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Publications

Browse our publications area

Water Industry Forum Publications

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Catchment System Operator - A Checklist for Model Developers & Policy Makers

| Updated May 2020 |

This checklist includes

  • Economic Regulation
  • Drainage and Wastewater Planning, Flood Risk, SuDS and Biosolids
  • Waste Water Permitting and Environmental Regulation
  • Water Resources
  • Catchment Management
Download
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Natural Capital Principles for the Water Industry

| Updated November 2020 |

  • This publication describes the development of a common set of principles to better enable the application and use of Natural Capital approaches and assessment type tools by the UK water industry, its regulators and government policy makers.
Download
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Making Direct Procurement for Customers a Success

| Updated September 2021 |

This document includes:

  • The evolution of the DPC model and any emerging trends
  • The market acceptance of the model
  • The availability of Ofwat guidance and standardisation of documentation in general
  • The way DPC is addressing wider strategic policy objectives such as net zero, social value, sustainability etc.
Download
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Survey of UK Water Sector Membership Organisations

| Updated November 2020 |

This document covers:

  • Overlaps and any gaps across organisations
  • The way membership organisations work with each other
Download
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Driving Best Value Decision Making Within The Water Industry Using A Multi-Capitals Approach

| Updated May 2022 |

  • Explains what is meant by a multi-capitals approach and the drivers and potential benefits of this approach
  • Aims to demonstrate commitment across the industry, by both water companies and regulators, to ensure that we are making better decisions that reflect the wider benefits and impacts of the water industry’s services and activities.
Download
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The Optimal Delivery Model for AMP8 – A View from the Supply Chain

| Updated July 2022 |

  • The water sector needs to act differently if it is to successfully deliver AMP8. In this Water Industry Forum paper, joint authors Turner & Townsend, Galliford Try, JN Bentley and Atkins identify the challenges for AMP8, gather their collective learning from previous AMPs and outline a way forward for the successful delivery of AMP8.
Download
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Making Direct Procurement for Customers a Success

| Updated March 2023 |

  • The paper summarises shared learning resulting from a multi-stakeholder roundtable
  • Evolving market conditions continue to shape the risk profile, contractual and commercial model
  • The first three pathfinders are bringing evidence and maturity to the delivery model
  • With interest from a wider European supply chain, the new question is "what can the industry do more to support the UK supply chain?"
Download
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Supporting Health, Safety and Wellbeing in the Water Sector

| Updated October 2024 |

  • The paper summarises shared learning resulting from a multi-stakeholder roundtable
  • The water sector currently faces a number of challenges that need to be considered in supporting HSW
  • Key discussion points identified are the contractual model for delivery, benchmarking, mental health and wellbeing, the application of CDM regulations and technology
Download
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How can we improve our understanding of the value and impact of the water sector’s services and activities?

| Updated March 2025 |

  • Water Industry Forum (WIF) hosted a seminar titled 'Understanding Value Better in Water Sector Decision-Making'. Building on previous collaborative work facilitated by WIF, this event brought together thought leaders to explore how we can better embed value-driven decision-making across the sector.
  • WIF has partnered with key cross-sector initiatives – the Water Sector Multi-capitals Network and the Mainstreaming Nature-based Solutions Programme, to produce a concise overview of the seminar and its key takeaways.
Download
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WIF Blue Paper: Infrastructure Planning

| Updated June 2025 |

  • This paper shares insights on infrastructure planning for the water sector based on Sharon Darcy's address at the WIF Annual Dinner.
Download

sustainable drainage publications

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How To Guide: Applying the CIRIA SuDS Manual (C753) Simple Index Approach to Proprietary/Manufactured Stormwater Treatment Devices

| Published 2022 | | FAQs |

The aims of this code of practice are to:

  • Define a process and consistent data set that allows manufacturers to provide mitigation indices for use in the SuDS Manual Simple Index Approach (SIA) as defined in The SuDS Manual (C753).

 

 

Download
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Assessment of Manufactured Treatment Devices Designed to Treat Surface Water Runoff

| Published 2016 |

The aims of this code of practice are to:

  • Define an assessment method which allows manufacturers to measure the pollutant capture and retention capability fo their device.
  • To be a published Standard test in the UK.
  • To allow designers and approvers to apply a risk based approach to minimise the environmental impact diffuse pollution associated with runoff.

Download
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British water Guide to Sustainable Drainage Products and Services

| Published 2017 |

The aims of this code of practice are to:

  • Reviews the context in which consideration needs to be given to sustainable drainage.
  • Outlines the principal issues which impact on surface water drainage
  • Identify the various tools and techniques that are used in SuDS systems and links users to suppliers of relevant proprietary products and services

 

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grease management publications

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GREASE MANAGEMENT EQUIPMENT GUIDE

| Published Oct 2021 |

The aims of this guide are to:

  • Provide an overview of the specification, supply, installation, and maintenance of all types of Grease Management Equipment.
  • Outline the different methods that are available for commercial kitchens to reduce FOG in their wastewater before it arrives at the sewer.

 

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monitoring publications

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Monitoring products & services

| Published 2019 |

The aims of this code of practice are to:

  • Help professionals in the water industry select the most appropriate technology to monitor given parameters and substances.
  • Provide clients with a list of available technologies and services provided by British Water members in the field of water environmental monitoring.

 

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wastewater treatment plant publications

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A guide for users of package wastewater treatment plants

| Updated June 2020 |

The aims of this code of practice are to:

  • Explain to owners and users how Packaged Wastewater Treatment Plants work and why it is important they operate correctly.
  • Outline how to use them (Do's and Don'ts) and how to maintain them properly (servicing and emptying) to avoid polluting the environment.
  • Help owners understand the duty they have under environmental regulatory standards and the regulatory landscape.
Download
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A GUIDE TO THE INSTALLATION OF PACKAGED WASTEWATER TREATMENT PLANTS

| Updated January 2021 |

The aims of this code of practice are to:

  • Enable owners and users to understand the installation of package wastewater treatment plants.
  • Outline how a British Water Experience Installer should correctly install a packaged wastewater treatment.
  • Help owners to understand the duty they have regarding waste disposal.
Download
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Drainage Fields for the Disposal of Effluent from BS EN 12566 Certified Packaged Wastewater Treatment Plants and Septic Tanks

| Updated January 2021 |

The aims of this code of practice are to:

  • Illustrate to owners and users how a drainage field works and why it is important they operate correctly.
  • Explain how correct design and installation is essential to avoid polluting the environment.
  • Help owners understand that they have a duty to ensure their wastewater system does not pollute.
Download
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Flows and Loads - Sizing Criteria, Treatment Capacity for Sewage Treatment Systems

| Updated 2013 |

The aims of this code of practice are to:

  • Define site activity and sewage sources.
  • Promote a consistent approach to collecting accurate and complete loading information.
  • Promote the design and installation of appropriate treatment systems and so reduce the problem of undersized systems causing environmental contamination.

Download
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GUIDE TO THE DESLUDGING OF SEWAGE TREATMENT SYSTEMS

| Published 2008 |

The aims of this code of practice are to:

  • Enable owners and users to understand the operation of sewage treatment works.
  • Outline what sludge is and explain where it comes from.
  • Help readers understand the need for the safe removal and legal disposal of sludge.
This document should be read in conjunction with the manufacturers' literature and other supporting guidance documentation.

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Supply Chain Task Force Publications

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Building A Better UK Water Sector Supply Chain

| Published 2023 |

Objectives:

  • The British Water Supply Chain Task Force was established in April 2021 to address issues that had become threats or blockers to supply chain sustainability and well-being.
  • It aimed to create a more attractive and fertile business environment for suppliers by identifying and assessing the key issues, and addressing them head-on.
  • Solutions were to be focused on cross-sector collaboration and impact mitigation through a series of actions involving British Water and third-party stakeholders.

 

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A Framework for Change in AMP8

Supporting the delivery of the UK’s future water needs

| Published 2025 |

Objectives:

  • This paper outlines a structured approach to help water companies and suppliers navigate key challenges in Procurement, Cyclicality, and Innovation.
  • It introduces a structured Framework for Change, providing practical recommendations to enhance efficiency, resilience and collaboration across the sector.
  • With evolving regulatory requirements and increasing investment needs, the framework serves as a guide to support successful delivery and long-term improvement in AMP8.

 

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disclaimer: british water and the companies and organisations associated with these publications do not endorse, nor recommend, any product listed. the links are provided to enable the reader to be aware of all monitoring parameters and technology available, which may be used for operation and compliance. it is the responsibility of the reader to assess each product and to determine whether it is appropriate for their application.

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