The Ain Tsila gas field is a

natural gas field A petroleum reservoir or oil and gas reservoir is a subsurface accumulation of hydrocarbons contained in porous or fractured rock formations. Such reservoirs form when kerogen (ancient plant matter) is created in surrounding rock by the presence ...

located in the

Illizi Province Illizi ( ar, ولاية اليزي) is a large provinces of Algeria, province (''wilaya'') in the south-eastern corner of Algeria named after its Illizi, eponymous seat. It borders Ouargla Province to the north, Tunisia to the extreme northeast, ...

. It was discovered in 2012 and developed by

Petroceltic International Petroceltic International is a wholly owned subsidiary of Petroceltic Holdings Limited, a privately owned, UK headquartered, oil and gas company. The Group has operations in North Africa and the Black Sea. Company Development Petroceltic beca ...

. Production is expected to begin in 2020-21 and will produce

natural gas Natural gas (also called fossil gas or simply gas) is a naturally occurring mixture of gaseous hydrocarbons consisting primarily of methane in addition to various smaller amounts of other higher alkanes. Low levels of trace gases like carbo ...

and condensates. The total

proven reserves Proven reserves (also called measured reserves, 1P, and reserves) is a measure of fossil fuel energy reserves, such as oil reserves, natural gas reserves, and coal reserves. It is defined as the " antity of energy sources estimated with reasonabl ...

of the Ain Tsila gas field are around 10.1 trillion cubic feet (289×10⁹m³), although there is no acquired well test data to support this figure. Production is slated to be around 350 million cubic feet/day (10×10⁵m³).

References

Natural gas fields in Algeria {{Illizi-geo-stub