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Documents

Volume One: Application to Amend the National Water Conservation (Rakaia River) Order 1988 – Application Document

Rakaia River WCO - Volume One (1.46 MB)

Annexures:

Annexures 1, 2 and 3 (1.57 MB)

This document includes:

• Annexure One: Location Map of the Coleridge Hydro-Electric Power Scheme
• Annexure Two: Location Map of the Rangitata Diversion Race
• Annexure Three: Gazetted Version of the National Water Conservation (Rakaia River) Order 1988

Annexure 4 (5.85 MB)

This document includes:

• Location Map of the Rakaia River Catchment

Annexures 5, 6, 7, 8 and 9 (2.43 MB)

This document includes:

• Annexure Five: Key Resource Consents for the Operation of the Coleridge Hydro-Electric Power Scheme
• Annexure Six: Outline Map of the Highbank Pumping Station
• Annexure Seven: Consented Takes from the Rakaia River
• Annexure Eight: Schematic Plan of Stage 3 of the Lake Coleridge Project
• Annexure Nine: Proposed Amendments to the Rakaia Water Conservation Order

Volume Two: Application to Amend the National Water Conservation (Rakaia River) Order 1988 – Technical Reports (Annexure A – H)

Rakaia River WCO - Volume Two - Annexure A: Lake Coleridge Project – Hydrology Assessment (1.97 MB)

Appendices A, B, C, D, E, F and G (1.55 MB)

This document includes:

• Appendix A: Rakaia River at Gorge/Fighting Hill historical flows
• Appendix B: Historical Lake Coleridge water levels
• Appendix C: Historical Coleridge power station flows
• Appendix D: Rakaia at Fighting Hill – intra-day flow variability
• Appendix E: Rakaia River below Highbank historical flows
• Appendix F: Stage 3 operating regime at Lake Coleridge
• Appendix G: Rakaia at Fighting Hill – number of days each month that the flow is below RWCO minimum

Annexure B: Lake Coleridge Project – Rakaia River Hydrology and Geomorphology Overview (3.94 MB)

Annexure C: Potential Groundwater Effects Arising from the Lake Coleridge Project (1.19 MB)

Annexure D: Instream Habitat and the Effects of Flow Changes in the Rakaia River (2.13 MB)

Annexure E: Lake Coleridge Project – Coastal Processes at Rakaia River Mouth (753 kB)

Annexure F: Lake Coleridge Project – Lake Coleridge Shoreline Processes and Geomorphology Overview (3.79 MB)

Annexure G: Rakaia Water Conservation Order – Assessment of Landscape Values and Effects (includes Appendix 1) (1.99 MB)

Appendix 2: Landscape Units (8.91 MB)

Appendices 3, 4 and 5 (8.34 MB)

This document includes:

• Appendix 3: Landscape Character Areas
• Appendix 4: 64 New Zealand Rivers: A Scenic Evaluation (G & J Egarr, J. Mackay, 1979)
• Appendix 5: Habitat Classification Potential Effects on Wildlife Habitat Values (Boffa Miskell, June 2011)

Annexure H: Lake Coleridge Project – Potential Effects on Wildlife Habitat Values (3.05 MB)

Volume Three: Application to Amend the National Water Conservation (Rakaia River) Order 1988 – Technical Reports (Annexure I - N)

Rakaia River WCO - Volume Three (2.88 MB)

This document includes:

• Annexure I. Lake Coleridge Project – River Terrace and Lake Coleridge Wetland Report (Boffa Miskell)

Appendices 1, 2 and 3 (4.14 MB)

This document includes:

• Appendix 1: Rakaia Wetlands survey
• Appendix 2: Plant Species list
• Appendix 3: Rakaia River Wetlands MapPed

Appendices 4, 5 and 6 (4.00 MB)

This document includes:

• Appendix Four: Wetlands Descriptions
• Appendix Five: NRRP wetland significance Criteria
• Appendix Six: Aerial photograph of Wetland complex

Annexure J: Lake Coleridge Project – Benthic Ecology & Water Quality Assessment of Effects (Ryder Consulting) (6.43 MB)

Appendices 1, 2 and 3 (3.62 MB)

This document includes:

• Appendix 1: Sampling methods
• Appendix 2: Benthic macroinvertebrate data
• Appendix 3: Lake Coleridge Assessment of Turbidity Effects on Littoral Zone Ecology

Annexure K: Lake Coleridge Project – Assessment of Effects on Native Fish (Golder Associates) (6.51 MB)

Annexure L: Lake Coleridge Project – Rakaia River Spawning and Angling Suitability Assessment (Ross Dungey Consulting Ltd) (2.31 MB)

Annexure M: Lake Coleridge Project – Recreation and Tourism Assessment (Rob Greenaway & Associates) (2.62 MB)

Annexure N: Assessment of Economic Impacts – Variation to the Rakaia Water Conservation Order (NZIER) (691 kB)

If you would like a CD copy of the application, please contact our Customer Services Team on either 0800 324 636 or ecinfo@ecan.govt.nz.

You are welcome to request a hard copy of the application, but please be aware there will be a charge for copying the application and, as it is large, we recommend a CD copy as the cheapest option or a free download from our website.