Agency.150 pCi/L

Violation Summary for Radon in New Jersey

There are no violations reported for this contaminant in New Jersey