A groundwater is a kind of underground water reservoir. It forms when the water from the surface adds enters to the undersurface of the earth. The water from the surface seeps inside the undersurface through tiny pores present in the rocks and the soil aggregates. The source of water in a groundwater reservoir are melting of glaciers, ponds,lakes, rivers, rainwater and others.
The groundwater can be replenishment means the addition of new freshwater in groundwater reservoir. The groundwater reservoir get replenished by the rainfall, streams of freshwater from lakes, rivers and ponds.
