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EWG's Tap Water Database — 2021 UPDATE

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1,1,2,2-Tetrachloroethane

Mount Olive Township Water Department Sand

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.

 

23

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND40ND
2015ND40ND
2016ND40ND
2017ND40ND
2018ND30ND
2019ND40ND

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
2014-03-12340312116ND
2014-06-10340610136ND
2014-08-12340812110ND
2014-10-30341030056ND
2015-03-17350317088ND
2015-06-09350610207ND
2015-07-21350721097ND
2015-11-04351104126ND
2016-03-23360323104ND
2016-06-14360614178ND
2016-08-17360817121ND
2016-10-27361027100ND
2017-03-22370322080ND
2017-05-24370524110ND
2017-07-25370725098ND
2017-11-08371108147ND
2018-03-20380320180ND
2018-06-13380613159ND
2018-07-18380718185ND
2019-01-15390115195ND
2019-04-16390417217ND
2019-07-25390725040ND
2019-10-16391016245ND