The incident took place at around 1 pm at a remote place between Harangajao railway station and Milongdisa.
Northeast Frontier (NEF) Railway Chief Public Relation Officer SS Hajong said in Guwahati that the train was on its way from Lumding to Silchar.
Hajong said only one person was injured in the incident. However, earlier reports from Haflong had mentioned the number of injured was around 20-25.
Senior railway officials rushed to the spot and work has been taken up to repair parts of the track which was damaged due to the derailment, Hajong said.
All railway services in the metergauge track connecting Barak Valley to the rest of Assam has been temporarily stopped till the track is restored.
Guwahati/Haflong: One person was injured when four coaches of the Barak Valley Express derailed this afternoon at Dima Hasao Hills district of Assam.
First Published: Saturday, January 12, 2013, 23:10