The refugees from Arakan area of Myanmar fled and entered Lawngtlai district due to clashes between the Arakan rebels and the Myanmarese Army and the last wave of refugees arrived on Saturday last, the official said.
Arakan district in Myanmar is just across the border.
The deputy commissioner of Lawngtlai, Arun T and superintendent of police Lalsanglura today visited the four villages in the district where the Arakan people had taken refuge.
Medical team were sent by the district administration and also by the Assam Rifles to ensure that there was no outbreak of diseases, the officials added.