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EWG's Tap Water Database — 2019 UPDATE

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1,1-Dichloroethylene

Trinity Rural Water Supply Corporation 3

1,1-Dichloroethylene is used for plastics production. It damages DNA and causes cancer in laboratory animal studies.

 

6

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND10ND
2013ND10ND
2014ND10ND
2015ND10ND
2016ND10ND
2017ND10ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EPA Maximum Contaminant
Level (MCL) 7 ppb

The legal limit for 1,1-dichloroethylene, established in 1987, was based on a toxicity study conducted in laboratory animals in the 1980s.

ppb = parts per billion

All test results

Date Lab ID Result
2012-06-211206786005ND
2013-12-12Q1317493002ND
2014-12-10Q1459628005ND
2015-12-14Q1549642006ND
2016-12-02Q1652757001ND
2017-11-07Q1757166004ND