The Orenburg gas field is a natural gas field located in the Orenburg Oblast, Russia. It was discovered in 1966 and developed by Gazprom. It began production in 1972 and produces natural gas and natural gas condensates. The total proven reserves of the Orenburg gas field are around 62 trillion cubic feet (1770 km). As of 2013^[update] production was expected to be around 1.7 billion cubic feet per day (49×10⁵ m³) in 2013.^[1]

• http://en.wikipedia.org/wiki/Orenburg gas field