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National Drinking Water Database

sec-Butylbenzene in California

sec-Butylbenzene is a pollutant from the incomplete combustion of fossil fuels and various industrial processes.

The Most Polluted Communities in California

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

Ranked by highest average sec-Butylbenzene level

RankSystem Population Served Positive test results of total reported tests Average Level
1City of Fresno Water Division
Fresno, CA
390,3501 of 384< 0.01 ppb
(0 to 0.08 ppb)

Health Based Limits for sec-Butylbenzene

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

Violation Summary for sec-Butylbenzene in California

There are no violations reported for this contaminant in California