Wastewater Quality

Hunter Water's Operating Licence requires compliance with the Environment Protection conditions for each wastewater treatment works.

Hunter Water reports monthly on the following and the results are available to download:

The main measures of performance relate to Biochemical Oxygen Demand, Total Suspended Solids, pH, Grease, Total Nitrogen, Ammonia, Total Phosphorus and Thermotolerant Coliforms specified in the licence for each plant.