King Salman Humanitarian Aid and Relief Center (KSrelief) has implemented many humanitarian projects and water and environmental sanitation services, as part of the Kingdom of Saudi Arabia's grant to support Yemen Humanitarian Response Plan 2020. KSrelief, in cooperation with the World Health Organization (WHO), improved access to water and sanitation services at 45 health centers, and increased the level of monitoring and evaluation at 117 health centers in Yemen, with a value of USD 7 million. KSrelief also provided water, sanitation and hygiene services and ensured the supply of safe water to targeted health centers in cooperation with UNICEF, at a cost of USD 9.2 million.