Theme | Databases | Source and map scale |
Topography | Digital Elevation Map (DEM) | ASTER 30 m resolution |
Climatic data | Mean monthly and daily precipitation, maximum and minimum temperature, solar radiation, wind speed, relative humidity, potential evaporation | Indian Meteorological Department (IMD) Climatological tables (1951-1980); Daily rainfall data available for raingauges in the watershed (1990-2010) from Water Resource Development Organisation, Government of Karnataka. |
Soil-physical data | Soil characteristics (% silt, sand, clay, rocks), field capacity, wilting point, hydraulic conductivity, depth to water table, properties for different soil layers varying with depth | National Bureau of Soil Survey and Land use planning (NBSS & LUP); NATMO, and Department of Science and Technology 1981, West India Soil Maps, USDA Soil Taxonomy, 1:100,000 |
Land use data | Ground cover | Landsat (ETM+) image and updated from Quick Bird (0.6 m resolution) images |
Gauge data | Daily river flows | State Water Resource Department, Karnataka |