In the wake of devastating flash floods in Nepal, rescue teams are racing to reach over 900 hydropower workers feared trapped in underground tunnels across various power project sites. The disaster, which struck the region last week, has resulted in a death toll that approaches 940 in Nepal, with additional casualties reported in Tibet. Thousands remain missing on both sides of the border. Approximately 500 workers are believed to be trapped in tunnels at hydropower sites in the heavily impacted districts of Rasuwa and Nuwakot. The urgency of the rescue efforts is heightened by concerns over diminishing oxygen levels inside the tunnels, which experts warn may reduce the likelihood of finding survivors.
Efforts to reach the trapped workers are being hindered by destroyed infrastructure, including bridges, unpredictable river flooding, and the challenging terrain. As a result, rescue teams are relying heavily on helicopters, and neighboring countries are providing temporary bridge equipment to aid in restoring access. Massive debris has complicated efforts to clear blocked tunnels, with blasting operations being utilized in some areas to reach those trapped. The flooding has also disrupted a significant portion of Nepal’s power generation capacity. Survivors who managed to escape the initial flooding reported that many of their colleagues were unable to get out in time.
Inside the tunnels, rescuers face grim and hazardous conditions, with mud reaching chest height and severely limited visibility. Despite these challenges, some rescue workers remain cautiously optimistic that certain safe zones within the tunnel systems might have allowed some workers to survive. The broader disaster has affected tens of thousands of people, destroying whole communities and raising concerns about the impact of climate change on glacial and mountain regions. Nepalese leaders have labeled the flooding as an unprecedented natural disaster, mobilizing tens of thousands of security personnel and volunteers in response.
International support has been forthcoming, with specialized rescue teams, funding, and technical assistance arriving from neighboring countries, underscoring the scale of the crisis. Amid the devastation, a rare moment of hope emerged when rescuers succeeded in pulling a young child alive from the mud. Amid these efforts, concerns have also surfaced about the sharing of glacier and water-level data between neighboring countries. Some officials worry that gaps in information-sharing could impede future disaster preparedness in the region, highlighting the need for improved communication and cooperation.