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EWG's Tap Water Database — 2021 UPDATE

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1,3-Dichloropropene

Centerville Osterville Marstons Mills WD

1,3-Dichloropropene is a volatile cancer-causing chemical primarily used as a nematocide to fumigate agricultural soils. It exists in two different forms: cis-1,3-dichloropropene and trans-1,3-dichloropropene.

 

63

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND150ND
2015ND80ND
2016ND80ND
2017ND160ND
2018ND80ND
2019ND80ND

ppb = parts per billion

State and national drinking water standards and health guidelines

EWG Health Guideline 0.2 ppb

The EWG Health Guideline of 0.2 ppb for 1,3-dichloropropene 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 Result
2014-09-03ND
2014-09-03ND
2014-09-03ND
2014-09-03ND
2014-09-03ND
2014-09-03ND
2014-09-03ND
2014-09-03ND
2014-09-03ND
2014-09-03ND
2014-09-03ND
2014-09-03ND
2014-09-03ND
2014-09-03ND
2014-09-03ND
2015-08-11ND
2015-08-11ND
2015-08-11ND
2015-08-11ND
2015-08-11ND
2015-08-11ND
2015-08-11ND
2015-12-29ND
2016-08-23ND
2016-08-23ND
2016-08-23ND
2016-08-23ND
2016-08-23ND
2016-08-23ND
2016-08-23ND
2016-11-23ND
2017-07-20ND
2017-07-20ND
2017-07-20ND
2017-07-20ND
2017-07-20ND
2017-07-20ND
2017-07-20ND
2017-07-20ND
2017-07-20ND
2017-07-20ND
2017-07-20ND
2017-07-20ND
2017-07-20ND
2017-07-20ND
2017-07-20ND
2017-12-18ND
2018-08-23ND
2018-08-23ND
2018-08-23ND
2018-08-23ND
2018-08-23ND
2018-08-23ND
2018-08-23ND
2018-08-28ND
2019-09-25ND
2019-09-25ND
2019-09-25ND
2019-09-25ND
2019-09-25ND
2019-09-25ND
2019-09-25ND
2019-09-25ND