Planning n Mitigation | VOL. 13, ISSUE 76, January-February 2013 |

Flood Hazard in India

Flooding is commonly defined as a condition when water flow exceeds the capacity of its channel. In hydrology, however, floods are extreme, high magnitude events, which are characterised by a significant departure from mean flow conditions. Hydrological characteristics of floods are analysed through the application of various statistical measures on different discharge data sets, at different temporal scales. Many terminologies exist that describe hydrological characteristics with different return period floods (Fig 1). Hence, there is no well-accepted single, standard measure...

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