"Karanai, Thaiyur, Siruthavur, Kondangi and Manamadhi lakes located on the surroundings of Old Mahablipuram Road in Kancheepuram district are at safe levels," an official release said.
Public Welfare Department officials and employees are "constantly monitoring" the water levels, it said.
The statement comes in the wake of rumours on social networking sites that some lakes had breached and residents were asked to leave to safer places.