Alameda County Testing Sites May 12, 2020 General COVID-19, Public Health Alameda County has increased COVID-19 testing, with four new testing sites launched in the past week in East Oakland (2 sites), Ashland Cherryland, and Hayward. The Alameda County Public Health Department (ACPHD) has also released updated guidance for COVID-19 laboratory testing in an increased effort to control the epidemic.