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Thousands Unprotected as Everest Flood Alert Fails
25 Apr
Summary
- Nepal's vital Everest flood warning system is non-operational.
- Siren towers are rusted, batteries stolen, and data reception unreliable.
- Thousands of locals and tourists face increased flood risk.

A critical early flood warning system in Nepal's Everest region, designed to protect thousands, is no longer functional. Nepalese officials have revealed that the UN-supported project, which monitors the dangerous Imja glacial lake, has been neglected since 2016. Locals report that siren towers have rusted and had their batteries stolen, while the satellite system for transmitting mobile alerts is experiencing unreliable data reception.
This breakdown in maintenance significantly increases the risk for downstream communities and the region's numerous tourists. Scientists warn that rising global temperatures are causing Himalayan glaciers to melt rapidly, expanding glacial lakes like Imja and posing a severe threat of catastrophic floods. The Imja lake itself has not burst since it was partially drained a decade ago as part of a $3.5 million risk reduction project that included the now-failed warning system.
Officials acknowledge the system's disrepair, citing a lack of central government budget allocation and challenges with remote maintenance. While funds were redirected to another glacial lake's early warning system, attention is now shifting back to Imja. New regulations are being considered to ensure staff have adequate resources for the remote location's upkeep, though the satellite data provider claims no issues on their end.