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EWG's Tap Water Database — 2021 UPDATE

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1,3-Dichloropropene

Littlerock Creek Irrigation 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.

 

23

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND40ND
2015ND40ND
2016ND40ND
2017ND40ND
2018ND40ND
2019ND30ND

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
2014-03-043761-021-0900ND
2014-03-043761-019-0845ND
2014-03-043761-011-0830ND
2014-03-043761-008-0800ND
2015-08-043761-008-0740ND
2015-08-043761-011-0750ND
2015-08-043761-021-0825ND
2015-08-043761-019-0800ND
2016-08-023761-008-0818ND
2016-08-023761-021-0833ND
2016-08-023761-011-0827ND
2016-08-093761-019-0900ND
2017-08-153761-019-0930ND
2017-08-153761-011-0915ND
2017-08-153761-021-0945ND
2017-08-153761-008-0900ND
2018-08-283761-019-0940ND
2018-08-283761-011-0920ND
2018-08-283761-021-0900ND
2018-08-283761-008-0840ND
2019-08-063761-011-0900ND
2019-08-063761-019-0920ND
2019-08-063761-008-0830ND