Urban Alternative Water Source Panning Study

Reliable alternate water source is the foundation and key of cities’ emergencywater supply system. The city alternate water source is a effective measures inimproving the security of urban water supply system. China is in a stage of rapiddevelopment, the status of the water in the economic development and socialconstruction becoming more and more important. So city alternate water sourceplanning study has great practical value and theoretical significance.Researched disasters’ types, quantity and develop trend that leading to watersupply source affected in the world. Analysis other countries’ emergency watersupply characteristic such us quantity, quality, time, alternative water source selectmethods and principles. Based on China’s conditions put forward china’semergency water supply quota, time, water demand forecasting model, water sourceselection principles and the influencing factors. These elements are the basis ofemergencies.Took Wu hu as an example, Identify basic living water quota and industrialwater use index after comprehensive analysis planning area’s situation of watercomposition, climate and economic development conditions, customs, waterresources and so on. Choose city’s alternate water source and define emergencyresponse plan which combined with the urban master planning, urban water supplyengineering special planning, drainage planning, water function zoning, waterresources comprehensive utilization planning, drought emergency plan, waterconservancy facilities construction planning.