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EWG's Tap Water Database — 2021 UPDATE

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trans-1,3-Dichloropropene

San Jose Water Company

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.

 

8

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2013N/A00N/A
2014N/A00N/A
2015N/A00N/A
2016ND80ND
2017N/A00N/A
2018N/A00N/A
2019N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2016-03-041610-005-1315ND
2016-04-011610-005-1140ND
2016-05-041233-198-1200ND
2016-06-151233-199-1300ND
2016-07-261233-198-1230ND
2016-08-251233-194-1200ND
2016-10-031233-196-1100ND
2016-12-151233-195-1200ND