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EWG's Tap Water Database — 2019 UPDATE

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Barium

Pennsylvania American Water Pittsburgh

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
2012ND20ND
2013ND20ND
2014ND20ND
2015ND20ND
2016ND20ND
2017ND20ND

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
2012-01-0415601501ND
2012-01-0415596901ND
2013-01-0720735001ND
2013-01-1020735601ND
2014-01-0824419701ND
2014-01-0924420401ND
2015-01-0512344332ND
2015-01-0612344386ND
2016-01-0413812699ND
2016-01-1113812713ND
2017-01-0415587619ND
2017-01-0415587509ND