Kolkata on Thursday reported 1,090 new COVID-19 cases in the last 24 hours, a nearly 101% rise from Wednesday when the West Bengal capital had logged 540 new COVID-19 cases. West Bengal logged 2,128 cases, 1,067 recoveries and 12 deaths. The positivity rate on December 30 stood at 5.47%. Notably, Delhi and Mumbai also reported spike in daily COVID-19 cases.