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EWG's Tap Water Database — 2019 UPDATE

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1,3-Dichloropropene

Madison Water Works

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.

 

13

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2012ND30ND
2013ND20ND
2014ND20ND
2015ND20ND
2016ND20ND
2017ND20ND

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
2012-02-16L560953-1VND
2012-04-25L572045-1ND
2012-12-12L611051-1ND
2013-12-10L673256-2ND
2013-12-10L673256-1ND
2014-10-14L727671-1ND
2014-10-23L729555-1ND
2015-12-09L806002-001ND
2015-12-09L806002-002ND
2016-11-09L871807-2ND
2016-11-09L871807-1ND
2017-10-11L943310-1ND
2017-10-11L943310-2ND