Overview
Lostwithiel STW is a secondary treatment plant serving 3,133 people in Cornwall, England. It discharges 697.51 m³/day of treated effluent near the coast, with a designed capacity of 3,413 m³/day.
Lostwithiel STW is a wastewater treatment plant located in Lostwithiel, Cornwall, England, serving a population of approximately 3,133. The facility provides secondary treatment, a standard level for small agglomerations under UK regulations, and has a designed capacity of 3,413 m³/day, with an average discharge volume of 697.51 m³/day. As a secondary treatment plant, Lostwithiel STW meets the requirements of the EU Urban Waste Water Treatment Directive (91/271/EEC), which mandates secondary treatment for discharges to freshwater and estuaries from agglomerations of this size. The plant operates under the regulatory framework of the UK Environment Agency, which issues permits for discharges to ensure compliance with environmental standards. The treated effluent is discharged into the local water environment, ultimately reaching the English Channel via the River Fowey. The plant's proximity to the coast (within 10 km) means its discharge can influence coastal water quality, supporting marine ecosystems and recreational waters in the region.
Environmental context
Lostwithiel STW discharges into the River Fowey catchment, which flows into the English Channel near Fowey. The river supports diverse aquatic life, including salmon and sea trout, and the estuary is an important habitat for birds and marine species. The coastal waters are used for recreation and tourism, making nutrient and pathogen control critical to protect water quality and ecosystem health.
Frequently asked questions
Lostwithiel STW is located in Lostwithiel, Cornwall, England, with the postcode PL22 0LB. It serves the local community and discharges into the River Fowey catchment.
The plant serves a population of approximately 3,133 people, classifying it as a small agglomeration under the EU Urban Waste Water Treatment Directive.
The plant discharges treated effluent into the River Fowey catchment, which flows into the English Channel. The average discharge volume is 697.51 m³ per day.
Lostwithiel STW provides secondary treatment, which is the standard required by the EU Urban Waste Water Treatment Directive for discharges to freshwater and estuaries from agglomerations of this size.
The plant operates under UK environmental regulations, enforced by the Environment Agency. It must comply with discharge permits that set limits on pollutants to protect the River Fowey and coastal waters.
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