1,1-Dichloroethane

S S WSC

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

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Samples

Samples exceeding legal limit (MCL)

Samples exceeding
health guidelines

Testing results - average by year

Year	Average result	Samples taken	Range of results
2013	ND	5	ND
2014	ND	7	ND
2015	ND	4	ND
2016	ND	4	ND
2017	ND	4	ND
2018	ND	3	ND
2019	ND	4	ND

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
2013-11-20	Q1314322007	ND
2013-11-20	Q1314322003	ND
2013-11-20	Q1314322005	ND
2013-11-20	Q1314322009	ND
2013-11-20	Q1314322001	ND
2014-03-26	AC48344	ND
2014-05-20	Q1416802009	ND
2014-05-20	Q1416802007	ND
2014-05-20	Q1416802003	ND
2014-05-20	Q1416802005	ND
2014-05-20	Q1416802001	ND
2014-09-08	AC66064	ND
2015-01-15	AC76448	ND
2015-01-15	AC76454	ND
2015-01-15	AC76450	ND
2015-01-15	AC76452	ND
2016-01-21	AD19289	ND
2016-01-21	AD19283	ND
2016-01-21	AD19297	ND
2016-01-21	AD19295	ND
2017-05-10	AD83658	ND
2017-05-10	AD83656	ND
2017-05-10	AD83648	ND
2017-05-10	AD83650	ND
2018-07-02	AE32233	ND
2018-07-02	AE32229	ND
2018-07-02	AE32231	ND
2019-03-28	AE60472	ND
2019-03-28	AE60474	ND
2019-03-28	AE60480	ND
2019-03-28	AE60478	ND