The United States is the land of relatively cheap energy ; America is the second biggest producer of oil in the world, but it is also the biggest importer. In fact, the USA imports over 20% of its energy, mostly in the from of oil.There is oil under the ground in many parts of the USA.America's first oil wells were drilled in the year 1859, in Pennsylvania; and since then, more and more wells have been made in other states.
Today,oil companies are "fracking", and finding lots more oil under the ground.
Working in the American oil industry the centre of America's oil industry today is the state of Texas; and America's " oil capital" is the city of Dallas.
Texas is by far the biggest producer of oil in the USA.