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EWG's Tap Water Database — 2021 UPDATE

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1,1-Dichloroethylene

Ambler Boro Water Dept

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

MORE ABOUT THIS CONTAMINANT

 

152

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
20140.0315 ppb392ND - 0.640 ppb
20150.204 ppb185ND - 0.860 ppb
2016ND390ND
20170.0474 ppb232ND - 0.580 ppb
2018ND170ND
20190.0320 ppb161ND - 0.512 ppb

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 Lab ID Result
2014-01-291069845001ND
2014-01-291069845002ND
2014-01-291069845003ND
2014-01-291069845004ND
2014-01-291069845005ND
2014-01-291069845006ND
2014-01-291069845007ND
2014-01-291069845008ND
2014-01-291069845009ND
2014-01-291069845010ND
2014-06-112012509001ND
2014-06-112012509002ND
2014-06-1120125090030.640 ppb
2014-06-112012509004ND
2014-06-112012509006ND
2014-06-112012509007ND
2014-06-252014679001ND
2014-06-252014679002ND
2014-06-252014679003ND
2014-09-172030028001ND
2014-09-172030028002ND
2014-09-172030028003ND
2014-09-172030028004ND
2014-09-172030028005ND
2014-09-1720300280060.590 ppb
2014-09-172030028007ND
2014-09-172030028008ND
2014-09-172030028009ND
2014-09-172030028010ND
2014-10-292037428001ND
2014-10-292037428002ND
2014-10-292037428003ND
2014-10-292037428004ND
2014-10-292037428005ND
2014-10-292037428006ND
2014-10-292037428007ND
2014-10-292037428008ND
2014-10-292037428009ND
2014-10-292037428010ND
2015-02-2512400301ND
2015-04-08126312770.820 ppb
2015-06-2412880554ND
2015-06-2412880575ND
2015-06-2412880596ND
2015-06-2412880617ND
2015-06-2412880638ND
2015-06-24128806590.780 ppb
2015-06-2412880680ND
2015-06-2412880701ND
2015-06-2412880722ND
2015-06-2412880743ND
2015-07-29130110200.860 ppb
2015-09-30132635230.600 ppb
2015-10-1413387752ND
2015-12-02135129600.620 ppb
2015-12-3113631970ND
2015-12-3113631991ND
2016-03-2313984568ND
2016-03-2313984547ND
2016-03-2313984526ND
2016-03-3013984589ND
2016-03-3013984610ND
2016-03-3013984631ND
2016-03-3013984652ND
2016-03-3013984673ND
2016-05-1214249382ND
2016-05-1214249403ND
2016-06-2214404037ND
2016-06-2214404058ND
2016-06-2214404079ND
2016-06-2214404100ND
2016-06-2214404121ND
2016-06-2214404142ND
2016-06-2214404163ND
2016-06-2214404184ND
2016-06-2214404205ND
2016-08-1714733659ND
2016-08-1714733680ND
2016-08-1714733701ND
2016-08-1714733722ND
2016-08-1714733743ND
2016-08-1714733764ND
2016-08-1714733785ND
2016-08-1714733806ND
2016-08-1714733827ND
2016-08-1714733848ND
2016-11-3015224673ND
2016-11-3015224694ND
2016-11-3015224715ND
2016-11-3015224736ND
2016-11-3015224757ND
2016-11-3015224778ND
2016-11-3015224799ND
2016-11-3015224820ND
2016-11-3015224841ND
2016-11-3015224862ND
2017-02-0815653677ND
2017-02-0815653698ND
2017-02-0815653719ND
2017-02-0815653740ND
2017-02-0815653761ND
2017-02-0815653782ND
2017-02-0815653803ND
2017-02-0815653824ND
2017-02-0815653866ND
2017-05-2416092645ND
2017-05-2416092666ND
2017-05-2416092687ND
2017-05-2416092708ND
2017-05-2416092729ND
2017-05-24160927500.580 ppb
2017-05-2416092771ND
2017-05-2416092792ND
2017-05-2416092813ND
2017-05-2416092834ND
2017-08-30165640000.510 ppb
2017-08-3016563979ND
2017-10-1816878462ND
2017-10-1816878441ND
2018-01-172289928001ND
2018-01-172289928002ND
2018-04-188010781-01ND
2018-04-188010781-02ND
2018-07-188075158-01ND
2018-07-188075158-03ND
2018-07-188075158-05ND
2018-07-188075158-07ND
2018-07-188075158-09ND
2018-07-188075158-11ND
2018-07-188075158-13ND
2018-07-188075158-15ND
2018-07-188075158-17ND
2018-08-298025873-01ND
2018-10-312347828001ND
2018-10-312347828003ND
2018-11-283003466001ND
2019-06-273042701001ND
2019-06-2730427010030.512 ppb
2019-06-273042701005ND
2019-09-113057541001ND
2019-09-113057541003ND
2019-09-113057541005ND
2019-09-113057541007ND
2019-09-113057541009ND
2019-09-113057541011ND
2019-09-113057541013ND
2019-09-113057541015ND
2019-09-113057541017ND
2019-09-113057541019ND
2019-11-203071675001ND
2019-11-203071675003ND
2019-11-203071675005ND