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EWG's Tap Water Database — 2019 UPDATE

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1,2,4-Trichlorobenzene

Mount Morris, City of

NOTE: Mount Morris, City of purchases water from Genesee County Water System which is required to test for 1,2,4-trichlorobenzene. Sample information shown below was taken by Genesee County Water System.

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

 

4

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND20ND
2013ND10ND
2014ND10ND
2015N/A00N/A
2016N/A00N/A
2017N/A00N/A

ppb = parts per billion

State and national drinking water standards and health guidelines

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

NOTE: Mount Morris, City of purchases water from Genesee County Water System which is required to test for 1,2,4-trichlorobenzene. Sample information shown below was taken by Genesee County Water System.

Date Lab ID Result
2012-04-03LLE22297ND
2012-08-09LLE42014ND
2013-03-25LLE67455ND
2014-03-18LLF12194ND