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Independent Review on Wellington Water's capital programme estimating and budget systems

The final report of the Wellington Water Board-commissioned independent review into an error that Wellington Water had made in the budgeting advice for our councils’ 2024-34 Long-Term Plans has been released. The review outlines a range of findings and recommendations to prevent similar errors from happening in the future. The Board has accepted the report and its findings. The Board will move with urgency to implement the recommendations from the review and we have immediately started work on developing an implementation plan.  

Background

In May 2024, the Board and Wellington Water’s shareholding councils were informed of an error in the budgeting advice we provided to councils for their Long-Term Plans. When undertaking this work, we did not correctly apply the corporate cost to parts of the capital programme for the first three years of delivery. The corporate cost is an essential charge that covers Wellington Water’s overhead costs, which includes project and corporate support.

The error has resulted in a gap of around $51M across a regional programme of $900M.

We acknowledge that this does not meet the expectations of our councils and communities and on 24 May 2024, we made a public apology for this error.

In response to this, the Board immediately decided to launch an independent review into the causes of the error, provide reassurance regarding the robustness of our ongoing budgeting systems and processes, and implement corrective actions to mitigate future risks.

The review took place in June 2024 and a final report and recommendation was provided to the Board and Wellington Water Committee in July 2024.

Terms of Reference for Report Review of Wellington Water capital programme estimating and budget systems

Final Report Review of Wellington Water capital programme estimating and budget systems 

Review findings

In summary, the review found that: 

  • Wellington Water is not as mature of an organisation as would be expected and has not evolved in step with the evolution of its functions and as an organisation has not kept pact with increased demand. 
  • There are unclear structures and accountabilities, with like functions not grouped together. 
  • A control environment that is loose and not fit for purpose, with inadequate systems and processes and some missing competencies (including strategic leadership). 
  • There is a culture of not wanting to hear or present bad news, to manage bad news rather than sharing with with the board and stakeholders, and a mismatch between Wellington Water's values and its culture. 
  • The Long-term Plan (LTP) process is complex and a number of other factors made the development of 2024/25 LTP unique. 
  • Under-resourcing in the Finance and Risk functions. 
  • The flaws were the unsystematic allocation of corporate costs, the lack of financial oversight at a macro level, the poor communication around the corporate cost percentage to be allocated, and the lack of response on several occasions when clarification was sought. 
  • There was a tendency to see some of these problems as issues to be addresses by the new water entity which Wellington Water will transition into. 
  • On the upside, Wellington Water had formed good relationships with shareholders, the process used was mostly good, they met the milestones and delivered outputs to councils for their Long-term Plans, and feedback from councils were generally complimentary.

Review recommendations

The review made the following recommendations which fall into six broad categories: 

  1. Rebuild the trust and confidence of shareholding councils in Wellington Water. 
  2. Rebuild the trust and confidence of middle management and staff in Wellington Water's senior management. 
  3. Restructure the organisation so that accountabilities are clear, and capabilities can be substantially enhanced in the lead-up to the new entity. 
  4. Treat Wellington Water's readiness for reform as separate from the BAU work programme. 
  5. Review Wellington Water's Annual Plan processes to deliver capital programmes for councils. 
  6. Strengthen governance oversight.

Implementing the recommendations

To implement the Review recommendations, Wellington Water will: 

  • Work through the recommendations to build an implementation plan. 
  • Develop a work plan with prioritised tasks and activities, assign responsibilities and create space for these to be delivered. 
  • Set up a reporting and assurance system around how these improvements are reported to our council shareholders, so they have confidence from the Board that appropriate oversight and progress is occurring. 
  • Provide a regular progress report to shareholding councils and the public each quarter until such time as the priorities have been addressed. 

 

There are some things we will start immediately: 

  • Building our internal culture and improving leadership. This will involve rebuilding the trust and confidence of staff in the organisation’s senior leadership to give staff the confidence to do their jobs, and deal with challenges; realigning behaviours to the organisation’s values and being clear on expectations around individual behaviours and actions and returning to a “no blame” culture.
  • Realign Wellington Water’s budget planning cycle to start at the same time as or before any Annual Planning / Long-Term Planning process for councils.
  • Map key processes to deliver capital programmes for councils (particularly around the use of spreadsheets and data transfer) and update standard procedures for quality control to ensure the organisation has the right checks and balances in place. We will also ensure there is clarity on accountability and ownership of key processes.
  • Improving board oversight in all matters, including culture.
  • Undertake a detailed forensic review of the updated calculations for the corporate cost to ensure that councils and their communities can have certainty in the numbers and that we can properly assess the impact of this error and provide that information to councils.
  • Rebuilding trust with councils: identifying areas of tension and investing time to jointly work on those.

 

Other key, longer-term actions:

There are other key areas that will likely form part of an implementation plan and these will be confirmed once feedback is received from the Wellington Water Committee. They include, but are not limited to the following:

  • Review of Wellington Water structure to ensure it has clear accountabilities and responsibilities and that it is relevant now and has the integrity to transition into a future operating model that will come with water reform.
  • Systems and processes: improvements that would strengthen data integrity, enable systems integration, improve reporting, and establish clearer accountabilities within relevant roles. Our conversations with shareholding councils have stressed the need for additional funding for corporate infrastructure, such as fit-for-purpose systems – some core systems are at ‘end-of-life’ stage or no longer fit for purpose.
  • Improving the resourcing of the Finance and Risk functions to fulfil its mandate and significantly strengthening these functions within the wider organisation.

Key documents

We will continue to keep our councils and the public up-to-date on our work to address the issues found in the review and implement its recommendations. Updates will be posted on this webpage. 

From time to time we may also issue media statements on this work. See below for our media releases and key documents.