Dhanbad district
Dhanbad district is one of the twenty-four districts of Jharkhand state, India, and Dhanbad is the administrative headquarters of this district. As of 2011 it is the second most populous district of Jharkhand (out of 24).
Geography
The district is bounded on the west by Giridih and Bokaro on the north by Giridih and Dumka and on the east and south by Purulia district of West Bengal. It is situated in the state of Jharkhand and lies between 23°37'3" N and 24°4' N latitude and between 86°6'30" E and 86°50' E longitude.
Natural divisions
The district can be divided into three broad natural divisions, namely, (I) the north and north western portions consisting of the hilly region, (ii) the uplands containing coal mines and most of the industries and (iii) the remaining uplands and plains lying to the south of the Damodar river consisting of cultivable flat lands. The north and north western division is separated for the entire length by the Grand trunk road.
In the western middle part of the district are the Dhangi hills, situated in the strip falling between the Grand trunk road in the north and the Grand chord line of the Eastern Railway. In the south, these hills extend from Pradhankhanta to Govindpur, reaching a maximum altitude of 1,256 feet at Dhangi. Further north, a branch of the Parasnath hill runs through Topchanchi and Tundi, the highest point of 1,500 feet being reached at Lalki. The southern part of the district is largely undulating land. The general slope is from west to east, the direction followed by the two major rivers, Damodar and Barakar.