An independent laboratory, BeverageGrades, sampled over 1,300 wines for arsenic levels. 83 wines from 28 wineries in California had high levels of arsenic. Some of them were 4 to 5 times the Environmental Protection Agency acceptable levels for arsenic in drinking water, 10 ppb. The wines with the higher concentrations were the cheaper California wines. Here is the list of wines found to have high arsenic levels.

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