It is estimated that the Himalayan lake has broken due to lack of rain even in the Tibet region
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The Department of Hydrology and Meteorology, Flood Forecasting Division said that there was a sudden large inflow into the Bhotekoshi River from the Tibet region on Tuesday. The department has released a preliminary study report on the Bhotekoshi flood.
According to the report of the division, according to the data of the automatic water measurement center obtained from the Rasuwa Timure hydropower project, which is located a little below the Rasuwagadhi crossing, the water level at that place suddenly increased by 3.5 meters at 3:10 in the morning .
Similarly, at 3:30 in the morning, the flow suddenly increased at Syapruvesi automatic water measuring station about 13 km below the Rasuwagadhi crossing. The division informed that the water level in the center was 3.65 meters at 3:30 am and suddenly reached 5.37 meters at 3:40 am and data transmission from the center was stopped immediately. Quoting the center's gazetteer, the department has also informed that the center itself has been flooded.
The department has also informed that there is no rain in the Bhotekoshi watershed area and there will be floods. In the last 24 hours (from 9 am on Monday to 9 am on Tuesday, 2082-03-24) only a few drops of rain were measured at Canjing Meteorological Center located near the Nepal-China border and Dhunche Meteorological Center located near Rasuwa.
The division has also stated that according to the 'Global Hydroestimator Satellite-Based Precipitation Estimates' of the Flash Flood Guidance System of the World Meteorological Organization, no rain has been seen in the Bhotekoshi catchment area in the last 24 hours . Therefore, it is estimated that the flood in Bhotekoshi was not caused by rain.
'Emergency observation request' to receive immediate satellite image at Sentinel Asia platform at 7 am today to find out the possible cause of the flood and to assess the impact of the flood in the river coastal area as there are many snow lakes in the Tibetan area of the Bhotekoshi river watershed. has been issued . Souhard Joshi, a hydrologist of the
division, said that even in the Tibetan region, no heavy rainfall was seen from the weather radars installed in Palpa and Udaipur. It can be said now that today's flood is not due to rain, even in the Tibetan area, it has not rained more than 10/12 millimeters,' said hydrologist Joshi, 'after the satellite image comes, the exact reason can be said .'
The department has also asked to be vigilant in the riverside area from Rasuwagadhi of Trishuli River to Benighat of Dhading until further notice is issued. .
