Official sources said about 30,000 people living in 63 villages in Kalampur, Junagarh and Jaipatna blocks have been hit by the flash flood.
"About 1,650 houses are partially damaged, 50 severely damaged and 31 fully damaged in the flood and torrential rain in the district as per the preliminary assessment," said Kalahandi district collector Govind Candra Sethy.
He said in the interior areas of Thuamul Rampur block rural connectivity was badly affected.
Meanwhile, the waters of Tel river is swelling and low lying areas of Patharla and some areas of Belkhandi, located in the confluence of Tel and Utei rivers and famous for its Shiva shrine, have been submerged by its water.
Bhawanipatna sub-collector Satyanarayan Dash, who visited Belkhandi said the eighth century Shiva temple is surrounded by water and five persons who were stranded in it have been rescued by Odisha disaster rapid action force.