Figure 6: Estimated split in customer water use in 2003 and 2013 Secondary Use 2003 Avoidable Losses 2% Kitchen: 6% 4% Unavoidable Losses Laundry: 13% 5% Large Scale Irrigation Toilet: 18% 6% Government Bathroom: 25% 4% Industrial 1% Detached Houses 55% Garden: 36% Commercial 14% 3% Units Total Metered Potable Demand: 57 GL/year 9% Secondary Water Use 2013 Avoidable 3% Unavoidable Losses Losses 1% 5% Kitchen: 6% Large Scale Irrigation Laundry: 11% 3% Toilet: 16% Government 6% Industrial 1% Bathroom:38% Commercial Detached Housing 16% 53% Garden: 29% Units Other: 1% 12% Total Metered Potable Demand: 42 GL/year Historical trends in drivers of water consumption Demand for water by residential users is impacted by a number of drivers. These trends had been evident for some time during the 1990s. However, the millennium drought and subsequent national response – including temporary water restrictions, rebates and efficiency schemes provided a significant shock to – demand. In the medium term (3 4 years) there is no expectation of a similar shock. Other drivers, which – have an impact on demand include pricing and source substitution.
Figure 6: Estimated split in customer water use in 2003 and 2013 Secondary Use Avoidable Losses 2% 4% Unavoidable Losses 5% Large Scale Irrigation 6% Government 4% Industrial 1% Commercial 14% 2003 Detached Houses 55% Kitchen: 6% Laundry: 13% Toilet: 18% Bathroom: 25% Garden: 36% 3% Units 9% Total Metered Potable Demand: 57 GL/year Secondary Water Use 2013 Unavoidable Losses 1% Avoidable 3% Losses 5% Large Scale Irrigation 3% Government 6% Industrial 1% Commercial 16% Units 12% Detached Housing 53% Kitchen: 6% Laundry: 11% Toilet: 16% Bathroom:38% Garden: 29% Other: 1% Total Metered Potable Demand: 42 GL/year Historical trends in drivers of water consumption Demand for water by residential users is impacted by a number of drivers. These trends had been evident for some time during the 1990s. However, the millennium drought and subsequent national response – including temporary water restrictions, rebates and efficiency schemes – provided a significant shock to demand. In the medium term (3 – 4 years) there is no expectation of a similar shock. Other drivers, which have an impact on demand include pricing and source substitution.
Industry-Panel-Public-Hearing-Icon-Water-Response-to-Follow-up-Questions-Attachment-26-February-2015.docx