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EWG's Tap Water Database — 2021 UPDATE

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Barium

Paw Bangor District

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.

 

11

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
2014ND10ND
2015ND20ND
2016ND20ND
2017ND10ND
2018ND20ND
2019ND30ND

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
2014-08-1126497901ND
2015-08-1013174661ND
2015-08-1013174674ND
2016-08-1014789937ND
2016-12-0715418284ND
2017-08-1016617096ND
2018-08-1340627701ND
2018-08-1340628001ND
2019-06-1845239601ND
2019-06-1845239501ND
2019-08-1345812201ND