Menu

EWG's Tap Water Database — 2021 UPDATE

Donate

1,3-Dichloropropene

Cambridge Water & Sewer Utility

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.

 

17

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND40ND
2015ND30ND
2016ND20ND
2017ND20ND
2018ND10ND
2019ND50ND

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 Lab ID Result
2014-04-23128940001ND
2014-04-23128941001ND
2014-07-28147669001ND
2014-09-10156274001ND
2015-08-12211361001ND
2015-08-18212348001ND
2015-09-23219678001ND
2016-09-20278686001ND
2016-09-21279278001ND
2017-07-26331335001ND
2017-08-28338281001ND
2018-09-19408952001ND
2019-03-28437574001ND
2019-06-12451408001ND
2019-08-28466375001ND
2019-09-26472880001ND
2019-11-14481531001ND