India added 2,71,202 new coronavirus infections, taking the total tally of COVID-19 cases to 3,71,22,164, including 7,743 cases of the Omicron variant, according to the Union Health Ministry data updated on Sunday.

The country saw 1,702 new cases of Omicron variant, the highest in a single day so far, and an increase of 28.17 per cent since Saturday.

According to experts, it is not possible to undertake genome sequencing of each and every sample, but stressed that this wave is largely being driven by Omicron.

The active cases have increased to 15,50,377, the highest in 225 days, while the death toll has climbed to 4,86,066 with 314 fresh fatalities, the data updated at 8 am stated.

The active cases comprises 4.18 per cent of the total infections, while the national COVID-19 recovery rate has decreased to 94.51 per cent, the ministry said.

An increase of 1,32,557 cases has been recorded in the active COVID-19 caseload in a span of 24 hours.

India's COVID-19 tally had crossed the 20-lakh mark on August 7, 2020, 30 lakh on August 23, 40 lakh on September 5 and 50 lakh on September 16. It went past 60 lakh on September 28, 70 lakh on October 11, crossed 80 lakh on October 29, 90 lakh on November 20 and surpassed the one-crore mark on December 19.

India crossed the grim milestone of two crore on May 4 and three crore on June 23.