West Bengal's Covid-19 tally rose to 18,82,761 on Saturday as 19,064 more people tested positive for the infection, 3,581 less than the previous day, a health bulletin said.
The State's coronavirus death toll rose to 20,052 as 39 more patients succumbed to the infection, the highest single-day toll since the recent surge in Covid-19 cases, it said.
West Bengal's positivity rate slightly improved to 29.52 per cent from 31.14 per cent on the previous day, the bulletin said.
Kolkata recorded 4,831 new cases, 2,036 less than the previous day, followed by 3,496 infections in neighbouring North 24 Parganas district, it said.The metropolis registered the highest number of fresh fatalities at 12, followed by 10 in North 24 Parganas, it said.