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EWG's Tap Water Database — 2021 UPDATE

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Barium

Atlanta

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
2013N/A00N/A
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
2014-02-20AI28450ND
2014-02-20AI28451ND
2015-02-04AI64404ND
2015-02-04AI64405ND
2016-01-27AJ05308ND
2016-01-27AJ05309ND
2017-02-23AJ47044ND
2017-02-23AJ47045ND
2018-01-31AJ80284ND
2018-01-31AJ80285ND
2019-02-04AK10393ND
2019-02-04AK10394ND