Overview
UWWTP kvKremikovtzi Sofia is an advanced treatment plant serving about 37,000 people in Sofia, Bulgaria. It discharges treated wastewater into the local watershed, contributing to the protection of the Iskar River and downstream Danube River basin.
UWWTP kvKremikovtzi Sofia is a municipal wastewater treatment plant located in the Kremikovtzi district of Sofia, Bulgaria. The facility serves an estimated population of 37,327 and is designed to handle a capacity of 42,500 cubic meters per day, with a current discharge volume of 908.14 cubic meters per day. The plant employs advanced treatment processes, which go beyond the secondary treatment required by the EU Urban Waste Water Treatment Directive (91/271/EEC) for agglomerations of this size. As a Bulgarian facility, it operates under national regulations aligned with EU standards, ensuring high-quality effluent before discharge. The treated effluent is released into the local watershed, which drains into the Iskar River, a major tributary of the Danube River. The Danube ultimately flows into the Black Sea, making the plant's advanced treatment crucial for protecting downstream aquatic ecosystems and the Black Sea marine environment.
Environmental context
The plant discharges into the Iskar River basin, which flows into the Danube River and eventually the Black Sea. This watershed supports diverse aquatic life and is an important ecological corridor in the region. The advanced treatment helps reduce nutrient loading and pollution, safeguarding water quality in the downstream river systems and the Black Sea coastal zone.
Frequently asked questions
The plant is located in the Kremikovtzi district of Sofia, Bulgaria, near the Chelopechene hunting lodge and Kremikovtsi railway station.
The plant serves approximately 37,327 people in the Kremikovtzi area of Sofia.
The treated effluent is discharged into the local watershed, which drains into the Iskar River, a tributary of the Danube River, and ultimately reaches the Black Sea.
The plant provides advanced treatment, which exceeds the secondary treatment standard required by the EU Urban Waste Water Treatment Directive for agglomerations of this size.
As a Bulgarian facility, it operates under national regulations that implement the EU Urban Waste Water Treatment Directive, ensuring appropriate treatment for the population served and protection of receiving waters.
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