Detailed case studies were presented from a range of EU Member States, namely Poland, Croatia, Sweden and Denmark. During the second day, participants had the opportunity to visit Czajka Wastewater Treatment Plant (WWTP), the main WWTP serving Warsaw, and the largest and most modern wastewater treatment plant in Poland. The plant is designed for a population of 2.1 million people and a daily inflow of 435,000m³. |