An official of the ASDMA said that the flood-hit districts are — Dhemaji, Lakhimpur, Biswanath, Udalguri, Darrang, Nalbari, Barpeta, Kokrajhar, Dhubri, Nagaon, Golaghat, Jorhat, Majuli, Sivasagar, Dibrugarh, Bongaigaon, South Salmara, Goalpara, Kamrup, Morigaon, Hojai, West Karbi Anglong and Tinsukia.