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EWG's Tap Water Database — 2019 UPDATE

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1,2,4-Trichlorobenzene

City of Lexington

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

 

21

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND60ND
2013ND40ND
2014ND10ND
2015ND40ND
2016ND40ND
2017ND20ND

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
2012-03-05153190ND
2012-03-05153191ND
2012-03-05153193ND
2012-03-05153194ND
2012-09-10186524ND
2012-09-10186523ND
2013-03-04215263ND
2013-03-04215264ND
2013-03-04215265ND
2013-03-04215262ND
2014-11-17328698ND
2015-02-17343423ND
2015-02-17343424ND
2015-03-09345991ND
2015-03-09345992ND
2016-03-07ND
2016-03-07ND
2016-03-07ND
2016-03-07ND
2017-10-24ND
2017-10-24ND