Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

Barium

Larchmont Utilities

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.

 

16

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND70ND
2015N/A00N/A
2016N/A00N/A
2017ND70ND
2018ND10ND
2019ND10ND

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
2014-06-16AI43482ND
2014-06-16AI43484ND
2014-06-16AI43485ND
2014-06-16AI43486ND
2014-06-16AI43490ND
2014-06-16AI43492ND
2014-06-16AI43496ND
2017-06-22AJ58425ND
2017-06-22AJ58426ND
2017-06-22AJ58427ND
2017-06-22AJ58428ND
2017-06-22AJ58429ND
2017-06-22AJ58430ND
2017-06-22AJ58431ND
2018-03-29AJ86627ND
2019-06-27AK21251ND