The largest island of Bangladesh - Bhola (Bengali: )- also forms an administrative district (zila) in south-western Bangladesh. It is located in the Barisal Division. With adjacent minor islands, it is also the largest offshore island region in Bangladesh, with an area of 3,737.21 km². It is bounded by Lakshmipur and Barisal Districts to the north, the Bay of Bengal to the south, by Lakshmipur and Noakhali districts, the (lower) Meghna river and Shahbazpur Channel to the east, and by Patuakhali District and the Tentulia river to the west. About 400 mmcf natural gas has been found at Kachia in Bhola which is being used to run a power station.