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EWG's Tap Water Database — 2021 UPDATE

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Barium

Lafayette Utilities 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

 

84

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
2014ND20ND
2015213.3 ppb3030160.0 ppb - 370.0 ppb
2016220.0 ppb1414150.0 ppb - 320.0 ppb
2017ND40ND
2018ND200ND
2019168.6 ppb1410ND - 280.0 ppb

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
2014-11-03AD99266ND
2014-11-03AD99266ND
2015-02-2335176705001370.0 ppb
2015-02-2335176705001370.0 ppb
2015-06-0835192506001190.0 ppb
2015-06-0835192506001190.0 ppb
2015-07-2735199527004210.0 ppb
2015-07-2735199527001170.0 ppb
2015-07-2735199527002200.0 ppb
2015-07-2735199527003210.0 ppb
2015-07-2735199527004210.0 ppb
2015-07-2735199527005200.0 ppb
2015-07-2735199527003210.0 ppb
2015-07-2735199527002200.0 ppb
2015-07-2735199527001170.0 ppb
2015-07-2735199527005200.0 ppb
2015-08-1735203222004190.0 ppb
2015-08-1735203222003240.0 ppb
2015-08-1735203222002280.0 ppb
2015-08-1735203222001170.0 ppb
2015-08-1735203222005240.0 ppb
2015-08-1735203222005240.0 ppb
2015-08-1735203222004190.0 ppb
2015-08-1735203222003240.0 ppb
2015-08-1735203222002280.0 ppb
2015-08-1735203222001170.0 ppb
2015-11-3035218949004170.0 ppb
2015-11-3035218949003200.0 ppb
2015-11-3035218949004170.0 ppb
2015-11-3035218949005160.0 ppb
2015-11-3035218949003200.0 ppb
2015-11-3035218949005160.0 ppb
2016-03-1435234164005320.0 ppb
2016-03-1435234164005320.0 ppb
2016-03-2135235879005150.0 ppb
2016-03-2135235879005150.0 ppb
2016-08-0835259258005210.0 ppb
2016-08-0835259258005210.0 ppb
2016-08-1535260131004180.0 ppb
2016-08-1535260131001270.0 ppb
2016-08-1535260131002170.0 ppb
2016-08-1535260131003240.0 ppb
2016-08-1535260131001270.0 ppb
2016-08-1535260131002170.0 ppb
2016-08-1535260131004180.0 ppb
2016-08-1535260131003240.0 ppb
2017-09-25AE18498ND
2017-09-25AE18498ND
2017-11-27AE20051ND
2017-11-27AE20051ND
2018-03-05AE20864ND
2018-03-05AE20867ND
2018-03-05AE20867ND
2018-03-05AE20864ND
2018-03-05AE20861ND
2018-03-05AE20855ND
2018-03-05AE20861ND
2018-03-05AE20858ND
2018-03-05AE20855ND
2018-03-05AE20858ND
2018-04-30AE21621ND
2018-04-30AE21621ND
2018-05-14AE21747ND
2018-05-14AE21747ND
2018-06-18AE21918ND
2018-06-18AE21918ND
2018-06-19AE21924ND
2018-06-19AE21921ND
2018-06-19AE21921ND
2018-06-19AE21924ND
2019-01-14B1900254-002280.0 ppb
2019-01-14B1900254-001ND
2019-01-14B1900254-001ND
2019-01-14B1900254-002280.0 ppb
2019-08-12B1903460-001200.0 ppb
2019-08-12B1903460-005ND
2019-08-12B1903460-004260.0 ppb
2019-08-12B1903460-003210.0 ppb
2019-08-12B1903460-002230.0 ppb
2019-08-12B1903460-001200.0 ppb
2019-08-12B1903460-005ND
2019-08-12B1903460-004260.0 ppb
2019-08-12B1903460-003210.0 ppb
2019-08-12B1903460-002230.0 ppb