| Source agency | Time period | Data set | Scale | Coverage (Hectare) | Delineation of Geological Hazard | Categorization of Landuse Capability |
| Construction Agency of Taiwan Provincial Government | 1980-1997 | Enviromental geological database of metropolitan areas | 1/5000 | 345,000 | Landslides, faults, dumping sites and abandoned mines are indicated on the environmental geological map. | Four categories of hazard are indicated on the landslide susceptibility map to show the relative cost of the land development |
| Central Geological Survey | 1979-1984 | Engineering geological survey of the residential lands in the sloping areas. | 1/25000 | 141,122 | Geological map shows the location of faults. Slopw map shows the steepness of the slope. | A development proposal plan is given to advise the areas of suitability of land development. |
| Agriculture Council | 1991-1998 | Identification of streams prone to debris flows. | 1/100000 partial 1/5000 - 1/10000 | Whole Taiwan | A distribution map of the streams prone to debris flow. | Nil |
| National Science Council, Ministry of Interiors, and Taipei City Government | 1975-1987 | Landuse Capability and natural hazard mapping | 1/25000 1/15000 1/10000 1/5000 1/1200 | 91,941 | Potential hazard is indicated on the landform unit (defined on basis of geological and geomorphological factors). | Landuse intensity and risks are proposed on the maps. No information of landslide location and extent. |
| Construction Administration Agency of Ministry of Interiors | 1995-1997 | Environmental Sensitive areas and Land suitability maps. | Regional Plans of North, Mid, South, & East Tw. | Compiled data of Whole Taiwan areas | Data compilation | Nil |