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National Drinking Water Database


Combined Radium (-226 & -228) in Kentucky


Radium is a radioactive element usually found around uranium deposits. [read more]

The Most Polluted Communities in Kentucky

3 water utilities reported detecting Combined Radium (-226 & -228) in tap water since 2004, according to EWG's analysis of water quality data supplied by state water agencies

Ranked by highest average Combined Radium (-226 & -228) level

RankSystem Population Served Positive test results of total reported tests Average Level
(Range)
1Franklin Water Works
Franklin, KY
13,5101 of 21.3 pCi/L
(0 to 2.6 pCi/L)
2Grayson County Water District
Falls Of Rough, KY
18,9101 of 10.6 pCi/L
(0.6 pCi/L)
3Owensboro Municipal Utilities
Owensboro, KY
54,1042 of 20.38 pCi/L
(0.25 to 0.5 pCi/L)

Health Based Limits for Combined Radium (-226 & -228)

StandardDescriptionLevel
Maximum Contaminant Limit Goal (MCLG)A non-enforceable health goal that is set at a level at which no known or anticipated adverse effect on the health of persons occurs and which allows an adequate margin of safety. Source: U.S. Environmental Protection Agency.0 pCi/L
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.5 pCi/L

Violation Summary for Combined Radium (-226 & -228) in Kentucky

There are no violations reported for this contaminant in Kentucky