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EWG's Tap Water Database — 2019 UPDATE

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1,1,2,2-Tetrachloroethane

Franklin Water Systems 3

1,1,2,2-Tetrachloroethane is an industrial chemical which has been used as a metal degreaser, and in paint, paint removers, mothballs and pesticides. It damages the liver and nervous system, and may cause cancer.

 

21

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND20ND
2013N/A00N/A
2014ND20ND
2015ND30ND
2016ND50ND
2017ND90ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 0.1 ppb

The EWG Health Guideline of 0.1 ppb for 1,1,2,2-tetrachloroethane 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 cancer.

ppb = parts per billion

All test results

Date Lab ID Result
2012-09-27AC02270ND
2012-09-27AC02272ND
2014-06-24Q1423214004ND
2014-06-24Q1423214002ND
2015-06-23Q1523311006ND
2015-06-23Q1523311004ND
2015-06-23Q1523311002ND
2016-03-08Q1609693005ND
2016-03-08Q1609693004ND
2016-03-08Q1609693001ND
2016-12-13Q1654192014ND
2016-12-13Q1654192012ND
2017-03-21Q1711955005ND
2017-03-21Q1711955004ND
2017-03-21Q1711955002ND
2017-03-21Q1711955012ND
2017-03-21Q1711955011ND
2017-06-07AD86938ND
2017-06-21Q1725672001ND
2017-07-25Q1730588010ND
2017-07-25Q1730588005ND