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2019 04 22 Gisborne Chamber of Commerce Treated Waste Water Presentation

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Presented at the Gisborne Chamber AGM May 30th 2019

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2019 04 22 Gisborne Chamber of Commerce Treated Waste Water Presentation

  1. 1. We are pumping our wealth into the ocean
  2. 2. 270hectares seeking a combined 2million cubic metres of water is on the current Council waiting list LACK OF WATER IS CONSTRAINING HORTICULTURE
  3. 3. 1 MM3 5 MM3 2 MM3 5million cubic metres of waste water is pumped into our bay every year
  4. 4. South Australia Virginia: 12,000 ha, 350 irrigators Victoria Carrum Downs: 3,000 ha Queensland Stanthorpe Warwick
  5. 5. California Montery – 4800ha mixed veg Santa Cruz – 2000ha mixed veg Sonoma – 2500ha grapes, veg Modesto – nuts, citrus, stone fruit Numerous others Florida 1,100 ha citrus
  6. 6. 270hectares seeking a combined 2million cubic metres of water is on the current Council waiting list LACK OF WATER IS CONSTRAINING BUSINESS
  7. 7. Lowvalueannual Maize Squash Lowvaluepermanent Citrus Grapes Highvalueannual Veggies Highvaluepermanent Kiwifruit Apples Lower value No irrigation Higher value Requires irrigation In demand
  8. 8. What is the value in converting low value non-irrigated crops to high value permanent crops? Area converted 1ha Additional Farm Profit $57,300 Additional Jobs 1 250ha $14.3M 250 500ha $28.7M 500
  9. 9. What about water quality? Crop considerations Irrigation method National standards Exporter/end-market requirements
  10. 10. What about cost? Quality Cost
  11. 11. There are numerous infrastructure options I will discuss two
  12. 12. Option 1 – Pipes and Pump circa $20mill
  13. 13. Option 2 – Pipes and Pump, and a Wetland circa $40mill
  14. 14. What about value? Quality Cost/Value What will irrigators pay? 90c - $1.50 per m3
  15. 15. What if…. • A treatment and irrigation scheme was set up • 250 hectares was involved • Irrigators purchased water for $1.50/m3 • They used on average 1,800m3 per hectare for a hot 90 day period each year Annual Revenue $675,000
  16. 16. Benefits • Cleaner water in the bay • More options for horticultural land • More wealth created • More jobs created • Implementation is possible Risks • Clearly water quality and contaminants is a risk • What to do with winter water? • Costs need to be clarified. • Public perception • Customer perception
  17. 17. If we get over the perception… and growers demand it… there is a massive commercial opportunity
  18. 18. Thanks to numerous contributors, especially Te Runanga o Turanganui a Kiwa Gisborne District Council Murray Palmer Jim Kelly Thanks to report writers Rebecca Starr Murray Palmer Terry Sheldrake HUGE thanks for funding

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