Por year rate parts Surat India Dahej times Punjab threat future cracks Bharuch country Gujarat Openwell Vadodara ft depth salinity new tube districts depletion Ahmedabad Injection soil zone Check dams Salt layer Techniques crop yield Rain Water nala bunds Tube wells Gully plug hard water urban areas deep layers Rural areas cement plugs Recharge pit saline water Contour bund central core salt content water problem storage water borewell water Recharge shaft Implementation weathered zone Recharge trench irrigation pipe Percolation tank surface of earth quality of water recharging water Gabion structure Dugwell recharge different layers massive rock zone underground water sub-surface dykes natural materials groundwater table Ground water dams major water crisis permanent solution V - Wire Technology substantial decline Groundwater Recharge major canal commands intensive irrigation percolated rainwater Ground water recharge water-scarcity issues tube-well’s water-output cost effective technique percentage of germination Allegiance Water Management Advantages of percolation pit Overexploitation of groundwater Defunct Borewell Recharge System