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EWG's Tap Water Database — 2021 UPDATE

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1,1,2,2-Tetrachloroethane

South Saint Paul

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.

 

10

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014ND10ND
2015N/A00N/A
2016ND10ND
2017ND30ND
2018ND40ND
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
2014-12-0214L0044-04ND
2016-07-183495872ND
2017-07-1017G0315-01ND
2017-07-1017G0315-02ND
2017-07-1017G0315-03ND
2018-01-0318A0012-02ND
2018-05-1018E0892-01ND
2018-08-2418H2147-01ND
2018-10-1818J0909-01ND
2019-01-1419A0377-01ND