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EWG's Tap Water Database — 2019 UPDATE

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Barium

Harbor Point

NOTE: Harbor Point purchases water from Trinity Rural Water Supply Corporation 3 which is required to test for barium. Sample information shown below was taken by Trinity Rural Water Supply Corporation 3.

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.

 

2

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
201227.9 ppb1127.9 ppb
2013N/A00N/A
2014N/A00N/A
201599.0 ppb1199.0 ppb
2016N/A00N/A
2017N/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

NOTE: Harbor Point purchases water from Trinity Rural Water Supply Corporation 3 which is required to test for barium. Sample information shown below was taken by Trinity Rural Water Supply Corporation 3.

Date Lab ID Result
2012-06-21120678600227.9 ppb
2015-12-14Q154964200199.0 ppb