Marma is a census town in Nirsa CD block in Dhanbad Sadar subdivision of Dhanbad district in the Indian state of Jharkhand. Marma is located at 23°46′N 86°44′E / 23.76°N 86.73°E. The region shown in the map is a part of the undulating uplands bustling with coalmines. While the Damodar flows along the southern boundary, the Barakar flows along the easte…Marma is a census town in Nirsa CD block in Dhanbad Sadar subdivision of Dhanbad district in the Indian state of Jharkhand. Marma is located at 23°46′N 86°44′E / 23.76°N 86.73°E. The region shown in the map is a part of the undulating uplands bustling with coalmines. While the Damodar flows along the southern boundary, the Barakar flows along the eastern boundary. Both the rivers form the boundary with West Bengal. Panchet Dam and Maithon Dam, along with their reservoirs, are prominently visible in the map. The entire area is covered in Nirsa. In Nirsa CD block 69% of the population live in rural areas and 31% live in urban areas. The official website of the district has announced the formation of two new CD blocks – Egarkund and Kaliasole, possibly carved out of Nirsa CD block. As of July 2019, there is no further information about the new CD blocks. BCCL operates Chanch/ Victoria Area partially within the region shown in the map. ECL operates Mugma Area fully within the region shown in the map.