Overview
VIMMERBY ARV serves approximately 99,400 people in Vimmerby, Sweden. The plant operates under Sweden's implementation of the EU Urban Waste Water Treatment Directive, which mandates secondary treatment for agglomerations of this scale.
VIMMERBY ARV is a municipal wastewater treatment plant serving the town of Vimmerby in Kalmar County, Sweden. With a population equivalent of roughly 99,400, it is classified as a large agglomeration under EU regulations. As a Swedish facility, VIMMERBY ARV is subject to the EU Urban Waste Water Treatment Directive (91/271/EEC), which requires secondary treatment for discharges to freshwater and estuaries from agglomerations over 10,000 population equivalent. For larger plants like this, more stringent treatment may be required if the receiving waters are designated as sensitive areas. The plant's treated effluent is discharged into the local watershed, which ultimately drains into the Baltic Sea via the Motala Ström system or nearby coastal streams. The Baltic Sea is a brackish inland sea with limited water exchange, making it sensitive to nutrient pollution. Effective wastewater treatment at plants like VIMMERBY ARV is crucial for reducing eutrophication and protecting marine ecosystems.
Environmental context
VIMMERBY ARV discharges into the local river system that flows through Kalmar County and eventually reaches the Baltic Sea. The Baltic Sea is a semi-enclosed brackish sea with a long residence time, making it highly susceptible to nutrient enrichment from wastewater and agricultural runoff. The plant's treatment performance directly influences the health of downstream aquatic habitats, including coastal zones that support diverse fish and bird populations.
Frequently asked questions
VIMMERBY ARV is located in Vimmerby, Kalmar County, Sweden, at Åbro, Vimmerby kommun, Kalmar län, 598 86.
The plant serves approximately 99,400 people, classifying it as a large agglomeration under EU regulations.
The treated effluent is discharged into the local river system, which eventually flows into the Baltic Sea. The plant must comply with discharge limits set by Swedish authorities under the EU Urban Waste Water Treatment Directive.
The plant protects the local watercourses in the Vimmerby area that drain into the Baltic Sea. By treating wastewater, it reduces nutrient and pollutant loads that could otherwise harm aquatic life in rivers and the sensitive Baltic Sea ecosystem.
As a Swedish plant serving over 10,000 people, VIMMERBY ARV is regulated under the EU Urban Waste Water Treatment Directive (91/271/EEC). This directive requires secondary treatment as a minimum, with more advanced treatment if the receiving waters are sensitive to eutrophication.
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