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EWG's Tap Water Database — 2021 UPDATE

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1,1-Dichloroethylene

Easthampton Water Department

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

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79

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
2014ND150ND
2015ND130ND
2016ND160ND
2017ND90ND
2018ND130ND
2019ND130ND

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 Result
2014-01-14ND
2014-01-14ND
2014-01-14ND
2014-05-07ND
2014-05-07ND
2014-05-07ND
2014-09-17ND
2014-09-17ND
2014-09-17ND
2014-09-17ND
2014-09-17ND
2014-09-17ND
2014-12-01ND
2014-12-01ND
2014-12-01ND
2015-03-23ND
2015-03-23ND
2015-03-23ND
2015-05-12ND
2015-05-12ND
2015-05-12ND
2015-08-18ND
2015-08-18ND
2015-08-18ND
2015-08-18ND
2015-11-16ND
2015-11-16ND
2015-11-16ND
2016-01-11ND
2016-01-11ND
2016-01-11ND
2016-02-22ND
2016-02-22ND
2016-02-22ND
2016-06-06ND
2016-06-06ND
2016-06-06ND
2016-08-29ND
2016-08-29ND
2016-08-29ND
2016-08-29ND
2016-10-27ND
2016-10-27ND
2016-10-27ND
2017-08-23ND
2017-08-23ND
2017-08-23ND
2017-08-23ND
2017-08-23ND
2017-08-23ND
2017-12-05ND
2017-12-05ND
2017-12-05ND
2018-03-06ND
2018-03-06ND
2018-03-06ND
2018-06-05ND
2018-06-05ND
2018-06-05ND
2018-08-22ND
2018-08-22ND
2018-08-22ND
2018-08-22ND
2018-12-05ND
2018-12-05ND
2018-12-05ND
2019-03-11ND
2019-03-11ND
2019-03-11ND
2019-06-11ND
2019-06-11ND
2019-06-11ND
2019-08-21ND
2019-08-21ND
2019-08-21ND
2019-08-21ND
2019-12-09ND
2019-12-09ND
2019-12-09ND