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EWG's Tap Water Database — 2021 UPDATE

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Barium

Summerville

Barium is a mineral present in rocks, soil and water. High concentrations of barium in drinking water increase the risk of cardiovascular disease and hypertension.

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND20ND
2015ND20ND
2016ND20ND
2017ND20ND
2018ND20ND
2019ND20ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 700 ppb

The EWG Health Guideline of 700 ppb for barium was defined by EWG as benchmark that protects against harm to the kidneys and the cardiovascular system.

EPA Maximum Contaminant
Level (MCL) 2,000 ppb

The legal limit for barium, established in 1991, was based on a 10-week study of barium exposure in 11 adult male volunteers. This limit does not include any additional consideration of children’s health.

ppb = parts per billion

All test results

Date Lab ID Result
2014-02-18AI28101ND
2014-02-18AI28102ND
2015-02-12AI64912ND
2015-02-12AI64913ND
2016-03-07AJ07646ND
2016-03-07AJ07647ND
2017-02-07AJ46020ND
2017-02-07AJ46021ND
2018-01-29AJ78026ND
2018-01-29AJ78027ND
2019-01-15AK09501ND
2019-01-15AK09694ND