COV Skalna Wastewater Treatment Plant, Skalná, Czech Republic

COV Skalna is a municipal wastewater treatment plant located in Skalná, a town in the Karlovarský kraj region of the Czech Republic. The plant serves a population of 1,385 and operates under the Czech regulatory framework, which implements the EU Urban Waste Water Treatment Directive (91/271/EEC). As a small agglomeration, it is required to provide secondary treatment, which the plant meets. The plant has a designed capacity of 2,375 m³/day and currently treats an average discharge volume of 597.67 m³/day. The treatment process is secondary, ensuring effective removal of organic matter and suspended solids. The plant's performance is monitored under national permits aligned with EU standards, though specific permit details are not publicly listed. The treated effluent is discharged into local watercourses that drain into the Ohře River basin, which flows into the Elbe River and ultimately reaches the North Sea. The plant plays a key role in protecting the water quality of the Ohře River and its downstream ecosystems, supporting aquatic life and recreational uses.

The plant discharges into the Ohře River basin, a tributary of the Elbe River, which flows into the North Sea. The Ohře River supports diverse aquatic life and is used for recreation and fishing. The plant's secondary treatment helps reduce nutrient and organic pollution, protecting downstream water quality in the Elbe estuary and the North Sea.