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EWG's Tap Water Database — 2019 UPDATE

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1,1,1,2-Tetrachloroethane

Mount Morris, City of

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

1,1,1,2-Tetrachloroethane is a synthetic chemical used in metal degreasing and as an intermediate in industrial chemical production.

 

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 1 ppb

The EWG Health Guideline of 1 ppb for 1,1,1,2-tetrachloroethane was defined by the Environmental Protection Agency as a one-in-a-million lifetime risk of cancer. Values greater than one-in-a-million cancer risk level can result in increased cancer cases above one in a million people.

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 1,1,1,2-tetrachloroethane. 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