Covid warning signs in Pune: All 10 sewage plants show presence of virus, indicating community spread

CSIR-National Chemical Laboratory (NCL) in Pune detected SARS-CoV-2 genetic material in all ten sewage treatment plants (STPs), starting with a positive sample on April 22 and all plants positive by May 6. The viral load patterns resemble those seen before previous Covid-19 waves, offering an opportunity to track trends. NCL shares this data with health authorities for preparedness.