Research links
Keep the sources close.
Every outside link opens in a new tab. Use these sources to check the rules, find the right body, and verify data before making strong claims.
Website pages
Consumer bill and complaint routes
Find your water supplier
Start here if you are unsure which company to contact.
Make a complaint
Consumer help for unresolved water company complaints.
Current ADR update
May 2026 update on independent adjudication for eligible water complaints.
Make a complaint to Ofwat
Regulatory complaints where Ofwat is the right body.
Guaranteed Standards Scheme
Service standards and possible customer payments.
Help with bills
Affordability, support schemes, and debt guidance.
Metering, support, and saving water
Metering
Water meters, assessed charges, and meter switching context.
WaterSure
Bill cap for eligible metered households with high essential use.
Priority Services
Extra support for customers who need help accessing services.
Save water
Practical water efficiency advice.
Saving water at home
Tips that can also reduce hot-water energy use.
Debt help
General debt advice if water debt is part of a wider money problem.
Pollution, drinking water, and information rights
Report an environmental incident
Pollution reporting route for England.
Report an incident
Pollution reporting route for Wales.
Concerns about your water
Drinking-water quality advice for consumers.
Official information
Information-rights route, including public authority information concerns.
Water company EPA 2024
Environment Agency annual environmental performance report.
Wastewater investigations
Ofwat tracker for sewage treatment works and network investigations.
Wessex Water ad ruling
Environmental advertising complaint upheld because material information was omitted.
Anglian Water ad ruling
Environmental advertising complaints upheld on omission of material environmental context.
Industry data and accountability
PR24 final determinations
Bill impacts and investment decisions for 2025-30.
Performance report 2024-25
Company performance across customer and environmental outcomes.
Complaint handling report 2025
Household complaint trends and company performance.
Water Matters 2026
Customer views on trust, fairness, affordability, and service.
2026 trust and complaint update
CCW press release with trust, fairness, affordability, and 2025 complaint escalation context.
Thames Water enforcement
Penalty announcement following Ofwat investigations.
Chief Regulator report 2023-24
Includes prosecution examples and regulatory enforcement context.
Financial resilience 2024-25
Dividends, financial resilience, gearing, monitoring, and cash-lock-up context.
Bioresources bill share
Ofwat's company-level sludge/bioresources share of wholesale wastewater bill for 2025-30.
Independent Water Commission
Final report and recommendations for water-sector regulatory reform.
Executive pay rule
Ofwat update on potential bonuses blocked under the new performance-related pay rule.