Know Your Environment. Protect Your Health.

1,2,4-Trichlorobenzene

Edina

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

 

43

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND40ND
2019ND120ND
2020ND70ND
2021ND40ND
2022ND70ND
2023ND90ND

ppb = parts per billion

State, National, and Health Guidelines for Drinking Water

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
2018-03-1418C0569-01ND
2018-06-2018F1383-01ND
2018-08-0118H0091-01ND
2018-08-0118H0091-02ND
2019-03-2819C1245-01ND
2019-05-2919E2109-01ND
2019-08-0519H0333-03ND
2019-08-0519H0333-04ND
2019-08-0519H0333-02ND
2019-08-0519H0333-01ND
2019-08-0519H0330-02ND
2019-08-0519H0329-01ND
2019-08-2019H1758-02ND
2019-10-1019J0709-01ND
2019-10-1019J0709-04ND
2019-10-1019J0712-01ND
2020-02-1020B0464-01ND
2020-06-0920F0692-02ND
2020-08-0620H0428-02ND
2020-08-0620H0425-02ND
2020-08-0620H0422-02ND
2020-08-0620H0425-01ND
2020-12-0820L0325-01ND
2021-06-0421F0277-01ND
2021-09-2321I1339-01ND
2021-12-1421L0590-01ND
2021-12-1421L0591-01ND
2022-09-2922I2256-02ND
2022-09-2922I2256-03ND
2022-09-2922I2264-01ND
2022-10-1122J0377-02ND
2022-10-1122J0382-01ND
2022-10-1122J0377-01ND
2022-11-2222K1042-01ND
2023-03-2123C1011-01ND
2023-06-2823F2171-01ND
2023-09-2823I1574-01ND
2023-09-2823I1577-02ND
2023-09-2823I1577-04ND
2023-09-2823I1581-01ND
2023-10-2323J1132-01ND
2023-10-2323J1132-02ND
2023-10-2323J1133-01ND