Nepal Lost a Tenth of Its Power Grid in Thirty Minutes

Climate & Environment 431 megawatts gone, six plants down the same river, and another 470 MW damaged before it was even finished. The Rasuwa flood was a national… By Laxman Rawal · Aug 27, 2026 Read the full story

Here is the number that should have led every bulletin and mostly did not: 431 megawatts came off Nepal's grid on 26 August. The country has roughly 4,300 MW installed. So a single wave took out about a tenth of the national power supply in the time it takes… Travel Himalaya Nepal · News

Why six plants failed at once

They were not unlucky. They were adjacent . Nepal builds hydropower where the water falls fastest, which means high, steep, glacier-fed rivers. The Bhote Koshi and Trishuli corridor is one of the best stretches in the country for it, so that is where the… Travel Himalaya Nepal · News

The debris was moving at about 180 km/h

A slab of glacier roughly 600 metres wide broke away and fell around 1,200 metres . Analysts put the debris speed at roughly 50 metres per second . That is 180 km/h , or motorway speed, made of ice and rock. It dammed the Lhende Khola, held, and then let go… Travel Himalaya Nepal · News

This exact thing happened in 1985

When Dig Tsho burst in the Khumbu in 1985, the flood destroyed a hydropower station at Thamo that had not yet been switched on . Fourteen bridges went with it. Forty-one years later, a different lake, a different valley, and the same story: the power plants… Travel Himalaya Nepal · News

So what does this mean for your trek? Genuinely, not much

We are a trekking company and we would rather tell you the boring truth than a scary one. The power story is real and it is a national headache — expect some load-shedding pressure this winter while repairs run. But it is a grid story, not a trail story… Travel Himalaya Nepal · News

Annapurna and Everest are open

Untouched by the flood, running normally this autumn. Price a pair pays: Annapurna Base Camp — 7 days &middot; from US$730 per person Everest Base Camp — 14 days &middot; from US$1,650 per person Tell us your dates &rarr; Travel Himalaya Nepal · News

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