Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

Barium

Terra Bella Irrigation District - Tbt

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

 

22

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND20ND
2015N/A00N/A
201642.2 ppb93ND - 150.0 ppb
2017ND10ND
2018ND20ND
201942.5 ppb83ND - 120.0 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 Lab ID Result
2014-05-075810-027-0930ND
2014-05-195810-028-1150ND
2016-08-255810-004-1220ND
2016-08-255810-009-1155110.0 ppb
2016-08-255810-013-1210ND
2016-08-255810-014-1230ND
2016-08-255810-016-1130150.0 ppb
2016-08-255810-002-1145ND
2016-08-255810-020-1138120.0 ppb
2016-08-255810-025-1300ND
2016-11-145810-024-1326ND
2017-09-075810-024-1120ND
2018-09-245810-033-1510ND
2018-09-245810-027-1445ND
2019-08-295810-016-1216120.0 ppb
2019-08-295810-025-1300ND
2019-08-295810-020-1222110.0 ppb
2019-08-295810-014-1125ND
2019-08-295810-013-1108ND
2019-08-295810-009-1228110.0 ppb
2019-08-295810-004-1114ND
2019-08-295810-002-1226ND