In Chennai, the daily coronavirus infection once again crossed the 1,000 mark (it was 1,083) on Thursday. It came down to less than 1,000 on September 3 last year.
A total of 6,695 Covid patients are undergoing treatment in the city.
After Chennai, the next highest number of infections was reported in Coimbatore (280) and followed by Chengalpattu (258); Tiruvallur (158); Kancheepuram (115) and Thanjavur (113), according to State health department data.