According to the most recent report on Albany County’s wastewater surveillance, covering the two-week period from Nov. 28 to Dec. 14, the trends show an increase from Albany’s North and South plants and Guilderland’s plant while showing a decrease for Bethlehem’s plant. For Albany’s North Plant, South Plant, and the town of Guilderland, the detection level suggests a daily case incidence of more than 50 cases per 100,000 people, the report says.