Menu

EWG's Tap Water Database — 2019 UPDATE

Donate

Barium

California Water Service Co-leona Valley

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.

 

13

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND10ND
2013N/A00N/A
2014110.0 ppb11110.0 ppb
201526.2 ppb32ND - 39.5 ppb
2016ND20ND
2017ND60ND

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
2012-02-085810-006-1403ND
2014-05-065810-001-1356110.0 ppb
2015-02-025810-006-1416ND
2015-08-045701-005-134139.1 ppb
2015-08-045701-006-134739.5 ppb
2016-02-095701-005-1113ND
2016-02-095701-006-1041ND
2017-02-075701-005-1120ND
2017-02-075701-006-1142ND
2017-05-085810-001-1248ND
2017-08-155701-005-1356ND
2017-08-155701-006-1405ND
2017-12-125701-006-1531ND