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EWG's Tap Water Database — 2021 UPDATE

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1,3-Dichloropropene

Aquarion Water Company of Connecticut - Stamford

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
2014ND20ND
2015ND20ND
2016ND20ND
2017ND20ND
2018ND10ND
2019ND10ND

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
2014-01-07201400283-VOC1ND
2014-05-05201406147-VOC1ND
2015-01-06201500351-VOC1ND
2015-08-03201510463-VOC1ND
2016-01-11201600500-VOC1ND
2016-10-31201615141-VOC1ND
2017-01-17201701124-VOC1ND
2017-02-01201701794-VOC1ND
2018-01-02201800021-VOC1ND
2019-01-07201900234-VOC1ND