Source: UN Office for the Coordination of Humanitarian Affairs
Country: South Sudan
Around 646,400 people are displaced inside South Sudan, with the largest number in Upper Nile State. Another 123,400 people have fled to neighbouring countries.
Aid organizations have assisted nearly 291,000 people so far; the majority outside UN bases in rural areas.
Over 2,200 children were vaccinated against measles in Bor. The 3-day campaign responded to a suspected measles outbreak in the UN base.
Inter-agency needs assessments in Jonglei and Upper Nile states found large share of people displaced sheltering with host communities.
UN aid chief Valerie Amos arrived in South Sudan on 27 January to assess the humanitarian situation.