Infrastructure Strategy Option Implications Options Implications To ensure the point-of-entry systems for Awatere Rural are and other demand 30%. Other techniques (leakage control, pressure regularly serviced, the Council will need to implement an management management, public education and use of new technologies) annual service programme. Sending a service engineer to techniques. are less effective but can contribute to overall reduction in individual properties will be an ongoing operational cost. water use. Consider Benefits Costs alternatives to full Reduces the financial burden on small rural communities. The capital cost of installing meters in both Renwick and compliance with Havelock is $0.73 million; and is $2.0 million for Picton. DWSNZ on the Costs grounds of The increased operational costs of meter reading and affordability Public health risks. administration are approximately $165k per annum. Reputational risk particularly amongst tourists and foreign Amend the Code of Benefits visitors. Practice for The option to not meet the DWSNZ on the grounds of Subdivision to New homes will be built with low use apparatus, grey water affordability may be removed following the Government Inquiry include water saving recycling and water conservation will become normal practice. into the Havelock North Drinking-Water incident. techniques such as Costs grey water recycling in all new homes. Small additional costs to new house build costs but it will be a long time before sufficient houses are at the new standard to 2.2 Water availability and consumption have a significant effect on communities’ levels of water use. Options Implications Retrofitting devices can be costly and difficult to implement. Do nothing. Benefits Access alternative Benefits Respond to water This option defers capital investment and allows for future sources of water for Increases certainty of water supply for Picton and Havelock shortage issues as flexibility to respond to changes in population growth and to Picton and residents. they arise, by wait until we have more information about the impacts of Havelock. introducing water climate change on the length and severity of droughts in This option would ensure water supply is not a limiting factor restrictions during Marlborough. for future growth. peak demand periods. Costs Costs Additional operational costs in implementing and enforcing Development of the Pelorus River abstraction piping and water restrictions. additional treatment is estimated to cost $3.1 million. Potential for adverse impacts on public health, the economy, Development of the Tuamarina source and piping to Picton is levels of service and reputation. estimated to cost $12 million. This approach does not promote efficient water usage, which is Note: These estimates exclude consent application costs as an objective of the NPSFM, and may become mandatory in well as annual operation and maintenance costs. future. PREFERRED Benefits OPTION Water metering is a proven technique to reduce average water Universal metering demand by approximately 25% and peak demand by around 2018-2028 Long Term Plan Page 190