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EWG's Tap Water Database — 2021 UPDATE

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1,2,3-Trichlorobenzene

Mountain Water Company

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.

 

29

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND50ND
2015ND20ND
2016ND60ND
2017ND100ND
2018ND30ND
2019ND30ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-03-181403-05022-005ND
2014-03-181403-05022-001ND
2014-03-191403-05022-003ND
2014-10-021410-20649-005ND
2014-11-251411-24526-009ND
2015-04-091504-06449-001ND
2015-08-241508-18271-007ND
2016-02-181602-03331-003ND
2016-02-181602-03331-001ND
2016-06-201606-12947-001ND
2016-09-011609-19693-007ND
2016-09-281609-22363-011ND
2016-11-171611-26538-011ND
2017-01-191701-01535-005ND
2017-01-191701-01535-011ND
2017-01-191701-01535-001ND
2017-03-221703-06014-003ND
2017-06-131706-13198-001ND
2017-06-131706-13198-011ND
2017-08-101708-18628-007ND
2017-09-191709-22340-011ND
2017-11-161711-27703-011ND
2017-11-161711-27703-009ND
2018-02-111802-03658-001ND
2018-08-291808-22103-007ND
2018-11-291811-30493-011ND
2019-01-171901-01511-001ND
2019-03-211903-06283-003ND
2019-10-171910-27353-005ND