HomePeninsulaCommunity CommunityCover Studying the impact of opioids and fentanyl in San Mateo County By Pamela Cruz 2023.05.26 0 1722 FacebookTwitterPinterestWhatsApp The Board of Supervisors will take a closer look at opioid and fentanyl issues in San Mateo County through a special study session this coming May 30. County Health will be leading the study session entitled