Water Resources Study for Strategic Flood Risk Management in Ping and Nan River Basin

Abstract

In 2011, Thailand encountered with the worst flood also Ping basin and Nan river. Its’s made many countries in Northern also get a flood too. The economy and socialize was broadly affected, even in government or public. This research were studied about the risk to manage water in each provinces. The purposes of this study were to exam the habit of water in each basin’s water management and to evaluate result and predict the area to be a flood in the future, which ArcGIS tools to prepare the data was Digital Elevation Model from EarthData – NASA which details was 30*30 meters and used iRIC (Nays2DFlood) tools to simulated flow of the water in the river. A Ping basin was selected from the end of Bhumibol dam in Tak province and Nan river was selected from the end of Sirikit dam in Utatradit province to Pak Nam Pho in Nakhon Sawan province. The resulted let to do the flood mapping and the risk of flooding in each province. The map will show about scope that will be a flood or have a risk to be and show a depth of water for prepare to manage water in the future.