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EWG's Tap Water Database — 2021 UPDATE

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1,2,3-Trichlorobenzene

Parkhouse

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.

 

16

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND30ND
2015ND40ND
2016ND40ND
2017ND30ND
2018ND10ND
2019ND10ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-04-02L4974224-1ND
2014-04-28L5026034-1ND
2014-11-07L5300357-1ND
2015-01-2912285034ND
2015-04-0112630996ND
2015-07-2213010778ND
2015-10-0913387323ND
2016-02-1913868682ND
2016-05-0414248937ND
2016-09-0714906170ND
2016-10-1915073654ND
2017-01-1715515340ND
2017-05-1916255538ND
2017-07-2116411227ND
2018-05-23L6992345-1ND
2019-05-09L7110022-1ND