The flood situation in Assam continues to remain grim with over 16 lakh people affected across 20 districts in the state. More than 2,000 villages have submerged with Brahmaputra river is in full spate. Outposts of Border Security Force close to the Bangladesh border in the Dhubri district also submerged. Army jawans are patrolling the borders by using special boats. Officials have reported four deaths in the last 24 hours.