Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

Barium

City of Santa Ana

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

 

54

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
201426.0 ppb92ND - 130.0 ppb
201562.8 ppb42ND - 146.0 ppb
20167.55 ppb201ND - 151.0 ppb
2017140.0 ppb11140.0 ppb
201814.4 ppb81ND - 115.0 ppb
2019ND120ND

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
2014-02-184417-038-0730ND
2014-02-184417-037-1255ND
2014-02-184417-033-1010ND
2014-02-184417-030-0845ND
2014-02-184417-022-0905ND
2014-02-184417-021-0820ND
2014-08-204417-035-0710ND
2014-08-204417-025-0725130.0 ppb
2014-08-204417-018-0915104.0 ppb
2015-02-244417-073-0940ND
2015-02-244417-028-0905105.0 ppb
2015-05-194417-019-0840146.0 ppb
2015-05-194417-074-1050ND
2016-02-164417-026-1110ND
2016-02-164417-027-1000ND
2016-02-164417-061-0915ND
2016-02-164417-039-1025ND
2016-03-074417-029-0810ND
2016-05-244417-021-0820ND
2016-05-244417-022-0905ND
2016-05-244417-030-0840ND
2016-05-244417-034-1220ND
2016-05-244417-061-1005ND
2016-05-244417-061-0955ND
2016-06-224417-031-0635ND
2016-06-224417-033-0715ND
2016-07-074417-025-0630151.0 ppb
2016-08-034417-018-0800ND
2016-08-034417-038-1025ND
2016-08-034417-037-0845ND
2016-08-034417-035-0830ND
2016-08-034417-034-0710ND
2016-08-034417-028-0955ND
2017-05-164417-019-0950140.0 ppb
2018-02-214417-037-0610ND
2018-02-214417-039-0830ND
2018-02-214417-021-1050ND
2018-02-214417-074-0920ND
2018-04-264417-035-0815ND
2018-05-154417-022-1240ND
2018-05-154417-025-1050115.0 ppb
2018-10-114417-038-0800ND
2019-03-114417-027-1030ND
2019-03-114417-031-1110ND
2019-03-114417-026-1140ND
2019-03-114417-061-0940ND
2019-03-114417-038-0815ND
2019-03-204417-030-1335ND
2019-05-074417-028-1010ND
2019-07-234417-033-0750ND
2019-07-234417-034-1020ND
2019-09-174417-073-0815ND
2019-11-054417-073-1505ND
2019-11-054417-073-1455ND