Kaituna River Re-diversion and Wetland Creation Project - - PowerPoint PPT Presentation

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kaituna river re diversion and wetland creation project
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Kaituna River Re-diversion and Wetland Creation Project - - PowerPoint PPT Presentation

Oct 16, 2023 442 likes •736 views

Kaituna River Re-diversion and Wetland Creation Project Presentation for phase 1 pre-consent consultation May/June 2013 Todays hui Historical Overview Project Overview Presentation of Options Discussion about Environmental

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Presentation for phase 1 pre-consent consultation May/June 2013

Kaituna River Re-diversion and Wetland Creation Project

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Today’s hui

  • Historical Overview
  • Project Overview
  • Presentation of Options
  • Discussion about Environmental Effects
  • Feedback and questions

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1883 Survey

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2003 Aerials

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2007 Aerials

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Today’s meeting

  • Historical Overview
  • Project Overview
  • Presentation of Options
  • Discussion about Environmental Effects
  • Feedback and questions

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Project overview

Project goal

  • To re-divert as much of the Kaituna River as possible through

Ongatoro/Maketū Estuary, and in the process to create new wetlands, (by 2018) to maximise ecological and community benefits while ensuring the cost and environmental effects are also acceptable.

Project resources

  • $6.5M over ten years 2012-22
  • Skilled project team

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Today’s meeting

  • Historical Overview
  • Project Overview
  • Presentation of Options
  • Discussion about Environmental Effects
  • Feedback and questions

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Existing mean salinity

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Existing mean salinity

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Existing mean salinity

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Flow comparison

22 Total Kaituna volume Total water re-diverted to estuary Percentage

  • f estuary

volume from Kaituna Total freshwater re-diverted to estuary Freshwater fraction of re- diversion

Existing situation 2,900,000 147,000 10% 105,000 71% Option 1: new channel 2,900,000 487,000+ 34% 269,000+ 55% Option 2: widen Ford’s Cut 2,900,000 487,000+ 34% 269,000+ 55%

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Existing fresh and salty water in estuary

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Today’s meeting

  • Historical Overview
  • Project Overview
  • Presentation of Options
  • Discussion about Environmental Effects
  • Feedback and questions

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Environmental Effects

  • Water quality, salinity and ecology
  • Wildlife and ecological sites
  • Cultural
  • Kaimoana
  • The low-lying land north of Ford’s Cut
  • Access to Papahikahawai Island
  • Upstream flood protection and land drainage

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Environmental Effects

  • Downstream flood protection and land drainage
  • Navigation
  • Erosion
  • Recreation
  • Landscape
  • Historic sites

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Today’s meeting

  • Historical Overview
  • Project Overview
  • Presentation of Options
  • Discussion about Environmental Effects
  • Feedback and questions

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Contact details for more information

Pim de Monchy Project Manager pim.demonchy@boprc.govt.nz 0800 884 881 extn 8518 6 Rata St Mt Maunganui Steve Everitt Technical and Engineering Manager Steve.everitt@xtra.co.nz 07 308 2440 PO Box 474 Whakatane