Southwold STW Wastewater Treatment Plant, East Suffolk, England

Southwold STW is a wastewater treatment plant located near Southwold Golf Club in East Suffolk, Suffolk, England. It serves a population of around 9,600 residents, making it a small to medium-sized facility within the UK's wastewater infrastructure. The plant is situated in a coastal area, less than 50 km from the North Sea. As a UK wastewater treatment plant, Southwold STW operates under the Urban Waste Water Treatment (England and Wales) Regulations 1994, which transpose the EU Urban Waste Water Treatment Directive (91/271/EEC). The plant's designed capacity is 1.00, though the unit is unspecified, indicating it is sized to handle the local population's wastewater. The plant's treated effluent ultimately discharges into the North Sea, likely via local rivers or drainage channels. The North Sea is an ecologically important marine environment supporting diverse fish stocks, seabird colonies, and marine mammals. The plant's operation helps protect coastal water quality and the sensitive ecosystems along the Suffolk coast.

Southwold STW discharges into the North Sea, a major marine ecosystem that supports commercial fisheries and migratory bird populations. The Suffolk coast features estuaries and salt marshes that provide critical habitat for wading birds and fish. Proper treatment of wastewater is essential to prevent nutrient enrichment and maintain water quality in this coastal environment.