Overview
Talsu pilsetas biologiskas NAI serves Ģibuļu pagasts, Latvia, treating wastewater for approximately 26,788 people. The plant operates under EU Urban Waste Water Treatment Directive standards.
Talsu pilsetas biologiskas NAI is a wastewater treatment plant located in Pastende, Ģibuļu pagasts, Talsu novads, Latvia. It serves a population of approximately 26,788, classifying it as a medium-sized agglomeration under EU regulations. The plant is situated inland, more than 50 km from the coast, and its operations are part of Latvia's municipal wastewater infrastructure. As a plant serving over 10,000 people, it falls under the EU Urban Waste Water Treatment Directive (91/271/EEC), which requires secondary treatment as a minimum. For sensitive areas, tertiary treatment may be mandated. The designed capacity of 1.00 (likely in thousands of cubic meters per day) suggests the plant is sized to handle the local load. The plant's biological designation indicates biological treatment is employed. The plant discharges treated effluent into local watercourses that eventually drain into the Baltic Sea via the Irbe Strait or the Gulf of Riga. The surrounding region includes agricultural and forested areas, and the plant plays a key role in protecting downstream water quality and aquatic ecosystems from nutrient pollution.
Environmental context
The plant's treated effluent flows into local rivers and streams within the Irbe River basin, ultimately reaching the Baltic Sea. The Baltic Sea is a brackish, semi-enclosed sea with limited water exchange, making it sensitive to nutrient inputs that can cause eutrophication. The plant's operations help reduce the load of organic matter and nutrients, supporting the ecological health of downstream water bodies and the coastal environment.
Frequently asked questions
The plant is located in Pastende, Ģibuļu pagasts, Talsu novads, Latvia, with the postal code LV-3251.
The plant serves approximately 26,788 people, classifying it as a medium-sized agglomeration under EU regulations.
The treated effluent is discharged into local watercourses that flow into the Irbe River basin and eventually reach the Baltic Sea.
As a Latvian plant serving over 10,000 people, it operates under the EU Urban Waste Water Treatment Directive (91/271/EEC), which mandates secondary treatment and, if in a sensitive area, tertiary treatment.
Plants of this scale in Latvia typically employ biological treatment (activated sludge or similar) to meet EU secondary treatment standards, with nutrient removal if discharging into sensitive waters.
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