 East of the Kasaunti or Krishnawati river stream, the elevation of 626 m and relative relief of 160 m is found near Mukandpura village.North-west and south of Narnaul town, rounded hillocks and elliptical hills are prominent features of the landscape in the sandy terrain between the Dohan and Kasaunti streams.The elevation of the conical hillock near Thans village is the highest, 652 m.
Recently Nangal Choudhary is granted status of Tehsil and Municipal Committee by Haryana Chief Minister Mr. Bhupender Singh Hooda during a public rally held at Nangal Choudhary on 6 May 2012.