This folder contains expenditure and service level data for water supply systems and sanitation facilities in Burkina Faso. Additionally a sample of the survey tools used to collect this data are provided.Data was collected in nine rural and peri-urban service areas spanning three regions of Burkina Faso: Centre, Haute-Bassins and Nord. More than 2,500 household surveys were conducted across all nine service areas allowing for a comparison of expenditure and service levels. The sample size and distribution were designed to illustrate the Burkina Faso context, but do not represent a statistically significant sample of the regional or national reality.