Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

1,1-Dichloroethylene

North Salt Lake City Water System

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

MORE ABOUT THIS CONTAMINANT

 

52

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
2014ND70ND
2015ND110ND
2016ND90ND
2017ND90ND
2018ND80ND
2019ND80ND

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
2014-01-22ND
2014-01-22ND
2014-01-22ND
2014-01-22ND
2014-10-27ND
2014-10-27ND
2014-10-27ND
2015-02-02ND
2015-02-02ND
2015-02-02ND
2015-04-06ND
2015-04-06ND
2015-07-09ND
2015-07-09ND
2015-07-09ND
2015-07-09ND
2015-11-23ND
2015-11-23ND
2016-01-20ND
2016-02-01ND
2016-03-30ND
2016-04-14ND
2016-04-21ND
2016-05-05ND
2016-05-05ND
2016-09-13ND
2016-10-05ND
2017-03-15ND
2017-03-15ND
2017-04-26ND
2017-04-27ND
2017-06-07ND
2017-09-12ND
2017-09-20ND
2017-12-19ND
2017-12-19ND
2018-03-20ND
2018-03-20ND
2018-03-20ND
2018-06-19ND
2018-06-19ND
2018-09-06ND
2018-09-06ND
2018-12-18ND
2019-01-04ND
2019-01-10ND
2019-01-10ND
2019-01-10ND
2019-04-24ND
2019-04-24ND
2019-07-18ND
2019-07-18ND