About NRSBU

Purpose

To manage the current treatment facilities and network efficiently and in accordance with resource consent conditions to meet the needs of the major contributors, and to plan for the future needs of the community in a cost efficient and environmentally sustainable manner.

The Nelson Regional Sewerage Business Unit (NRSBU) is a joint committee of the Tasman District and Nelson City Councils. It oversees the Nelson Regional Sewerage Scheme (NRSS), which is jointly owned by the two Councils.

NRSBU was set up as a business unit in October 2000 and previously operated as the Nelson Regional Sewerage Authority. A Memorandum of Understanding that was signed by the two Mayors and CEOs in December 2000 governs the operation of the NRSBU.

Area covered by the sewerage scheme

The NRSBU treats wastewater (mainly domestic sewage) from:

  • Nelson City - Stoke, Tāhunanui

  • Tasman District - Richmond, Wakefield, Brightwater (the Waimea Basin) and Mapua

Industrial wastewater from:

  • Alliance Nelson

  • ENZA Food

  • Nelson Pine Industries

NRSBU is responsible for 16.8km of rising mains, 5 pump stations, and 712m outfall, a wastewater treatment plant and a biosolids application facility. 

Geographic overview of area

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