Overview
Elva reoveepuhasti is a municipal wastewater treatment plant serving Elva, Estonia. It treats wastewater for approximately 6,687 residents in the Tartu County region.
Elva reoveepuhasti is the municipal wastewater treatment facility for the town of Elva, located in Tartu County, Estonia. The plant serves a population of approximately 6,687 people, placing it in the small-to-medium agglomeration category under Estonian and EU regulations. As an Estonian facility, the plant operates under the EU Urban Waste Water Treatment Directive (91/271/EEC), which requires secondary treatment for agglomerations of this size. The directive also mandates more stringent treatment if the receiving waters are sensitive to eutrophication. The plant's treatment processes are designed to meet these standards, ensuring compliance with national and EU environmental regulations. The treated effluent is discharged into local water bodies that eventually drain into the Gulf of Finland via the Emajõgi River and Lake Peipus. This watershed supports diverse aquatic life and is an important ecological corridor in the region. The plant plays a key role in protecting water quality in the Elva River and downstream environments.
Environmental context
Elva reoveepuhasti discharges treated wastewater into the Elva River, which flows into the Emajõgi River and then into Lake Peipus, one of Europe's largest transboundary lakes. The lake ultimately drains into the Gulf of Finland via the Narva River. This watershed supports diverse aquatic ecosystems, including fish spawning grounds and migratory bird habitats. The plant's operations are critical to preventing nutrient pollution that could lead to eutrophication in these sensitive water bodies.
Frequently asked questions
Elva reoveepuhasti is located at 30 Palu tee, Verevi, Elva linn, Elva vald, Tartu maakond, Estonia.
The plant serves approximately 6,687 residents in the town of Elva and surrounding areas.
Treated wastewater from the plant is discharged into the Elva River, which flows into the Emajõgi River and eventually reaches Lake Peipus and the Gulf of Finland.
As an Estonian facility, the plant operates under the EU Urban Waste Water Treatment Directive (91/271/EEC), which requires secondary treatment for agglomerations of this size and may require tertiary treatment if the receiving waters are sensitive.
Under the EU UWWTD, plants serving 2,000 to 10,000 population equivalents typically require secondary treatment. In Estonia, this often involves biological treatment processes to meet effluent quality standards.
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