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EWG's Tap Water Database — 2021 UPDATE

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1,2,3-Trichlorobenzene

Harborside

1,2,3-Trichlorobenzene is a solvent and an intermediate for chemical manufacturing that was used historically as an insecticide for termite control. The National Toxicology Program lists it as a "reasonably anticipated" human carcinogen.

 

6

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND10ND
2015ND10ND
2016ND10ND
2017ND10ND
2018ND10ND
2019ND10ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-07-22AC60483ND
2015-11-18AD14063ND
2016-01-28AD20714ND
2017-11-13AE04540ND
2018-06-19AE30495ND
2019-08-07AE77491ND