Korba district

Korba District is an administrative district of Chhattisgarh state in central India. The headquarter of this district is Korba.
Geography.
The district is situated in the Northern Rocks of the state. Most of the land which has plateau from the Maikal ranges of the Satpura hills, is high and low and open. The biggest area of this open land is spread near Pasan. Hasdeo River has three tributaries: Gajechorai, Tan and Ahiran. On the banks of the rivers are small obstructions, thin forest area and bastties. The area's most important hill is Karela Hill with a height of . To the north of Katghora, the slope of the valleys of the Hasdeo and Gage is very less and joins the Surguja District in the north. The Tan and Chorai Rivers joins the River Hasdeo from opposite directions - from the east and the west. Towards the northern banks are the Gurudwari Hill, Janta Hill, Matin and Dhajag Hills.
Korba is known for its coal mines such as Gevra Area (one of the biggest coal mines of Asia), Kusmunda Area and Dipka Area, all located in Korba Coalfield. It also has power plants such as NTPC, CSEB, and Bharat Aluminium Company (BALCO).
Demographics.
According to the 2011 census, Korba district has a population of 1,206,640, roughly equal to the nation of Bahrain or the US state of New Hampshire. This gives it a ranking of 395th in India (out of a total of 640). The district has a population density of . Its population growth rate over the decade 2001-2011 was 19.25%. Korba has a sex ratio of 971 females for every 1000 males, and a literacy rate of 73.22%. Scheduled Castes and Scheduled Tribes made up 10.3% and 40.9% of the population respectively.
At the time of the 2011 Census of India, 82.68% of the population in the district spoke Chhattisgarhi, 11.61% Hindi and 1.00% Kurukh as their first language.
Culture.
The district is known for its tribal culture. The largest tribes are the Gonds and Kawars, with smaller numbers of Kurukh, Binjhwar, Dhanwar and Majhwar.