Question raised in Lok Sabha on Decrease in Water Bodies, 20/07/2017. As per the 4th Minor Irrigation Census conducted by the Ministry, there are 5,23,816 water bodies in the rural areas being used for minor irrigation. Of these 4,43,688 water bodies were in use and 80,128 were not in use. Reasons given by states for water bodies not being in use are; encroachments, urbanisation, polluted water, non availability of water due to less and erratic rainfall, siltation etc. State wise details are at Annexure.