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National Drinking Water Database


1,1-Dichloropropene in California


1,1-Dichloropropene is a chlorinated volatile solvent with industrial uses and is found as pollutant in surface and groundwater.

The Most Polluted Communities in California

1 water utilities reported detecting 1,1-Dichloropropene in tap water since 2004, according to EWG's analysis of water quality data supplied by state water agencies

Ranked by highest average 1,1-Dichloropropene level

RankSystem Population Served Positive test results of total reported tests Average Level
(Range)
1Georgetown Divide Pud
Georgetown, CA
9,0181 of 10.8 ppb
(0.8 ppb)

Health Based Limits for 1,1-Dichloropropene

There are no health based standards that EWG is using for this chemical

Violation Summary for 1,1-Dichloropropene in California

There are no violations reported for this contaminant in California