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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
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