On May 13, the Government of Bangladesh raised the nation's storm alert to level seven (on a ten-level scale). Resources towards food stockpiles were allocated, with plans for of rice to be prepared. All public buildings and some private, such as hotels, were to be treated as evacuation centers. The Bangladeshi armed forces and air force were placed on stand-by for rescue and relief missions following the storm. By May 15, 3,770 shelters were opened to house evacuees across the country. The nation's disaster management agency also allocated ৳300,000 (US$3,800) in funds, 5,000 tents, and 7,000 sari and lungi. Roughly 50,000 volunteers were placed on alert. The country's second-largest city, Chittagong, was brought to a stand-still and airports were shut down. Approximately 1 million people sought refuge in shelters, roughly 600,000 of whom lived around Chittagong. There were also concerns over the safety of 230,000 Rohingyan refugees (following Myanmar's deadly riots in 2012) who do not have sufficient shelter.