Arwal is the unique district of Bihar in the sense of quality of water and its greater availability .As per survey done by the experts underground water of arwal is completely free from the impurities.Water is available at most of the place at much shallower depths this is the reason why most of the households of arwal used to install handpumps in stead of motors snd storage.Excellent transportation,Son river and huge availability of water in Arwal may provide suitable conditions to establishment of industries.It is the part of plain of Ganga.There are most agricultural field.

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