Overview
Karlsborgs avloppsreningsverk serves 6,794 people in Karlsborg, Västra Götalands län, Sweden. The plant operates under Sweden's implementation of the EU Urban Waste Water Treatment Directive.
Karlsborgs avloppsreningsverk is a municipal wastewater treatment plant located in Karlsborg, Västra Götalands län, Sweden. It serves a population of approximately 6,794 people, placing it in the small-to-medium agglomeration category under EU classification. As a Swedish plant, it operates under the EU Urban Waste Water Treatment Directive (91/271/EEC), which requires secondary treatment for inland discharges from agglomerations of this size. The plant discharges into the local watershed, which ultimately drains into Lake Vättern, one of Sweden's largest lakes. Lake Vättern is a deep, oligotrophic lake known for its clear waters and supports diverse aquatic life, including salmonid fish species. The plant's operations contribute to protecting this ecologically sensitive water body from nutrient pollution.
Environmental context
The plant's treated effluent flows into the local watercourses that drain into Lake Vättern, Sweden's second-largest lake. Lake Vättern is a deep, cold, oligotrophic lake with high water quality, supporting a unique ecosystem including the endemic Vättern char. The lake is a vital drinking water source for surrounding communities and a popular recreation area. Protecting it from nutrient loading and pollutants is critical for maintaining its ecological health.
Frequently asked questions
The plant is located in Karlsborg, Västra Götalands län, Sweden, near the southern shore of Lake Vättern.
The plant serves approximately 6,794 people, classifying it as a small-to-medium agglomeration under EU definitions.
The plant discharges treated effluent into local watercourses that flow into Lake Vättern, a large oligotrophic lake in southern Sweden.
As a Swedish plant, it operates under the EU Urban Waste Water Treatment Directive (91/271/EEC), which mandates secondary treatment for inland discharges from agglomerations of this size.
Under the EU UWWTD, plants serving between 2,000 and 10,000 population equivalent in inland areas are required to provide secondary treatment, which typically involves biological processes to reduce organic matter and suspended solids.
Nearby plants