From the dataset abstract

(1) This map shows where humanitarian agencies have or will distribute shelter kits at sub district level. (2) The data on these distributions is that which has been reported at nagari...

Source: Indonesia: Sumatra Earthquake - Shelter Cluster - Who and Where - Shelter Kits as at 27 Oct 2009 Indonesia: Gempa Sumatra - Cluster tempat tinggal sementara - peralatan tempat tinggal sementara per 27 Okt 2009