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EWG's Tap Water Database — 2019 UPDATE

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Barium

Fern Crest Utilities Inc.

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.

 

5

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
20123.70 ppb113.70 ppb
2013N/A00N/A
20142.80 ppb112.80 ppb
20155.40 ppb115.40 ppb
20163.70 ppb113.70 ppb
20173.90 ppb113.90 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 Result
2012-08-083.70 ppb
2014-07-162.80 ppb
2015-11-055.40 ppb
2016-07-073.70 ppb
2017-07-203.90 ppb