Electronic terrain and obstacle data(eTOD) obstacle data sets currently available include:eTOD Area 1-covering the entire State eTOD Area 2 for Nairobi/JKIA, Nairobi/Wilson, Moi Intl, Eldoret Intl, Kisumu airports.Obstale data survey are also available for Malindi, Nanyuki, Lamu Manda and Olkiombo airports. The data is distributed on CD-ROM