Gminna oczyszczalnia sciekow w Lesku - Advanced Wastewater Treatment in Lesko, Poland

Gminna oczyszczalnia sciekow w Lesku is a municipal wastewater treatment plant located in Lesko, within the Podkarpackie Voivodeship of southeastern Poland. The plant serves a population of 6,633, classifying it as a medium-sized agglomeration under Polish and EU regulations. It operates with advanced treatment technology, ensuring high-quality effluent before discharge. The plant has a designed capacity of 13,400 m³/day and currently treats an average daily volume of 945.76 m³, indicating significant reserve capacity. As an advanced treatment facility, it likely incorporates nutrient removal processes to meet stringent Polish and EU standards. The plant falls under the EU Urban Waste Water Treatment Directive (91/271/EEC), which requires appropriate treatment levels based on population equivalents and receiving water sensitivity. The treated effluent is discharged into the San River basin, which flows into the Vistula River and eventually into the Baltic Sea. The plant plays a crucial role in protecting the local aquatic environment, particularly the San River, which supports diverse aquatic life and is part of a broader ecological network in the Carpathian region.

The plant discharges into the San River, a major tributary of the Vistula River, which ultimately drains into the Baltic Sea. The San River flows through the Carpathian foothills, supporting diverse aquatic ecosystems and serving as a migratory corridor for fish species. The advanced treatment level helps minimize nutrient loading and protects downstream water quality in this ecologically sensitive region.