Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

1,2,4-Trimethylbenzene

Southern California Edison Company-Santa Catalina

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.

MORE ABOUT THIS CONTAMINANT

 

59

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND120ND
2015ND90ND
2016ND80ND
2017ND100ND
2018ND100ND
2019ND100ND

ppb = parts per billion

All test results

Date Lab ID Result
2014-06-199588-041-1115ND
2014-07-109588-012-1030ND
2014-07-179588-020-1425ND
2014-07-179588-019-1250ND
2014-07-189588-030-1215ND
2014-07-189588-023-1100ND
2014-07-189588-016-1130ND
2014-07-189588-012-1250ND
2014-07-189588-006-1100ND
2014-07-219588-014-1130ND
2014-10-229588-012-1100ND
2014-11-049588-005-1111ND
2015-06-039588-020-1225ND
2015-06-039588-019-0940ND
2015-06-039588-030-1045ND
2015-06-039588-016-1030ND
2015-06-049588-014-1205ND
2015-06-049588-006-1250ND
2015-06-049588-005-1130ND
2015-06-059588-012-1230ND
2015-06-119588-041-1145ND
2016-06-229588-030-1100ND
2016-06-229588-020-1040ND
2016-06-229588-005-1300ND
2016-06-229588-006-1235ND
2016-06-229588-019-1000ND
2016-06-229588-014-1220ND
2016-06-229588-016-1120ND
2016-09-139588-005-0920ND
2017-02-249588-031-1147ND
2017-05-189588-023-1100ND
2017-05-189588-031-1100ND
2017-06-229588-014-1130ND
2017-06-239588-023-1030ND
2017-06-239588-019-1000ND
2017-06-239588-020-1330ND
2017-06-239588-030-1105ND
2017-06-239588-016-1040ND
2017-06-269588-031-1200ND
2018-06-229588-005-1240ND
2018-06-229588-006-1215ND
2018-06-259588-031-1220ND
2018-06-259588-014-1120ND
2018-06-259588-020-1200ND
2018-06-259588-019-1030ND
2018-06-259588-030-1120ND
2018-06-259588-016-1210ND
2018-06-259588-023-1030ND
2018-06-269588-012-1100ND
2019-09-199588-020-1200ND
2019-09-199588-023-1010ND
2019-09-199588-019-1310ND
2019-09-269588-031-1230ND
2019-09-269588-030-1225ND
2019-09-269588-014-1100ND
2019-09-269588-016-1215ND
2019-10-249588-006-1020ND
2019-11-269588-023-1200ND
2019-12-119588-012-1100ND