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EWG's Tap Water Database — 2021 UPDATE

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1,3-Dichloropropene

Superior Water Light & Power 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.

 

16

Samples

0

Samples exceeding legal limit (MCL)

0

Samples exceeding
health guidelines

Testing results - average by year

 
YearAverage resultSamples takenDetectionsRange of results
2014ND10ND
2015N/A00N/A
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
2014-04-23782246ND
2016-02-16905547ND
2016-04-12914974ND
2016-07-13933310ND
2016-10-18954299ND
2017-01-24971015ND
2017-04-25985193ND
2017-07-241006127ND
2017-10-231025643ND
2018-02-211042019ND
2018-04-251051968ND
2018-07-231068991ND
2018-10-221088278ND
2019-01-231102681ND
2019-04-221116705ND
2019-07-161134940ND