Explained: Seti River floods in May 2012, Nepal- A chain of events, starting at 25,000 feet!


Causes of the Deadly Seti River Flash Flood……..published by Jeffrey Kargel ;hydrologist at the University of Arizona and for the Global Land Ice Measurements from Space project. This was his account of the research he did during the aftermath of a deadly flash flood in Nepal’s Seti River Valley to determine its cause

SANDRP

In late April and early May 2012, what was usually a roaring Seti river in Northwestern Nepal had slowed to a trickle. The milky-white turbid water had turned blue and clear. And then suddenly on May 5, 2012, the flooded river laden with slurry of sediment, rock, and water surged through the Seti valley in the Kaski district, obliterating dozens of homes and sweeping 72 people to their deaths. The floods waters were upto 30 m high at places. It reminded of the sequence of events leading to Tsunami. Questions swirled about where the water had come from and how it arrived with so little warning and that too in a non-monsoon season.

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 NASA Earth Observatory (acquired October 7, 2013)

The abstract of the paper by Shreekamal Dwivedi and Yojana Neupane of Department of Water Induced Disaster Prevention of Government of Nepal (presented in a conference in Nov 2012 and…

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