Overview
Stegholt Centralrenseanlaeg is a wastewater treatment plant serving Aabenraa, Denmark, with a population equivalent of 29,578. It operates under the EU Urban Waste Water Treatment Directive, which mandates secondary treatment for agglomerations of th
Stegholt Centralrenseanlaeg is a wastewater treatment plant located in Aabenraa, a town in southern Denmark. The plant serves a population equivalent of 29,578, placing it in the medium agglomeration category under EU classification. It is situated near the coast of the Baltic Sea, which influences its environmental significance. As a Danish facility, the plant operates under the EU Urban Waste Water Treatment Directive (91/271/EEC), which requires secondary treatment for agglomerations between 10,000 and 150,000 population equivalent. For plants in sensitive areas, such as those discharging into the Baltic Sea, tertiary treatment may be required to reduce nutrient loads. The plant's designed capacity is 1.00 (likely in thousand cubic meters per day or similar unit), indicating a moderate scale of operations. The treated effluent from Stegholt Centralrenseanlaeg is discharged into the local watershed, which ultimately drains into the Baltic Sea. The Baltic Sea is a semi-enclosed sea with limited water exchange, making it sensitive to nutrient pollution. The plant's discharge contributes to the overall nutrient load in the region, and its treatment level is critical for protecting the marine environment and supporting aquatic life.
Environmental context
The plant discharges into the local watershed that flows into the Baltic Sea, a brackish sea with sensitive ecosystems. The Baltic Sea is known for its vulnerability to eutrophication due to nutrient inputs from wastewater and agriculture. The plant's location in southern Denmark means its effluent affects coastal waters that support diverse marine life, including fish and bird populations. Effective treatment is essential to minimize nutrient loading and protect the ecological balance of the region.
Frequently asked questions
Stegholt Centralrenseanlaeg is located in Aabenraa, a town in southern Denmark, near the coast of the Baltic Sea.
The plant serves a population equivalent of 29,578, classifying it as a medium-sized agglomeration under EU standards.
The treated effluent is discharged into the local watershed, which ultimately flows into the Baltic Sea. The discharge point is within 50 km of the coast, impacting coastal waters.
As a Danish plant, it operates under the EU Urban Waste Water Treatment Directive (91/271/EEC), which requires secondary treatment for agglomerations over 10,000 PE. For discharges into sensitive areas like the Baltic Sea, tertiary treatment may be mandated.
Plants of this scale in Denmark typically provide at least secondary treatment, often with nutrient removal to meet Baltic Sea protection requirements. The EU UWWTD sets the minimum standard, and Danish regulations may impose stricter limits.
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