Consumer Council for Water (CCWater) - Represents consumers of water and sewerage services in England and Wales. Press notices, some leaflets and other publications.
Environment Agency - The EA regulates water abstraction and effluent disposal by water companies and others.
Environment and Heritage Service (NI) - Agency for the protection and conservation of the natural and built environment in Northern Ireland. Includes the Drinking Water Inspectorate (NI).
Office of Water Services (Ofwat) - Regulates water and sewerage providers in England and Wales. Consultation documents, speeches, regulatory determinations, and information about the industry's performance.
Scottish Environment Protection Agency (SEPA) - Regulatory agency for waste, water, land and air in Scotland. Provides information on environmental regulations, guidance, publications and education.
Surfers Against Sewage - Environmental campaign group seeking to "rid the UK coastline of sewage". Provides campaign information and research papers.
Water Industry Commission for Scotland (WICS) - Regulates Scottish Water, the State-owned company providing water and sewerage services in Scotland. Consultation and decision documents.
Waterwatch Scotland - Waterwatch Scotland is a Scottish water regulation board, that helps deal with complaints against Scottish Water and report on events within the water industry