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EWG's Tap Water Database — 2021 UPDATE

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Barium

Crawford

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.

 

15

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND30ND
2015ND20ND
2016ND30ND
2017ND30ND
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
2014-02-25AI28664ND
2014-02-25AI28665ND
2014-09-29AI55944ND
2015-01-27AI63601ND
2015-01-27AI63602ND
2016-02-02AJ05668ND
2016-02-02AJ05669ND
2016-03-07AJ07736ND
2017-02-13AJ46334ND
2017-02-13AJ46335ND
2017-10-31AJ72732ND
2018-03-05AJ84959ND
2018-03-07AJ85326ND
2019-02-05AK10615ND
2019-03-12AK13229ND