Know Your Environment. Protect Your Health.

1,2,4-Trichlorobenzene

Pleasant Ridge Mobile Home Park

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
2018ND20ND
2019ND40ND
2020ND20ND
2021ND20ND
2022N/A00N/A
2023ND20ND

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
2018-07-201807F31-001AND
2018-07-201807F31-002AND
2019-02-281902I01-001AND
2019-04-171904E36-001AND
2019-09-131909B61-001AND
2019-10-111910A81-001AND
2020-08-282008P61-001AND
2020-08-282008P61-003AND
2021-09-082109729-001AND
2021-09-082109729-002AND
2023-08-032308422-001AND
2023-08-032308422-002AND