Nature Calls library

Nature Calls is our project to determine how Palmerston North's wastewater is treated and discharged in future.

On this page you can find all the key documents related to the project, including technical and Council reports, material for community consultation, and project factsheets.

Consultation documents

Long-Term Plan 2024-34 consultation document(PDF, 16MB)

Nature Calls Have Your Say Booklet 2020(PDF, 3MB)

Nature Calls Have Your Say Booklet 2021(PDF, 3MB)

Provided to Council for making a decision on the best practicable options in May 2025

May 2025: Consideration of options to take forward for Nature Calls

Appendix A: Nature Calls elected member workshop slides

Appendix B: Description of potential discharge options against budget, objectives and draft wastewater standards

Provided to Council for making a decision on the best practicable option in September 2021

September 2021: Approval of best practicable option for Palmerston North wastewater solution(PDF, 468KB)

August 2021: Wastewater best practicable option: Final assessment & BPO selection [full report, including appendices](PDF, 13MB)

Appendix A: BPO shortlist option report(PDF, 2MB)

Appendix B: Comparative cost assessment report(PDF, 308KB)

Appendix C: MCA assessment report(PDF, 6MB)

Appendix D: Māori values MCA assessment report(PDF, 8MB)

Appendix E: Stakeholder & community engagement assessment(PDF, 5MB)

Appendix F: Objectives assessment(PDF, 378KB)

Appendix G: Eco-city strategy assessment(PDF, 2MB)

Appendix H: RMA planning assessment(PDF, 828KB)

Appendix I: BPO scoring workshop report(PDF, 382KB)

Appendix J: Draft BPO assessment and recommendation report(PDF, 1MB)

Appendix K: Legal Memo, Three Waters and BPO(PDF, 126KB)

Wastewater factsheets 2018-21

Assessment stages and criteria(PDF, 2MB)

Our wastewater networks(PDF, 455KB)  

Wastewater treatment, best practice and innovation(PDF, 596KB)

Palmerston North's existing wastewater scheme(PDF, 414KB)

Resource Management Act and consent process(PDF, 774KB)

Understanding the effects on the Manawatū River(PDF, 3MB)

Best practicable options review: project background(PDF, 434KB)

Best practicable options review: vision, objectives & timeline(PDF, 2MB)

Contaminants factsheet(PDF, 1MB)

Ocean and coastal health(PDF, 2MB)

Problem statement factsheet(PDF, 3MB)

River health(PDF, 815KB)

Shortlist feedback(PDF, 1MB)

Shortlist options summary(PDF, 2MB)

Treatment assessments(PDF, 2MB)

Wastewater systems and sustainability(PDF, 2MB)

Media releases 2017-21

Nature Calls media releases 2017-21(PDF, 275KB)