Know Your Environment. Protect Your Health.

1,2,3-Trichlorobenzene

Harris County Fresh Water Supply District 1a

NOTE: Harris County Fresh Water Supply District 1a purchases water from Baytown Area Water Authority which is required to test for 1,2,3-trichlorobenzene. Sample information shown below was taken by Baytown Area Water Authority.

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.

 

11

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019ND10ND
2020ND10ND
2021ND10ND
2022ND10ND
2023ND10ND

ppb = parts per billion

All test results

NOTE: Harris County Fresh Water Supply District 1a purchases water from Baytown Area Water Authority which is required to test for 1,2,3-trichlorobenzene. Sample information shown below was taken by Baytown Area Water Authority.

Date Lab ID Result
2018-08-03AE35860ND
2019-09-06AE82509ND
2020-07-14AF19344ND
2021-08-09AF65379ND
2021-10-20AF74188ND
2022-01-12AF80002ND
2022-04-04AF91855ND
2022-07-05AG03267ND
2022-07-05AG03269ND
2023-01-12AG24428ND
2023-07-11AG47888ND