Three upazilas of the char areas of Bogura — Sonatola, Sariakandi and Dhunat — have been flooded as the Jamuna river is flowing above the danger level.
About 20 meters of a spur dam collapsed due to the overflow of water, and many schools have been submerged.
"The water of the Jamuna river was flowing 14 cm above the danger level as of 6am today (1 September)," Sariakandi Sub-Divisional Engineer of the Water Development Board Md Humayun Kabir said.
He said the dam suddenly collapsed on Wednesday (30 August) night.
According to local sources, houses, educational institutions, and croplands in the low-lying areas beside the Jamuna River have been flooded.
About 122 chars of Chaluabari, Kornibari, Bohail, Kajla, Chandanbaisha, Sariakandi Sadar, Hatsherpur, Kutubpur, and Kamalpur unions under Sariakandi upazila have been flooded. At least 10 villages of Tekani-Chukainagar and Pakulla unions of Sonatola upazila have been flooded as well.
Anwar Hossain Dipan, chairman of Karnibari union parishad of Sariakandi, said at least 3,000 people have been marooned in the union.
At least 4,000 people have been marooned in nearby Bohail union, said UP Chairman Asaduzzaman Khan. At least 24 schools in the char area have been flooded by the upstream water.
Moreover, Flood situation deteriorated as the mighty river Jamuna continued to rise in Jamalpur district on Friday, BSS adds.
Water Development Board sources said during the last 24 hours water level in the river Jamuna rose by 12 cm and was flowing 25 cm above the red mark at Bahadurabad ghat point till 9 am.
According to upazila administration sources two unions in Dewanganj upazila and six unions in Islampur upazila were inundated by flood water. The unions are Chukaibari and Chikajani in Dewanganj upazila and Patharshi, Kulkandi, Belgachha, Chinaduli, Sapdhari and Noarpara in Islampur upazila.
Deputy Director, Department of Agriculture Extension. Zakia Sultana said with the rising of flood water more standing crops were submerged. She said flood water submerged T-Aman on 2,087 hectares of land of which 742 hectares completely and 1,345 hectares partially.
Deputy Commissioner, Md Imran Ahmed said 25 families in Dewanganj upazila were shifted in flood shelter. He said rice and dried foods are being distributed among the flood-affected peoples in the upazila.
He said 100 tonnes rice and Taka 7 lakh have been allotted in seven upazilas of the district for the flood victims.