Durgapur () is a planned tier-II urban agglomeration and a major industrial city in Paschim Bardhaman district in the Indian state of West Bengal. It is the fourth largest urban agglomeration after Kolkata, Asansol and Siliguri in West Bengal and a major industrial hub of West Bengal. It was planned by two American architects, Joseph Allen Stein and Benjamin Polk in 1955. Durgapur is the only city in eastern India to have an operational dry dock. Durgapur has been nicknamed the 'Ruhr of India'. Geography Location Durgapur is located at . It has an average elevation of . Durgapur is in the Paschim Bardhaman district of West Bengal, on the bank of the Damodar River, just before it enters the alluvial plains of Bengal. The topography is undulating. The coal-bearing area of the Raniganj coalfields lies just beyond Durgapur; some parts intrude into the area. The area was deeply forested until recent times, and some streaks of the original sal and eucalyptus forests can still be seen. Civic administration Police stations Durgapur police station, located on Aurobindo Avenue, Durgapur Steel Township, has jurisdiction over parts of Andal CD Block. The area covered is 80 km2 and the population covered is 292,841. Coke Oven police station, located near Durgapur railway station, has jurisdiction over parts of Durgapur municipal corporation. The area covered is 49 km2 and the population covered is 136,181. New Township police station, located in MAMC township, has jurisdiction over parts of Durgapur municipal corporation and Faridpur Durgapur CD Block. The area covered is 23 km2 and the population covered is 160,411. Demographics In the 2011 census, Durgapur Urban Agglomeration had a population of 581,409 out of which 301,700 were males and 279,709 were females. The 0–6 years population was 51,930. Effective literacy rate for the 7+ population was 87.70. Durgapur Urban Agglomeration included Durgapur (M. Corp) and 2 census towns: Bamunara and Arra. In the 2011 census, Durgapur Municipal Corporation had a population of 566,937 out of which 294,349 were males and 272,588 were females. The 0–6 years population was 50,512. Effective literacy rate for the 7+ population was 87.84. Religion According to Census of India 2011, Hinduism is the predominant religion in this city, followed by Islam, Christianity, Sikhism, Buddhism, Jainism and others. Out of 5,66,517 people living in Durgapur (Municipal Corporation); 5,19,122 are Hindus (91.63%), 35,923 are Muslims (6.34%), 1889 are Christians (0.36%), 2346 are Sikhs