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Library

Our library

All our published documents and leaflets are available for our customers to view and download.

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Annual performance reports

Our Annual Performance Report contains information that allows customers and stakeholders to review our performance and to make comparisons with other companies in the sector.

Assurance framework documents

Our Final Assurance Plan sets out the actions we believe are necessary to address any of the risks and weaknesses we have identified.

Bioresources trading documents

View and download our latest bioresources trading documentation.

Codes of practice

Our Codes of Practice describe in more detail the services we provide, what your rights are as a household customer, and what to do if things go wrong.

Company statements

View and download the latest company statements, policies and schemes.

Consultation Responses

View and download our consultation responses.

Environmental information

View and download documents, booklets and leaflets for our environmental plans, reports and duties.

Group annual report and accounts

Download the latest and previous Group Annual Report and Accounts.

Health and safety reports

View our latest Occupational Health and Safety Report.

Integrated management systems

View and download the latest company policy statements.

Lead Information

View and download our lead information documents.

Leaflets and publications

Here you can find the latest customer support documents.

Customer Information Sheets

Browse our information sheets on your water supply.

Our charges

View and download our latest scheme of charges across our business areas.

Open Data

Open Data refers to data that anyone can access, use or share.

PR24 Business Plan 2025-30

View and download our PR24 reports.

Schedule of matters reserved for the board

View the Terms of Reference and Schedule of Matters Reserved for the Joint Board of Glas Cymru and Dwr Cymru.

Service Commitment Plans

This document sets out our plan to recover performance in a number of areas where we are currently failing to meet targets agreed with our regulator Ofwat.

Terms of reference

View and download the Terms of Reference of the joint Board of Glas Cymru and Dŵr Cymru Committees.

Water trading documents

View and download our latest water trading documentation.

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Dŵr Cymru Cyf, a limited company registered in Wales No. 2366777. Registered office: Linea, Fortran Road, St Mellons, Cardiff, CF3 0LT.

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