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EWG's Tap Water Database — 2019 UPDATE

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1,1,2,2-Tetrachloroethane

Griffin

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.

 

12

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND20ND
2013ND20ND
2014ND20ND
2015ND20ND
2016ND20ND
2017ND20ND

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
2012-05-22AH65148ND
2012-05-22AH65147ND
2013-05-21AI02042ND
2013-05-21AI02041ND
2014-05-01AI39358ND
2014-05-01AI39357ND
2015-03-25AI69694ND
2015-03-25AI69693ND
2016-04-05AJ09439ND
2016-04-05AJ09438ND
2017-06-12AJ57345ND
2017-06-12AJ57344ND