Reports and publications
Read our reports and publications - including the latest insights on the performance of drinking water, wastewater and stormwater networks in New Zealand.
Our latest water services insights and performance
Each year we produce two reports that provide an overview of the performance of drinking water, wastewater and stormwater networks in New Zealand.
The Drinking Water Regulation Report (DWRR) helps us understand the state of drinking water in Aotearoa New Zealand.
The Network Environmental Performance Report (NEPR) provides insights into the environmental performance and impact of water services networks.

Our Compliance, Monitoring and Enforcement Strategy 2025-28
Our latest Compliance, Monitoring and Enforcement Strategy 2025-28 (CME) provides a three-year action plan for how we will regulate drinking water safety.
It focuses the biggest risks identified in the Drinking Water Regulation Report 2024 (DWRR 2024) and outlines what suppliers need to do to address these. Namely, suppliers improving their systems, practices and infrastructure so that so that everyone has safe drinking water basics in place.
Annual reports
Our Annual Report is prepared for the financial year and evaluates whether we have met our performance indicators and budget projections in the Statement of Performance Expectations.
Statement of Intent and Statement of Performance Expectations
Our Statement of Intent is a four-year, medium-term strategic plan.
Our Statement of Performance Expectations is a detailed one-year plan, including performance indicators and budget projections.
These accountability documents are required of all Crown entities.
CE Expense Disclosure
Our Chief Executive's expenses, gifts and hospitality are disclosed as part of our commitment to transparency and accountability.
CE expenses, gifts and benefits 1 July 2024 to 30 June 2025 | Allan Prangnell
CE expenses, gifts and benefits 1 July 2023 to 30 June 2024 | Allan Prangnell
CE expenses, gifts and benefits 1 July 2022 to 30 June 2023 | Allan Prangnell
CE expenses, gifts and benefits 1 July 2022 to 30 June 2023 | William Bayfield
Archive
View earlier annual reports, strategies, etc
Acknowledgement of Letter of Expectation 21 February 2023
Briefing to Incoming Minister 8 February 2023
Acknowledgement of Letter of Expectation 23 August 2021
Acknowledgement of Letter of Expectation 11 November 2021
Compliance, Monitoring and Enforcement Strategy 2022-2025
Letter of Expectations for Taumata Arowai 11 November 2021
Minister's Letter of Expectation 2023
Taumata Arowai Plan to 30 June 2022
Taumata Arowai Plan to 30 June 2022 Te Reo Version
Statement of Performance Expectations 2022 - 2023
Statement of Performance Expectations 2023-2024
Statement of Performance Expectations 2024-2025
CE expenses, gifts and benefits - 1 July 2021 to 30 June 2022
CE expenses, gifts and benefits - 1 March 2021 to 30 June 2021