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EWG's Tap Water Database — 2021 UPDATE

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1,1-Dichloroethane

Roxbury Water Company

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

 

33

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013ND100ND
2014ND100ND
2015ND10ND
2016ND10ND
2017ND50ND
2018ND10ND
2019ND50ND

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
2013-03-12709406-8282ND
2013-03-12709396-8271ND
2013-03-12709398-8282ND
2013-03-12709404-8282ND
2013-03-12709402-8282ND
2013-09-16745249-9726ND
2013-09-16745253-9726ND
2013-09-16745251-9726ND
2013-09-16745255-9726ND
2013-09-16745247-9726ND
2014-01-16L4861829-5ND
2014-01-16L4861829-4ND
2014-01-16L4861829-1ND
2014-01-16L4861829-6ND
2014-01-16L4861829-3ND
2014-04-10L1664237-4ND
2014-04-10L1664237-1ND
2014-04-10L1664237-3ND
2014-04-10L1664237-5ND
2014-04-10L1664237-2ND
2015-01-22L5417699-1ND
2016-01-07L6008973-1ND
2017-01-05L6597239-5ND
2017-01-05L6597239-2ND
2017-01-05L6597239-1ND
2017-01-05L6597239-4ND
2017-01-05L6597239-3ND
2018-01-11L6949245-1ND
2019-01-1642660601ND
2019-01-1642660801ND
2019-01-1642661201ND
2019-01-1642660401ND
2019-01-1642661001ND