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EWG's Tap Water Database — 2021 UPDATE

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1,2,4-Trichlorobenzene

City of Inglewood

1,2,4-Trichlorobenzene is an industrial solvent that can harm the adrenal glands and may increase the risk of cancer.

MORE ABOUT THIS CONTAMINANT

 

22

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
2018ND40ND
2019ND40ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 5 ppb

The EWG Health Guideline of 5 ppb for 1,2,4-trichlorobenzene was defined by the California Office of Environmental Health Hazard Assessment as a public health goal, the level of a drinking water contaminant that does not pose a significant health risk. This health guideline protects against hormone disruption.

EPA Maximum Contaminant
Level (MCL) 70 ppb

The legal limit for 1,2,4-trichlorobenzene, established in 1992, was based on a toxicity study in laboratory animals conducted in 1981. This limit may not fully protect against hormone disruption.

ppb = parts per billion

All test results

Date Lab ID Result
2014-03-269588-018-1050ND
2014-03-269588-013-1030ND
2014-08-279588-002-1120ND
2015-02-199588-013-1048ND
2015-02-199588-018-1108ND
2015-05-279588-002-1035ND
2015-12-119588-001-1000ND
2016-06-309588-018-1110ND
2016-09-289588-002-1000ND
2016-09-289588-013-0940ND
2016-11-109588-001-1030ND
2017-02-239590-001-1205ND
2017-08-239590-002-1115ND
2017-08-239590-018-1045ND
2018-02-149588-001-0955ND
2018-08-239588-002-1000ND
2018-08-239588-018-0940ND
2018-12-139588-013-0945ND
2019-08-199588-002-1150ND
2019-08-199588-018-1130ND
2019-08-269588-001-0000ND
2019-11-189588-001-1125ND