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Disasters & EmergenciesDevelopingNepal floods, August 2026

Death toll reaches 469 as second flood warning continues

Confirmed deaths have risen from 353 to at least 469, and authorities maintain warnings about a potentially catastrophic second flood from an expanding lake at the original collapse site.

8 sources analysed3 contested claims
Aerial view of a Nepali riverside town half-buried in grey flood sediment. Concrete buildings stand intact on the green hillside to the left, while those nearer the river are sheared open or reduced to rubble, with the widened riverbed of mud and debris filling the right of the frame.

Quick summary

The death toll from the August 26 Nepal flood has risen to at least 469, with more than 1,400 people still missing across Nepal and Tibet. Fourteen hydropower and transmission facilities along the Bhote Koshi and Trishuli corridors have been damaged, totalling about 748 MW of capacity. Authorities continue to warn that a newly formed lake at the site of the original collapse is expanding and poses a risk of another downstream flood, urging people to stay away from riverbanks and high-risk locations.

Key points

  • The confirmed death toll has climbed to at least 469, with Nepal accounting for at least 389 deaths and Tibet reporting three.
  • More than 1,400 people remain missing, including approximately 500 foreign visitors in Nepal and at least 558 in Tibet's Gyirong County.
  • The Nepal Electricity Authority reports 14 damaged hydropower and transmission facilities totalling approximately 748 MW, including nine operating plants and five under construction.
  • A lake formed at the original flood site continues to expand, prompting repeated warnings from Nepal's Flood Forecasting Division that a sudden outburst could trigger another catastrophic flood downstream.

How it unfolded

  1. New

    Flood begins

    A glacier collapse and ice-rock avalanche trigger a major surge through the Bhotekoshi river system.

  2. New

    Infrastructure hit

    Roads, hydropower plants and transmission facilities suffer major damage.

  3. ChangedContested

    Reported casualty numbers rise sharply

    Figures moved from 8 to more than 350 within 24 hours as information reached authorities from areas cut off by communication outages.

  4. New

    More than 1,300 people reported missing

    The scale of the missing-person count prompts international rescue efforts.

  5. New

    Warning of a second flood

    Authorities warn that a landslide-created lake combined with further rainfall could produce a secondary disaster.

  6. Changed

    Death toll climbs to 469

    Multiple outlets report the confirmed death toll has risen to at least 469, with Nepal accounting for at least 389 deaths and Tibet three.

  7. New

    Lake at collapse site continues to expand

    Satellite imagery shows the newly formed lake is continuing to expand, with Nepal's Flood Forecasting Division issuing a special notice urging downstream residents, travelers and rescue personnel to stay in safe places until further notice.

  8. Changed

    Full scale of infrastructure damage emerges

    The Nepal Electricity Authority reports 14 damaged hydropower and transmission facilities along the Bhote Koshi and Trishuli corridors, totalling about 748 MW of capacity.

Claim tracker

3 confirmed · 3 contested · 2 unverified

  • Confirmed

    A glacial collapse triggered the flood.

    ICIMOD analyst confirms a rock-ice avalanche in Nepal blocked the Lhende river, causing the cascading flood event.

  • Confirmed

    Major hydropower and transmission infrastructure was damaged.

    The Nepal Electricity Authority reports 14 damaged facilities totalling about 748 MW.

  • Confirmed

    The newly formed lake is continuing to expand based on satellite imagery.

    NepalNews and its Evening Briefing both report that satellite imagery shows the lake continuing to expand.

    2 agreeing
  • Contested

    At least 353 people have died and more than 1,300 are missing.

    Death tolls vary widely across sources, ranging from 157 (CNBC citing late Wednesday police data) to 469 (NYT). Missing-person counts also range from roughly 1,300 to more than 1,500.

  • Contested

    At least 469 people have died and more than 1,400 are missing.

    The New York Times reports 469 deaths, but other outlets report figures ranging from 157 to 392, reflecting the difficulty of obtaining real-time information from cut-off areas.

    1 agreeing · 11 conflicting
  • Contested

    More than 400 tourists are missing, around 340 of them foreigners.

    CNBC cites Nepal's tourism ministry with this figure. Other outlets report 500 foreign visitors missing in Nepal or more than 800 foreign tourists across both countries.

    1 agreeing · 3 conflicting
  • Unverified

    Casualties and conditions on the Tibet side of the border are as reported.

    Multiple outlets cite Chinese state media reporting three deaths and 265–558 missing in Tibet, but independent confirmation remains unavailable.

  • Unverified

    Climate change caused this specific flood.

    No source in the current coverage attributes this specific event to climate change.

What we still don't know

  • The final number of deaths and missing people, as reports continue to vary widely.
  • The full extent of damage in remote areas that have not yet been reached.
  • Whether the expanding lake will trigger another flood and the timeline of that risk.
  • How many of the missing are foreign nationals and from which countries.
  • The total economic cost of the hydropower and infrastructure damage.
  • How much climate change contributed to this specific event, as distinct from the broader increase in Himalayan glacial risk.

Nepal floods, August 2026

Sources analysed

8 outlets in the analysed roster.

Ask me to verify a claim ✓