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EWG's Tap Water Database — 2019 UPDATE

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1,2,4-Trichlorobenzene

City of Lathrop

1,2,4-Trichlorobenzene is an industrial solvent that can harm the adrenal glands and may increase the risk of cancer.

 

10

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND20ND
2013ND20ND
2014ND10ND
2015ND20ND
2016ND20ND
2017ND10ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 5 ppb

The EWG Health Guideline of 5 ppb for 1,2,4-trichlorobenzene was defined by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against hormone disruption.

EPA Maximum Contaminant
Level (MCL) 70 ppb

The legal limit for 1,2,4-trichlorobenzene, established in 1992, was based on a toxicity study in laboratory animals conducted in 1981. This limit may not fully protect against hormone disruption.

ppb = parts per billion

All test results

Date Lab ID Result
2012-04-025867-006-1332ND
2012-04-025867-007-1317ND
2013-04-015867-008-0943ND
2013-04-105867-016-0922ND
2014-04-011610-005-0905ND
2015-04-071610-006-0832ND
2015-04-071610-007-0854ND
2016-04-059590-008-0908ND
2016-04-199590-016-0808ND
2017-04-039590-005-1012ND