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EWG's Tap Water Database — 2021 UPDATE

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Barium

City of Denham Springs Water System

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

 

28

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
2014ND140ND
201512.0 ppb2212.0 ppb
2016N/A00N/A
2017ND100ND
2018ND20ND
2019N/A00N/A

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
2014-06-17AD92277ND
2014-06-17AD92267ND
2014-06-17AD92262ND
2014-06-17AD92272ND
2014-06-17AD92277ND
2014-06-17AD92282ND
2014-06-17AD92272ND
2014-06-17AD92267ND
2014-06-17AD92262ND
2014-06-17AD92282ND
2014-06-24AD92607ND
2014-06-24AD92607ND
2014-12-08AE00288ND
2014-12-08AE00288ND
2015-09-163520789900112.0 ppb
2015-09-163520789900112.0 ppb
2017-07-17AE15708ND
2017-07-17AE15704ND
2017-07-17AE15696ND
2017-07-17AE15692ND
2017-07-17AE15696ND
2017-07-17AE15704ND
2017-07-17AE15708ND
2017-07-17AE15692ND
2017-09-25AE18611ND
2017-09-25AE18611ND
2018-01-31AE20522ND
2018-01-31AE20522ND