COVID-19 cases prompt Riverdale elementary school to end year virtually, district says By FOX 5 Atlanta Digital Team Published Clayton County Public Schools announced Harper Elementary School in Riverdale will pivot to remote learning, beginning Monday. CCPS officials are making operations decisions as they relate to COVID-19 infection on a case-by-case basis COVID-19 case data from the Georgia Department of Public Health says Clayton County has recorded 599 total cases in the previous two weeks or 196 cases per 100,000 people. That's a slight uptick from the previous two-week stretch in which there were 177 cases per 100,000 residents. The Georgia DPH notes there is sometimes a delay in COVID-19 case data depending on the testing site or facility.