Bhutan Glacial Lake Outburst Triggers Flood Alert in Five Districts of Assam and West Bengal

**Guwahati, October 31, 2026:** A glacial lake outburst in Bhutan has triggered flood-related warnings in parts of Assam and West Bengal, raising concerns about a possible rise in water levels along the Sankosh River. According to India Today, the incident occurred after a breach at a glacial lake in Bhutan caused water to flow towards downstream areas. The event also partially damaged a solar-powered irrigation project in the neighbouring country. Authorities have issued special flood advisories for five districts across Assam and West Bengal and are closely monitoring the situation. **Sankosh River Under Monitoring** The Sankosh River is an important waterway flowing through the Bhutan-India border region. Authorities are monitoring its water levels because a sudden increase in water flow could affect downstream areas. Residents in vulnerable locations have been advised to follow official instructions and remain alert to updates from local administrations. **Evacuation Warnings in Downstream Areas** The glacial lake outburst has also triggered evacuation warnings for some downstream locations. Officials are keeping track of the situation and monitoring the potential impact on nearby communities. **Importance of Himalayan Flood Monitoring** Glacial lake outburst floods can occur when water stored in a glacial lake is suddenly released. Such events can create rapid changes in river water levels and pose risks to communities located downstream. The latest incident highlights the importance of monitoring Himalayan lakes and strengthening early-warning systems in areas vulnerable to sudden floods. Authorities continue to monitor the situation in the affected regions.