The flood situation in Assam further deteriorated on Tuesday as 21 more persons died, while 5.64 lakh people were affected across 16 districts, an official bulletin said. According to a late-night bulletin issued by the Assam State Disaster Management Authority (ASDMA), the worst-hit Sivasagar district reported 13 fatalities in the last 24 hours, followed by five deaths in Charaideo, two in Golaghat and one in Jorhat. With these deaths, the toll in this year's flood in the state rose to 31. Chief Minister Himanta Biswa Sarma said he would visit the worst-affected districts from Wednesday to review the relief and rescue operations.