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EWG's Tap Water Database — 2021 UPDATE

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trans-1,3-Dichloropropene

Coastside 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.

 

10

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
2014ND20ND
2015ND40ND
2016ND20ND
2017ND20ND
2018N/A00N/A
2019N/A00N/A

ppb = parts per billion

All test results

Date Lab ID Result
2014-03-175810-011-1040ND
2014-03-195810-010-1130ND
2015-03-045810-010-1015ND
2015-03-105810-011-1030ND
2015-03-255810-002-1015ND
2015-12-165810-013-1200ND
2016-02-025810-011-1020ND
2016-03-305810-010-0950ND
2017-02-145810-011-1030ND
2017-03-155810-010-1115ND