Chennai: Coimbatore, Thiruvannamalai, Kancheepuram and Trichy were among the 19 districts that reported an increase in new cases compared to their Tuesday tally.
Coimbatore, which reported the sharpest increase of 186 new cases on Wednesday compared to 173 on Tuesday, also topped the table with the most new cases in the State.
Three districts comprised the majority of new Covid-19 infections with Chennai adding 177 cases, Coimbatore 186, Erode 137 on Wednesday, while the remaining were scattered across other districts.
After 1,725 persons were discharged, the total number of active cases stood at 16,620. The number of deaths registered was 20 and 1,54,718 samples were tested.