||A survey of strategic water sources carried out in Galmudug State and selected districts in Hiraan, Middle and Lower Shabelle Regions Regions of Somalia in 2018. The survey objective was to provide up to date reliable data and information on strategic water sources in South Central Somalia to support decision-making and interventions. SWALIM-developed tools for water sources data collection and monitoring, including an Android mobile phone-based data collection kit (ODK – Open Data Kit) were used. Field survey included visiting the strategic water sources and collecting data on location (GPS coordinates), water usage, physical parameters, water quality, focus group discussions and interviews with key informants. Five hundred and nineteen (519) water sources were surveyed, and an additional 291 data from Bay and Bakool Regions incorporated. One hundred and thirty three (133) water samples were collected and tested in a laboratory for heavy metals and common compounds. Results of the survey are presented in the form of maps and charts. A report “Survey of strategic water sources in Galmudug state and selected districts in Hiraan, Middle and Lower Shabelle Regions” was published.