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National Drinking Water Database


Gross beta particle activity (pCi/L) in Rhode Island


Beta particles are a form of radiation frequently associated with nuclear testing and radioactive mineral deposits. [read more]

The Most Polluted Communities in Rhode Island

4 water utilities reported detecting Gross beta particle activity (pCi/L) in tap water since 2004, according to EWG's analysis of water quality data supplied by state water agencies

Ranked by highest average Gross beta particle activity (pCi/L) level

RankSystem Population Served Positive test results of total reported tests Average Level
(Range)
1Shadow Woods AT Deer Brook
Exeter, RI
303 of 37.68 pCi/L
(5.13 to 10.55 pCi/L)
2Westerly Water Department
Westerly, RI
38,0005 of 54.48 pCi/L
(2.5 to 6.03 pCi/L)
3Split Rock Corporation
Exeter, RI
1101 of 14.26 pCi/L
(4.26 pCi/L)
4RI Community Living & Support (Ladd
Exeter, RI
3534 of 42.07 pCi/L
(0.9 to 3 pCi/L)

Health Based Limits for Gross beta particle activity (pCi/L)

StandardDescriptionLevel
Maximum Contaminant Limit (MCL)The enforceable standard which defines the highest level of a contaminant that is allowed in drinking water. MCLs are set as close to health-based limits (Maximum Contaminant Level Goals, or MCLGs) as feasible using the best available analytical and treatment technologies and taking cost into consideration. Source: U.S. Environmental Protection Agency.15 pCi/L

Violation Summary for Gross beta particle activity (pCi/L) in Rhode Island

There are no violations reported for this contaminant in Rhode Island