Know Your Environment. Protect Your Health.

1,2,4-Trichlorobenzene

Homestead Estates LLC

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

 

26

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2018N/A00N/A
2019ND10ND
2020N/A00N/A
2021ND90ND
2022ND80ND
2023ND80ND

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
2019-04-231903714-01ND
2021-01-2755809-005ND
2021-04-1956624-005ND
2021-07-1957868-005ND
2021-07-262112113-01ND
2021-10-2559118-005ND
2021-10-2559118-004ND
2021-10-2559118-003ND
2021-10-2559118-001ND
2021-11-172117399-01ND
2022-02-2160167-005ND
2022-04-062122509-01ND
2022-04-2560884-005ND
2022-07-282204860-01ND
2022-08-092211483-01ND
2022-08-2262353-005ND
2022-10-242216918-01ND
2022-11-2163637-005ND
2023-01-2364360-005ND
2023-02-272221190-01ND
2023-04-2865304-005ND
2023-05-302305679-01ND
2023-08-2566809-005ND
2023-09-112312846-01ND
2023-10-302319157-01ND
2023-11-3068046-005ND