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EWG's Tap Water Database — 2021 UPDATE

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1,1,2,2-Tetrachloroethane

Lakeside WD

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
2014ND30ND
2015ND30ND
2016ND30ND
2017ND30ND
2018N/A00N/A
2019N/A00N/A

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
2014-12-159469-002-1300ND
2014-12-159469-009-1300ND
2014-12-159469-016-1300ND
2015-12-149469-002-0800ND
2015-12-149469-009-0900ND
2015-12-149469-016-0830ND
2016-12-279469-002-1355ND
2016-12-279469-009-1400ND
2016-12-279469-016-1405ND
2017-12-189588-002-1100ND
2017-12-189588-009-1130ND
2017-12-189588-016-1200ND