Arunachal Pradesh has a total geographical area of 83,743 sqkm and a population of 1.3 million according to the 2011 census. The state shares international borders with Bhutan, China and Myanmar. Some of the major towns in Arunachal Pradesh include Naharlagun, Tawang, Rupa, Bomdila, Ziro, Pasighat and Tezu. The state has a total installed power capacity of 213.76 MW as of March 2012, with hydro power being the major source of electricity generation.