GOS Chrzanów, Chrzanów | Poland Wastewater

Overview

GOS Chrzanów is a municipal wastewater treatment plant serving Chrzanów, Poland, in the Lesser Poland Voivodeship. It treats wastewater for approximately 63,933 residents.

GOS Chrzanów is a municipal wastewater treatment plant located in Chrzanów, within the Lesser Poland Voivodeship (województwo małopolskie). The plant serves a population of approximately 63,933 people, placing it in the medium-to-large agglomeration category under Polish and EU regulations. As a plant of this scale in Poland, it operates under the EU Urban Waste Water Treatment Directive 91/271/EEC, which requires secondary treatment as a minimum for agglomerations above 2,000 population equivalent. For sensitive areas, tertiary treatment may be mandated. It is expected to meet national standards aligned with EU directives. The treated effluent from the plant is discharged into the local watershed, which ultimately drains into the Vistula River basin. The Vistula flows northward through Poland into the Baltic Sea. The plant plays a key role in protecting local water quality and the downstream aquatic environment, including the Vistula's diverse ecosystems.

Environmental context

GOS Chrzanów discharges into the local water system, which is part of the Vistula River basin. The Vistula is Poland's longest river and flows into the Baltic Sea, supporting diverse aquatic life and serving as an important ecological corridor. The plant's operations help reduce nutrient and pollutant loads, contributing to the health of downstream waters and the Baltic Sea, which is sensitive to eutrophication.

Frequently asked questions

GOS Chrzanów is located in Chrzanów, in the Lesser Poland Voivodeship (województwo małopolskie), southern Poland.

The plant serves approximately 63,933 residents, classifying it as a medium-to-large agglomeration under EU regulations.

The treated effluent is discharged into the local water system, which is part of the Vistula River basin, ultimately flowing into the Baltic Sea.

As a plant serving over 10,000 population equivalent, it falls under the EU Urban Waste Water Treatment Directive (91/271/EEC), which mandates secondary treatment and, in sensitive areas, tertiary treatment to reduce nutrient pollution.

In Poland, plants of this scale typically employ secondary biological treatment, often with nutrient removal, to comply with EU standards and protect the Baltic Sea from eutrophication.