New Delhi: A six-year-old girl was allegedly raped by the security guard of a municipal school in northwest Delhi's Mukherjee Nagar area, police said today.

The guard, Sukhdev (50), has been arrested by the police under relevant sections of IPC and POCSO Acts, said a senior police official. According to the police, the incident took place on August 12 when the girl went to fetch water from the cooler installed in the school.