Power ministry asks state governments to prepare grid islanding plans for all cities

The power ministry has advised all states to have a power system islanding mechanism in place for big cities with the aim of avoiding situations like the grid collapse in Mumbai last year, a senior official told ET.

Through the islanding mechanism, states facing grid disturbances can isolate parts of their power system to ensure uninterrupted supply of electricity for essential services.

The ministry has also asked the states to explore the need for setting up