Nelson City Council

Case study for students: Meeting demand for drinking water.
Water source Surface water
Ability to manage supply to meet demand Effective
Forecasting future demand Forecasting is relatively detailed and likely to be accurate (for example, it includes analysis of factors influencing demand).
The existing supply is sufficient to meet projected demand.
Planning to meet future demand Planning and implementation are good.
Supply strategies include investing in new or upgraded infrastructure, looking for new water sources and a pressure-control programme.
Demand strategies include universal water metering and charging, education and water restrictions when necessary.
Quality of drinking water Graded A in 2010.

Water-quality grades: A = completely satisfactory, B = satisfactory, C = marginally satisfactory, D = unsatisfactory, E = unacceptable