Negros Occidental


Dataset Description Data Format Projection Information Data Source Version

Administrative Boundaries

Includes provincial, municipal, and barangay boundaries

ESRI Shapefile (.shp)

WGS 1984, Lat/Long


2 (2011)

Landsat 7 ETM+  (Enhanced Thematic Mapper Plus)

15-m spatial resolution panchromatic band, 3 spectral bands

ERDAS Imagine (.img)

WGS 1984, UTM Zone 51N



ASTER GDEM (Advanced Spaceborne Thermal Emission and Reflection Radiometer – Global Digital Elevation Model)

30-m spatial resolution of province’s bounding box


WGS 1984, Lat/Long


2 (2011)

San Carlos City Boundary and Roads



WGS 1984, Lat/Long

Data courtesy of Rico Hizon


Negros Occidental is located in the western side of Negros Island, the fourth largest island in the Philippines, with a total land area of 7,802.54 square kilometres (3,012.58 sq mi).  If Bacolod City is included for geographical purposes, the province has an area of 7,965.21 square kilometres (3,075.38 sq mi).  The province is approximately 375 kilometres (233 mi) long from north to south. It is bounded by the Visayan Sea in the north, Panay Gulf on the west, Negros Oriental province and Tañon Strait on the east and Sulu Sea on the south. Negros is basically volcanic, making its soil ideal for agriculture. Eighty percent of all arable land is cultivated. Sugarbowl of the Philippines", the sugar industry is the lifeblood of the economy of Negros Occidental, producing more than half of the country's sugar. A fishing industry is found in Cadiz City, and other fishponds dot the province. One of the country's largest copper mines is located in Sipalay City. There also exists a cottage industry which produced handicrafts made from indigenous materials.