Story highlights

Private boat capsizes in Indian lake

At least 13 are reported killed

Divers assist search for missing

CNN  — 

At least 13 people died and 11 were reported missing after a boat capsized Sunday in a southern India lake, authorities said.

Three people survived the accident on Pulicat Lake, about 36 miles north of Chennai, according to affiliate CNN-IBN.

V. Vanitha, senior superintendent of police in Thiruvallur district, said the private boat was on a pleasure trip.

Local fishermen were assisting divers and crews in the rescue and search mission, officials said.

The lake is in Tamil Nadu state, near the Bay of Bengal.