Analisis Kesesuaian Lahan Stasiun Pengisian Bahan Bakar Umum (SPBU) Di Kota Semarang Dengan Sistem Informasi Geografis

Semarang city with an area of 373.70 km2 is a growing city that is dense in terms of population and distribution of motor vehicles consume fuel every day. Therefore the gas stationas an authorized agent distributor of fuel is also growing rapidly. Number of the establishment, especially in the area of Semarang gas stations could not be separated from the benefits and disadvantages especially issues of land suitability. Besides the suitability of the land must also be a location permit issued either by the local government / municipal. In this case the GIS has benefits that can be used to analyze the suitability of land filling stations using Analytical Hierarchy Processing (AHP).From the analysis using Analytical Hierarchy Process (AHP) showed large weights for each parameter by 32.29% for the slope of the land, 27.48% for the class of roads, 15.57% for the distance to the nearest gas station, 10.21% for the number of vehicles per sub-district, 6.79% for a potential landslide area, 4.67% for areas of potential flooding, and 3% for the distance to the settlements.From the resulting overlay maps scoring result obtained three classifications of land suitability is very suitable, appropriate and not appropriate. Of total stations in the city of Semarang as many as 60 gas stations, land suitability analysis found as many as 25 gas stations in the category very fit, 31 gas stations fit into the category, and 4 gas stations do not fit into the category