Know Your Environment. Protect Your Health.

1,2,4-Trichlorobenzene

Fridley

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

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018ND10ND
2019N/A00N/A
2020ND30ND
2021ND20ND
2022ND30ND
2023ND30ND

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
2018-11-2818K1046-02ND
2020-01-2720A1007-01ND
2020-06-1620F1254-01ND
2020-09-0120I0064-01ND
2021-11-2321K1264-01ND
2021-11-2321K1267-03ND
2022-01-3122A1136-01ND
2022-03-0322C0143-01ND
2022-04-1522D0801-01ND
2023-06-0123F0145-01ND
2023-06-0123F0145-02ND
2023-08-1723H2067-01ND