Gangtok, March 15 -- A severe thunderstorm accompanied by a hailstorm that occurred late Sunday evening across several parts of Pakyong, Gangtok, and Mangan districts led to tripping of several 66 kV transmission lines, resulting in power supply disruptions in certain areas.

According to the state Power Department, in Pakyong District, one conductor of the 66 kV Rorathang-Rongli Transmission Line snapped near the Amba area, affecting power supply to Rongli and Rhenock areas.

In Gangtok District, sparking accompanied by a loud noise was reported near the Namli area on the 66 kV Marchak-Macleods Transmission Line, affecting supply to Nimtar, Topakhani and Singtam, a release said.

Additionally, the 66 kV LLHP-Sichey Transmission Line coul...