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EWG's Tap Water Database — 2021 UPDATE

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1,3-Dichloropropene

Sativa-L.A. County Water District

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.

 

18

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

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

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
2014-01-279588-001-1153ND
2014-04-079588-005-1145ND
2014-04-079588-002-1200ND
2014-04-249588-005-1050ND
2014-04-249588-002-1110ND
2015-01-059588-001-0950ND
2015-04-069588-005-0940ND
2015-09-189588-002-0850ND
2016-03-229588-001-1110ND
2016-04-049588-005-1010ND
2016-07-119588-002-1020ND
2017-02-079588-001-1000ND
2017-05-019588-005-0955ND
2017-07-149588-002-1010ND
2018-04-129588-005-1035ND
2018-07-319588-002-0940ND
2019-04-019588-005-0858ND
2019-07-019588-002-0957ND