Dāng-Deukhurī Jillā District —Dang-Deukhuri (red)Country NepalRegionMid-Western (grey)ZoneRapti (darker grey)Area • Total2,955 km2 (1,141 sq mi)Population (2001) • Total462,380 • Density160/km2 (410/sq mi)Time zoneNPT (UTC+5:45)Main language(s)Nepali, TharuCoordinates: 28°0′N 82°16′E / 28°N 82.267°E / 28; 82.267 (Deukhuri and Dang Valleys) Dang-Deukhuri, (Biggest Valley in South Asia) District is an Inner Terai district some 280 km west of Kathmandu in Rapti Zone of Nepal's Mid-Western Region. Dang-Deukhuri covers an area of 2,955 km² with population (2001) of 462,380.Ghorahi is the district's administrative center and largest city lying on thew lap of chure range.