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EWG's Tap Water Database — 2021 UPDATE

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1,2,4-Trimethylbenzene

Harlingen Water Works System

1,2,4-Trimethylbenzene is a chemical intermediate, industrial solvent and component of gasoline, coal tar and petroleum products. In laboratory animal studies, it harms the adrenal glands.

 

12

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
2014ND20ND
2015ND20ND
2016ND30ND
2017ND10ND
2018ND20ND
2019ND20ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-05-07AC53367ND
2014-07-22AC60487ND
2015-06-18AC96506ND
2015-09-22AD08062ND
2016-06-27AD41903ND
2016-09-28AD52054ND
2016-09-28AD52086ND
2017-08-02AD91849ND
2018-06-13AE29818ND
2018-07-26AE34710ND
2019-08-07AE77495ND
2019-08-07AE77507ND