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EWG's Tap Water Database — 2021 UPDATE

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Barium

NJ American Water - Washington/Oxford

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.

MORE ABOUT THIS CONTAMINANT

 

30

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
2014ND40ND
2015ND50ND
2016ND60ND
2017ND70ND
2018ND40ND
2019ND40ND

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
2014-01-1524537501ND
2014-01-3024538801ND
2014-02-2424538401ND
2014-10-1727208301ND
2015-01-0527842401ND
2015-01-1227841001ND
2015-01-1327842001ND
2015-10-1330488601ND
2015-11-0530490101ND
2016-01-0531129301ND
2016-01-0531128901ND
2016-01-0631127901ND
2016-04-1431798301ND
2016-07-2632830001ND
2016-10-0733643201ND
2017-01-2534421401ND
2017-01-2534422501ND
2017-01-2534422201ND
2017-04-2735314101ND
2017-07-0636466501ND
2017-10-2537482101ND
2017-10-3037481701ND
2018-01-0338419601ND
2018-01-0938421501ND
2018-01-1838420601ND
2018-10-0341595101ND
2019-01-0842617701ND
2019-01-1642615701ND
2019-01-1642616701ND
2019-10-1646922301ND