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EWG's Tap Water Database — 2021 UPDATE

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1,1,2,2-Tetrachloroethane

Akeley

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.

 

8

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014N/A00N/A
2015ND10ND
2016ND30ND
2017ND20ND
2018ND10ND
2019ND10ND

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
2015-08-1215H0987-01ND
2016-03-223418609ND
2016-06-1516F0923-01ND
2016-12-1516L0666-01ND
2017-03-0117C0132-01ND
2017-06-0617F0375-01ND
2018-03-2118C0852-01ND
2019-11-2019K0964-01ND