Sources of water in solid state:
Glaciers are the huge mass of ice. Water exists in solid state in the form of ice.
Sources of water in liquid state:
Rivers, Lake, ponds have water in liquid state.
Sources of water in gaseous state:
In evaporation, liquid water converts to water vapour. It is present in air in gaseous state. Steam formed in various industrial processes is also a source of water. It can be condensed to get water.