damage. In 2012, Cyclone Thane caused widespread damage to crops and buildings. Cuddalore district was among those most severely affected by the 2015 South India floods. Six of the district's 13 blocks suffered extensive damage during the floods in November. The resumption of heavy rainfall from 1 December once again inundated the Cuddalore municipality and the district, displacing tens of thousands of people. Rains continued through 9 December. Despite the state government and individuals sending rescue teams and tonnes of relief materials to the district, thousands of those affected continued to lack basic supplies due to inadequate distribution efforts; this resulted in several relief lorries being stopped and looted by survivors. Large swaths of Cuddalore city and the district remained inundated as of 10 December, with thousands of residents marooned by floodwaters and over 60,000 hectares of farmland inundated; over 30,000 people had been evacuated to relief camps. Geography The district has an area of 3,564 km². It is bounded on the north by Viluppuram District and Kallakurichi district, on the east by the Bay of Bengal, on the northeast by Puducherry district of the union territory Puducherry, on the south by Mayiladuthurai district, on the west by Perambalur District and by a small part with Thanjavur district. The district is drained by Gadilam and Pennaiyar rivers in the north, Vellar and Kollidam River (Coleroon) in the south. Economy In 2006 the Ministry of Panchayati Raj named Cuddalore one of the country's 250 most backward districts (out of a total of 640). It is one of the six districts in Tamil Nadu currently receiving funds from the Backward Regions Grant Fund Programme (BRGF). Demographics According to 2011 census, Cuddalore district had a population of 2,605,914 with a sex-ratio of 987 females for every 1,000 males, much above the national average of 929. 33.97% of the population lived in urban areas. A total of 279,950 were under the age of six, constituting 147,644 males and 132,306 females. Scheduled Castes and Scheduled Tribes accounted for 29.32% and 0.6% of the population, respectively. The average literacy of the district was 79%, compared to the national average of 72.99%. The district had a total of 635,578 households. There were a total of 1,169,880 workers, comprising 136,035 cultivators, 325,599 main agricultural labourers, 19,151 in house hold industries, 356,486 other workers, 332,609 marginal workers, 29,135 marginal cultivators, 213,813 marginal agricultural labourers, 12,876 marginal workers in household