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EWG's Tap Water Database

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1,1,2,2-Tetrachloroethane

Dalton Utilities

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.

 

11

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2010N/A00N/A
2011ND20ND
2012ND20ND
2013ND20ND
2014ND20ND
2015ND30ND

ppb = parts per billion.

State and national drinking water standards and health guidelines

Health Guideline 0.1 ppb

The 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
2011-09-06AH39726ND
2011-09-06AH39725ND
2012-05-23AH65295ND
2012-05-23AH65294ND
2013-06-03AI02683ND
2013-06-03AI02682ND
2014-05-13AI40410ND
2014-05-13AI40409ND
2015-03-31AI69893ND
2015-03-31AI69892ND
2015-03-31AI69891ND