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EWG's Tap Water Database — 2021 UPDATE

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1,2,3-Trichlorobenzene

Golden State Water Company (GSWC) - South Arcadia

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.

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48

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
2014ND80ND
2015ND70ND
2016ND70ND
2017ND70ND
2018ND70ND
2019ND120ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-02-269588-005-1110ND
2014-05-159588-006-1015ND
2014-05-159588-004-1125ND
2014-08-289588-014-1025ND
2014-08-289588-006-1100ND
2014-08-289588-003-1020ND
2014-11-059588-015-0955ND
2014-11-059588-002-1035ND
2015-02-199588-005-1005ND
2015-05-199588-004-0935ND
2015-08-149588-003-1005ND
2015-08-149588-006-1045ND
2015-08-149588-014-1115ND
2015-11-179588-002-0950ND
2015-11-179588-015-1015ND
2016-03-229588-005-1110ND
2016-05-119588-004-1030ND
2016-08-199588-014-0850ND
2016-08-199588-003-1055ND
2016-08-199588-006-0920ND
2016-11-179588-015-1100ND
2016-11-179588-002-1005ND
2017-02-169588-005-1120ND
2017-05-169588-004-1020ND
2017-08-109588-006-1035ND
2017-08-109588-003-1000ND
2017-08-109588-014-1055ND
2017-11-299588-002-0945ND
2017-11-299588-015-1015ND
2018-02-149588-005-1010ND
2018-05-179588-004-1005ND
2018-08-169588-006-1115ND
2018-08-169588-003-1015ND
2018-08-169588-014-1100ND
2018-11-299588-015-1220ND
2018-11-299588-002-1050ND
2019-02-229588-005-0910ND
2019-04-229590-015-1106ND
2019-04-229590-015-1111ND
2019-04-229590-015-1116ND
2019-04-229590-015-1121ND
2019-04-229590-015-1126ND
2019-05-229588-004-1130ND
2019-08-149588-014-1150ND
2019-08-149588-003-1030ND
2019-08-149588-006-1135ND
2019-11-129588-015-1240ND
2019-11-129588-002-1115ND