Overview
ST OUEN SE is a municipal wastewater treatment plant serving Saint-Ouen in the Hauts-de-France region of France. It treats wastewater for approximately 5,720 people, operating under the EU Urban Waste Water Treatment Directive.
ST OUEN SE is a municipal wastewater treatment plant located in Saint-Ouen, a commune in the Somme department of the Hauts-de-France region in northern France. The plant serves a population of approximately 5,720 people, classifying it as a small agglomeration under EU regulations. As a French facility, ST OUEN SE operates under the EU Urban Waste Water Treatment Directive (91/271/EEC), which requires appropriate treatment for discharges into freshwater and estuarine environments. For agglomerations of this size, secondary treatment is typically mandated to reduce organic matter and suspended solids before discharge. The plant's treated effluent is discharged into the local water system, which ultimately drains into the Somme River basin. The Somme River flows westward into the English Channel, supporting diverse aquatic habitats and migratory fish species. The plant plays a key role in protecting downstream water quality and the ecological health of the Somme estuary.
Environmental context
ST OUEN SE discharges into the Somme River basin, which flows into the Somme estuary and then the English Channel. The Somme River supports a variety of aquatic life, including fish species such as salmon and eel, and its estuary is an important area for migratory birds. The plant's treatment helps maintain water quality in this ecologically sensitive watershed.
Frequently asked questions
ST OUEN SE is located in Saint-Ouen, a commune in the Somme department of the Hauts-de-France region in northern France.
ST OUEN SE serves approximately 5,720 people, classifying it as a small agglomeration under EU regulations.
The plant discharges treated effluent into the local water system, which flows into the Somme River basin and eventually reaches the English Channel.
As a French wastewater treatment plant, ST OUEN SE operates under the EU Urban Waste Water Treatment Directive (91/271/EEC), which sets standards for collection and treatment based on agglomeration size.
For small agglomerations in France, secondary treatment is typically required to reduce organic matter and suspended solids before discharge into freshwater or estuarine environments.
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