The Río Potrero Grande is a stream located in the Departamento de Vinchina within La Rioja Province, Argentina. It flows at a significant elevation of 1,931 meters above sea level. The river's specific geographical coordinates are approximately -28.54962° latitude. Paddlers can use online resources to uncover access points, boat ramps, and facilities needed for a day on the water, which are essential for planning put-ins and take-outs. The area is also noted for fishing activity. The high-altitude setting in this arid region of Argentina suggests a waterway whose flow is likely dependent on seasonal snowmelt or mountain precipitation, which would significantly influence the best times for paddling. The surrounding landscape is part of the remote and rugged geography of western La Rioja.