Below is a list of Well Pumps manufacturers from Sonoma, California. Well pumps help move water from an underground water source through pipes leading to another location within a home or business. Well water pumps contain a motor, which spins a blade. This blade creates suction and draws the water into the pipes. It then pushes the water through the pipes and into the building. From there, a pressure tank helps to distribute the water to all areas of the building.