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EWG's Tap Water Database — 2019 UPDATE

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1,3-Dichloropropene

SBNDO County Service Area 70J

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.

 

14

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND30ND
2013ND10ND
2014ND50ND
2015ND40ND
2016N/A00N/A
2017ND10ND

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
2012-01-063761-005-1035ND
2012-01-133761-003-0950ND
2012-10-263761-002-1035ND
2013-10-183761-005-1020ND
2014-02-033761-001-1130ND
2014-02-033761-002-1030ND
2014-02-033761-003-0930ND
2014-02-033761-005-1345ND
2014-02-043761-004-1300ND
2015-01-063761-002-1350ND
2015-01-063761-003-1425ND
2015-01-063761-005-1210ND
2015-07-293761-004-1000ND
2017-07-263761-001-1300ND