Contra Costa Water District
Isopropylbenzene, also called cumene, is an intermediate in industrial chemical production, and is also used as a thinner for paints and enamels. The National Toxicology Program classifies isopropylbenzene as a "reasonably anticipated" human carcinogen.
Testing results - average by year
|Year||Average result||Samples taken||Detections||Range of results|
ppb = parts per billion
All test results