Only 11 cases of minor accidents were registered last night, they said.
Besides the deployment of about 10,000 police personnel, two Unmanned Aerial Vehicles were used between 10 PM on December 31 and 3 AM on January 1 at vital locations, a police release said.
The two UAVs were deployed at at Marina beach and the main thouroughfare of Kamarajar Salai.
A total of 368 police check posts and 25 police booths were set up in places like Marina Beach, Santhome Beach, Elliots Beach, Old Mahabalipuram Road and East Coast Road, where people thronged in large numbers, the release said.