Bengal on Tuesday reported 507 new Covid-19 infections, 512 recoveries and nine deaths, with a drop by 14 in its active cases to 7,576.

A minister said new cases reported on Tuesday indicated infections between November 28 and December 2.

Calcutta reported 137 new cases and two deaths. North 24-Parganas logged 121 new cases and four deaths. They were the only two of the state’s 23 districts with a three-digit figure of new infections found in a day. Calcutta, North and South 24-Parganas, Howrah, Hooghly and Nadia accounted for 386 or 76.13 per cent of new infections detected.

Ten districts reported a single-digit figure.

Eighteen districts reported zero deaths.

Over the past 73 days since Bengal snapped out of a 97-day streak of constant fall in active cases ahead of the Puja season on September 26, the state recorded a rise in its total of active cases for 33 days and a fall for 39 days.

In these 73 days, there has been a net fall of 98 in active cases or Covid patients under treatment.

Bengal’s daily positive confirmation rate, which was nearly 33 per cent at the peak of the second wave, was 1.44 per cent on Tuesday. The state’s recovery rate is 98.33 per cent, below the national rate of 98.36.

The state’s mortality rate is 1.21 per cent, while that of the nation is 1.34 per cent.

Bengal now has nearly 16.2 lakh Covid-19 cases, since the first was logged in March last year. The total includes over 15.93 lakh recoveries and 19,562 deaths.