Project Mon. “Construction of sanitary sewage and sewage treatment plant for the city of Krzywiń” will be carried out in Krzywiń commune, Kościański county, Wielkopolska voivodship. The project concerns the construction of sewage treatment plant and sanitary sewage system for the city of Krzywiń – stage I – IV. The final beneficiary of the project requested for funding under the CSF is the municipality Krzywiń, located in the Kościan County. The final beneficiaries to whom this project is addressed will be all residents of the municipality.As part of the project, a sewage treatment plant with a capacity of 285 m³/d for the town of Krzywiń will be implemented. Treated waste water and rain and melt water from the designed municipal waste water treatment plant, will be discharged in km 0+ 195 to the Lubin “A”, a total collector with a diameter of O 300 mm. The same length of waste water treatment plant is planned to be located on a municipal plot located within the geodesic area of the Red Village, for which there is a local plan for land use for the construction of sewage treatment plant and where at the present time there is a reculted waste disposal site of municipal waste. 10,10 km; pressure: 3,55 km and nooks: 3.30 km).Key product indicators obtained in 2018:- length of built sanitary sewage system – 16.950 km- number of built municipal waste water treatment plants – 1 pcs.