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EWG's Tap Water Database — 2021 UPDATE

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Barium

Rubio Canon Land & Water Association

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
2014ND30ND
2015ND10ND
2016ND30ND
2017ND10ND
2018ND10ND
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
2014-02-033761-003-0715ND
2014-02-033761-004-0845ND
2014-02-033761-007-0845ND
2015-02-023761-003-0750ND
2016-02-013761-003-0745ND
2016-02-013761-004-0655ND
2016-02-013761-007-0655ND
2017-02-063761-003-0905ND
2018-02-053761-003-0750ND
2019-02-053761-003-0932ND
2019-05-203761-004-0636ND
2019-05-203761-007-0631ND