HOW TO CHOOSE SMALL WASTEWATER TREATMENT PLANT?
The paper presents a methodology of choice of a small wastewater treatment plant for single homesteads or facilities serving up to 50 people. The selection criteria were divided into 4 groups: technical, environmental, social and economic. They depend on who is the decision maker: a private owner or commune authority. Appropriate calculators in the form of Excel spreadsheets are recommended to be used during appraisal procedure.