Glossary of Terms

There are a few terms we use when we talk about water, so here are the explanations:

  • Demand – How we use water
  • Desalination – removing salt content from sea water so that it is suitable for drinking
  • Ground water – Water under the ground that can be extracted and treated for drinking water
  • Non-potable water – Water only used for things other than drinking, such as irrigation and industrial use
  • Potable water – Drinking water. Hunter Water has multiple measures in place to ensure potable water complies with strict requirements for water quality. Learn more about our drinking water quality commitment.
  • Source – Where we get water from
  • Surface water – Water in dams and rivers
  • Water system – The different ways to get water
  • Water treatment plant - also known as water filtration plants, our water treatment plants process the water from our source water to ensure it meets the required drinking level guidelines. Learn more about our treatment plants.
  • Yield - The amount of water we can reliably provide to our customers from our source water system.