sentences:  Alluvial fans and structurally enclosed channels with gentle slopes and optimal recharge conditions between 1 and 5%, indicating high groundwater potential.Synthetic Aperture Radar (SAR) interpretations correlated with anomalies from groundwater in 383 wells, suggest a connection between the spatial organization of fluvial and structural features with low-salinity groundwater, which exists adjacent to alluvial fans and the south-west reaches of structurally enclosed channels.Wells in the vicinity of structures contained low-salinity water.