This document is an internal Kenya country impact study of initiatives supported THE UN-HABITAT Water and Sanitation Trust Fund (WSTF). The objective of the WSTF, established in 2003, was to bring in new investment and ideas, expand service coverage for poor urban dwellers and help build momentum for achieving the MDGs.The impact study reviewed the overall strategy of the WSTF, examined the Kenya country context and the UN-HABITAT country strategy, and undertook an impact study of specific projects. Information was gathered from project documents, interviews with key stakeholders including project beneficiaries, and field visits.