January 12, 2023 6:43 am COVID-19 Wastewater Levels Dropping in Greater Boston The data is put out by the Massachusetts Water Resources Authority, and comes from test results of wastewater tracked at the Deer Island Treatment Plant. US & World Videos 2:43 Prosecutors seek new Karen Read evidence as protesters rally 2:14 Classes canceled Thursday as North Shore teachers remain on strike 1:43 Mass. AG criticizes Trump's nominee for US AG 4:02 Homicide investigations in Mass. under scrutiny 2:02 Police investigate allegations of prostitution at Mass. businesses