Mumbai 2020 blackout due to inadequate islanding system, electricity generation: Report

The report also talks about increasing the carrying capacity of lines that bring power from outside to the city. Some such lines had tripped ahead of the blackout  

The Energy Department has submitted a report to the cabinet regarding the power outage the city faced on October 12 last year and has cited several reasons that led to the blackout. It has also made recommendations, some of which are being followed to avoid recurrence of the event. 

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