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EWG's Tap Water Database — 2021 UPDATE

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1,3-Dichloropropene

Sfpuc-pleasanton Wells

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.

 

11

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND20ND
2015N/A00N/A
2016ND30ND
2017ND20ND
2018ND20ND
2019ND20ND

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
2014-06-179553-004-1141ND
2014-06-249553-005-0930ND
2016-06-149553-004-1050ND
2016-06-149553-005-1120ND
2016-06-149553-007-0925ND
2017-06-199553-004-0955ND
2017-06-199553-005-1015ND
2018-06-189553-004-1217ND
2018-06-189553-005-1151ND
2019-06-179553-005-0900ND
2019-06-269553-004-1235ND