The Power of Information

National Drinking Water Database

Combined Radium (-226 & -228) in Virginia

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

The Most Polluted Communities in Virginia

19 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
1Norman Acres Subdivision
Rapidan, VA
701 of 14.55 pCi/L
(4.55 pCi/L)
2Baileys Trailer Park
Rapidan, VA
841 of 14.44 pCi/L
(4.44 pCi/L)
3Westlakes Subdivision
Culpeper, VA
701 of 12.55 pCi/L
(2.55 pCi/L)
4Heritage Estates
Richmond, VA
722 of 22.2 pCi/L
(1.78 to 2.62 pCi/L)
5Keswick Estates
Keswick, VA
1201 of 11.6 pCi/L
(1.6 pCi/L)
6Woodbridge Mhp Llc
Woodbridge, VA
3204 of 41.45 pCi/L
(1.35 to 1.5 pCi/L)
7Courtney Subdivision
Warwick, VA
1871 of 11.4 pCi/L
(1.4 pCi/L)
8Waterview Mobile Home Park
Calabasas, VA
1001 of 11.34 pCi/L
(1.34 pCi/L)
9Woodruff Subdivision
Greensboro, VA
1753 of 50.78 pCi/L
(0 to 1.63 pCi/L)
10Holiday Inn Apts
King George, VA
501 of 10.73 pCi/L
(0.73 pCi/L)

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

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 Virginia

Data from the U.S. Environmental Protection Agency includes the following violations of federal standards in Virginia since 2004

Violation TypeNumber of Violations
Failure to monitor regularly55
Over maximum contaminant level, Average53