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2026 China-Nepal floods

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The gist

Flash floods along the Trishuli River killed at least 162 in Nepal and 3 in China. Nearly 1,500 missing, including 800 foreigners, as rescue efforts continue.

Background

On 26 August 2026, a series of flash floods and mudslides struck the Trishuli River valley in Nepal's Rasuwa and Nuwakot districts, also affecting the Gyirong Port area on the China-Nepal border. The cause is believed to be a glacial collapse or icefall, possibly triggered by an earthquake, leading to a glacial lake outburst flood. The region is a popular trekking and pilgrimage route, with many foreign nationals among the missing.

How it unfolded

  1. Aug 26, 2026Flash floods hit Nepal's Rasuwa and Nuwakot districts and Tibet's Gyirong County, killing at least 75 and leaving hundreds missing.
  2. Aug 26, 2026Nepal reports at least 162 deaths; China reports 3 deaths and 558 missing in Tibet.
  3. Aug 27, 2026Authorities say nearly 1,500 people, including at least 800 foreigners, are missing; rescue operations continue.

Who’s saying what

Official
Nepal's foreign minister said initial assessments indicate an earthquake triggered an avalanche causing the flooding.
Expert
Experts suggest a glacial lake outburst flood may be involved, linked to warming in the Himalaya.

Still unverified

The exact cause of the flood is not yet confirmed; initial reports of a glacial collapse or earthquake-triggered avalanche are preliminary.

Sources

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