Many of the areas of the city are extremely flat. About 77.37% is within the 0-8% slope category. Barangays belonging to this region are Centro, Looc, South Special Administrative Zone, Cambaro, Opao, Umapad, Paknaan, Alang-alang, Tipolo, Ibabao, Guizo, Subangdaku, Mantuyong, Maguikay and Tabok. The greater portion of the city, comprising about 70%, is dominated by the Mandaue Clay Loam soil series. This is in the 0-2% and 2-5% slope ranges. Faraon clay loam characterizes the rest of the land with slope range from 5-8% and up to 25-40%.