COV Bana Cigel Wastewater Treatment Plant, Prievidza, Slovakia

COV Bana Cigel is a wastewater treatment facility located in Prievidza, a town in the Trenčiansky kraj region of Slovakia. The plant serves a small population of 479 residents, reflecting its role in managing municipal wastewater for a local community. As a secondary treatment plant, it provides biological treatment to reduce organic pollutants and suspended solids before discharge. The plant operates under Slovakia's implementation of the EU Urban Waste Water Treatment Directive (91/271/EEC), which sets standards for collection and treatment based on agglomeration size. For small agglomerations like this one, secondary treatment is typically required, ensuring compliance with European environmental standards. The designed capacity of 1393 cubic meters per day indicates the plant's potential to handle higher loads, though current discharge volume is 98.03 cubic meters per day. The treated effluent is released into the local water system, which ultimately drains into the Váh River basin, a major tributary of the Danube River. The Danube flows into the Black Sea, making this plant part of a large transboundary watershed. The surrounding area features mixed urban and agricultural land use, and the plant's operations help protect downstream water quality and aquatic ecosystems.

The plant discharges into the local water network that feeds into the Váh River, a key tributary of the Danube River. The Danube flows southeast through Central and Eastern Europe before emptying into the Black Sea. This watershed supports diverse aquatic life and provides water for irrigation and industry. The plant's secondary treatment reduces nutrient loads, helping to prevent eutrophication in downstream water bodies.