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Waikato regional economic profile - Waikato Regional Council

Waikato regional economic profile - Waikato Regional Council

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4.4 Water4.4.1 IntroductionAccording to the National Infrastructure Plan (2011), water infrastructure can bediscussed under two different groups of assets: Urban water infrastructure: This network provides safe and potable water,manages wastewater and stormwater, services business and residential waterneeds and treats trade and industrial waste. Productive water infrastructure: This asset group includes infrastructurerequired for productive activities – such as irrigation, hydro-generation, agroprocessing,rural domestic supply and stock water. Investment in these assetsis at a crossroad, particularly in relation to large infrastructure projects, asinvestors look for increased certainty (including security in relation to waterallocation) and better clarity on the role of the government. 198Figure 67 outlines the sources and infrastructure associated with urban water andproductive water.The latest available information about urban water infrastructure has been obtainedfrom territorial authorities, which own and maintain this infrastructure.Figure 67: Water: from sources to outcomes 1994.4.2 Urban water infrastructureHamilton City <strong>Council</strong>Water supply assets include one treatment plant, eight reservoirs and 1079 km of waterreticulation network. 200 The depreciated replacement cost of these assets is$237,589,000. 201Stormwater assets include approximately 620km of pipes, 90km of open channels and11,800 catchpits. The majority of Hamilton city’s public stormwater network wasinstalled in the period from 1960-2000. Most pipelines have anticipated service lives198New Zealand Government (2011d, p. 39).199New Zealand Government (2011d, p. 45).200Harty (2010, p. 11).201Hamilton City <strong>Council</strong> (2009, p. 233).Doc # 2069885 Page 63

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