The principal aim of this survey is to attempt to ascertain the extent of corruption in service delivery in the public water sector in Machakos County. It also aims to determine how citizens understand and perceive it and how actual “users” of the system, including businesses and citizens have actually experienced it in practice. The survey aims at: providing knowledge on the extent of corruption in service delivery in the public water sector in the county; provide data on some of the empirically describable dimensions of corruption upon which governance and anti-corruption policies, strategies and measures should be formulated by the county; and measure perceptions relating to corruption and delivery of public service in the sector.