 About 18.9% of the urban, 3.7% of the rural and 4.4% of the total population have access to drinking water.In October 2004, a referendum was held in about 420 kebeles in 12 woredas across five zones of the Somali Region to settle the boundary between Oromia and the adjacent Somali Region.According to the official results of the referendum, about 80% of the disputed areas have fallen under Oromia administration, though there were numerous allegations of voting irregularities in many of them.