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EWG's Tap Water Database — 2021 UPDATE

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Barium

Pennsylvania American White Deer

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
2014-07-0726096101ND
2014-07-0726097301ND
2015-07-0613071108ND
2015-07-0613071123ND
2016-07-0614647165ND
2016-07-0614647179ND
2017-07-0616483088ND
2017-07-0616483158ND
2018-07-0940192101ND
2018-07-0940193601ND
2019-07-0845004201ND
2019-07-0845004301ND