A glacial lake outburst sent floodwater through Bhutan's Gasa Tshachu hot springs on Thursday night, washing away infrastructure at the site in Punakha district. State broadcaster BBS reported no injuries or loss of life, but said the extent of damage was unclear because of darkness and the strength of the flow, and that two Bailey bridges may have been swept away.
The flood came from the Shintaphu glacial lake bursting its banks. Bhutan's national newspaper Kuensel reported that part of the road to Laya village, where the springs sit, was washed away and closed indefinitely, and that concerns have emerged about a large artificial lake formed where flood-affected river channels merged. Authorities advised residents along the Mochhu and Punatsangchhu valleys to avoid riverbanks, and flood warnings were issued in neighbouring India.
Glacial lake outburst floods are becoming more frequent as Himalayan glaciers retreat, and they hit infrastructure that is expensive to rebuild in remote mountain terrain. The hot springs are both a cultural site and a tourist draw, so the damage has economic as well as safety implications for the region.

A glacial lake outburst sent floodwater through Bhutan's Gasa Tshachu hot springs on Thursday night, washing away infrastructure at the site in Punakha district. State broadcaster BBS reported no injuries or loss of life, but said the extent of damage was unclear because of darkness and the strength of the flow, and that two Bailey bridges may have been swept away.

The flood came from the Shintaphu glacial lake bursting its banks. Bhutan's national newspaper Kuensel reported that part of the road to Laya village, where the springs sit, was washed away and closed indefinitely, and that concerns have emerged about a large artificial lake formed where flood-affected river channels merged. Authorities advised residents along the Mochhu and Punatsangchhu valleys to avoid riverbanks, and flood warnings were issued in neighbouring India.

Glacial lake outburst floods are becoming more frequent as Himalayan glaciers retreat, and they hit infrastructure that is expensive to rebuild in remote mountain terrain. The hot springs are both a cultural site and a tourist draw, so the damage has economic as well as safety implications for the region.

πŸ“° Source: News Source
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