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EWG's Tap Water Database — 2021 UPDATE

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1,3-Dichloropropene

Henry County Water Authority

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.

 

24

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND60ND
2015ND20ND
2016ND30ND
2017ND20ND
2018ND30ND
2019ND80ND

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
2014-01-27140127038-1ND
2014-01-27140127038-2ND
2014-06-02140603013-1ND
2014-06-30140701010-1ND
2014-09-10140911027-1ND
2014-12-03141203110-1ND
2015-02-25150226032-1ND
2015-06-04150605031-1ND
2016-03-10160311015-1ND
2016-03-10160311015-2ND
2016-06-09160610006-1ND
2017-06-05170606100-1ND
2017-06-05170606100-2ND
2018-06-04180605007-1ND
2018-06-04180605007-001ND
2018-07-031807-00035-1VND
2019-06-0320106568003_IVOCND
2019-06-0320106568002_IVOCND
2019-06-0320106568001_IVOCND
2019-06-0320106568001_IVOCND
2019-07-2920114784001_IVOCND
2019-07-2920114784001_IVOCND
2019-07-2920114784001_IVOCND
2019-10-1720126577001_IVOCND