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EWG's Tap Water Database — 2021 UPDATE

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1,1-Dichloroethane

Clark Public Utilities

1,1-Dichloroethane is used in industrial chemical synthesis; in plastics, paint, varnish and finish removers; and as a pesticide. It can cause cancer.

MORE ABOUT THIS CONTAMINANT

 

54

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND20ND
20140.00494 ppb162ND - 0.0430 ppb
2015ND70ND
2016ND70ND
2017ND70ND
2018ND110ND
2019ND40ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 3 ppb

The EWG Health Guideline of 3 ppb for 1,1-dichloroethane 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
2013-09-17A3I0852-01AND
2013-09-17A3I0852-05AND
2014-03-26A4C0715-05AND
2014-03-26A4C0715-01AND
2014-05-13A4E0222-01AND
2014-05-13A4E0222-06A0.0360 ppb
2014-06-11A4E2186-01AND
2014-08-2691031ND
2014-10-2720681ND
2014-10-2720682ND
2014-11-19A4J2055-06A0.0430 ppb
2014-11-19A4J2055-01AND
2014-11-20A4J2062-01AND
2014-12-0335981ND
2014-12-0335983ND
2014-12-0335982ND
2014-12-0335985ND
2014-12-10A4K2008-01AND
2015-05-19A5D2282-01AND
2015-05-19A5D2279-01AND
2015-06-1172701ND
2015-11-19A5J2330-01AND
2015-12-21A5K1239-06AND
2015-12-21A5K1239-01AND
2015-12-21A5K1239-11AND
2016-07-12ND
2016-07-12ND
2016-08-24ND
2016-08-24ND
2016-09-06ND
2016-09-14ND
2016-09-28ND
2017-07-07ND
2017-07-07ND
2017-07-07ND
2017-07-07ND
2017-07-07ND
2017-07-27ND
2017-12-28ND
2018-08-01ND
2018-08-01ND
2018-08-01ND
2018-08-01ND
2018-08-01ND
2018-08-28ND
2018-08-28ND
2018-09-18ND
2018-09-18ND
2018-09-18ND
2018-11-18ND
2019-02-24ND
2019-02-24ND
2019-07-22ND
2019-09-05ND