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EWG's Tap Water Database — 2019 UPDATE

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Barium

Pennsylvania American Royersford

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
201283.3 ppb62ND - 300.0 ppb
2013ND10ND
2014ND10ND
2015140.0 ppb52ND - 400.0 ppb
2016ND10ND
2017ND10ND

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
2012-04-1017211501ND
2012-08-0718201301ND
2012-08-0718201601200.0 ppb
2012-08-0718201701300.0 ppb
2012-08-0718201801ND
2012-08-0718895301ND
2013-08-0823076901ND
2014-08-1226516801ND
2015-08-0613131559ND
2015-08-0613131573400.0 ppb
2015-08-0613131586ND
2015-08-0613131546ND
2015-09-1613260289300.0 ppb
2016-08-0414730031ND
2017-08-1516560900ND