Staunton Pitts Mill STW - Secondary Wastewater Treatment in Forest of Dean, Gloucestershire

Staunton Pitts Mill STW is a wastewater treatment plant located in Staunton, Forest of Dean, Gloucestershire, England. It serves a population of approximately 2,950 people, classifying it as a small agglomeration under UK and EU regulatory frameworks. The plant is situated inland, about 50 km from the coast, and its treated effluent ultimately drains into the River Severn catchment. The plant provides secondary treatment, which is the standard required by the EU Urban Waste Water Treatment Directive (91/271/EEC) for freshwater discharges from agglomerations of this size. The designed capacity is 3,250 m³/day, with an average daily discharge volume of 656.77 m³/day, indicating operational headroom. As a UK facility, it operates under environmental permits issued by the Environment Agency, ensuring compliance with discharge quality standards. The receiving water body is a local stream or river within the Severn basin, which flows into the River Severn and then the Bristol Channel. The Severn estuary supports diverse aquatic life and is an important migratory corridor for fish species. The plant's secondary treatment helps protect downstream water quality and ecological health.

The plant discharges into a local watercourse within the River Severn catchment, which flows into the Severn Estuary and then the Bristol Channel. The Severn Estuary is ecologically sensitive, supporting diverse aquatic life and serving as a key migratory route for salmon and eels. Secondary treatment helps reduce organic pollutants and protect downstream habitats.