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EWG's Tap Water Database — 2019 UPDATE

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1,1-Dichloroethylene

Randolph Water System

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

 

8

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012N/A00N/A
2013ND40ND
2014N/A00N/A
2015N/A00N/A
2016ND40ND
2017N/A00N/A

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
2013-03-18AD76123ND
2013-03-18AD76123ND
2013-10-14AD85953ND
2013-10-14AD85953ND
2016-03-2835236638001ND
2016-03-2835236638001ND
2016-03-2935236638005ND
2016-03-2935236638005ND