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National Drinking Water Database

Acenaphthylene in California

Acenaphthylene is a component of crude oil and coal tar, and a pollutant from petroleum refining, coal tar distillation, municipal wastewater treatment facilities and municipal waste incinerators.

The Most Polluted Communities in California

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

Ranked by highest average Acenaphthylene level

RankSystem Population Served Positive test results of total reported tests Average Level
1Lost Hills Utility District
Lost Hills, CA
2,7721 of 20.38 ppb
(0 to 0.77 ppb)
2Golden Hills Csd
Tehachapi, CA
7,4341 of 50.02 ppb
(0 to 0.11 ppb)

Health Based Limits for Acenaphthylene

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

Violation Summary for Acenaphthylene in California

There are no violations reported for this contaminant in California