Overview
Bregaglia Vicosoprano secondary treatment plant serves 711 people in Borgonovo, Switzerland. It discharges 322.74 m³/day of treated wastewater into the local watershed.
Bregaglia Vicosoprano is a municipal wastewater treatment plant located in Borgonovo, within the Bregaglia municipality in the canton of Graubünden, Switzerland. The plant serves a small population of 711 residents and has a designed capacity of 1,188 m³/day, with an actual discharge volume of 322.74 m³/day. The plant provides secondary treatment, which is the standard biological treatment required under Swiss water protection legislation. Switzerland's Water Protection Act (Gewässerschutzgesetz) mandates that wastewater from agglomerations be treated to prevent pollution of water bodies. For small communities like Bregaglia Vicosoprano, secondary treatment is typically sufficient to meet effluent quality standards. The treated effluent is discharged into the local watershed, which ultimately drains into the Maira River (Italian: Mera) and then into Lake Como in Italy. This alpine region is ecologically sensitive, supporting diverse aquatic life and contributing to the water quality of downstream ecosystems. The plant plays a key role in protecting the local streams and the larger hydrological network.
Environmental context
The plant discharges into the Maira River basin, which flows through the Bregaglia Valley into Lake Como, a major Italian lake. The alpine watershed is characterized by steep terrain and fast-flowing streams that support sensitive aquatic species. Protecting water quality here is critical for maintaining the ecological health of the downstream lake and its recreational uses.
Frequently asked questions
The plant is located in Borgonovo, within the Bregaglia municipality in the canton of Graubünden, Switzerland.
The plant serves a population of 711 residents.
The treated wastewater is discharged into the local watershed, which flows into the Maira River and eventually into Lake Como in Italy.
The plant provides secondary treatment, which is the standard biological treatment required under Swiss water protection regulations.
The plant operates under the Swiss Water Protection Act, which requires adequate treatment for all agglomerations. For small communities like this, secondary treatment is typically sufficient to meet effluent standards.
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