Sonatrach Arzew Complex is an upcoming petrochemical complex located in Oran, Algeria. The complex is expected to commence commercial operations in 2026 and is likely to have an annual petrochemical capacity of 2.5mtpa. The complex will use natural gas as its key feedstock. The plants in this complex are operated by Sonatrach Total Entreprise Polymeres and Sonatrach.

Details of key upcoming projects in Sonatrach Arzew Complex

The complex is set to add capacity with upcoming plants including Sonatrach Arzew Methanol Plant (0.08mtpa), Sonatrach Arzew Methyl Tertiary Butyl Ether (MTBE) Plant (0.2mtpa), Sonatrach Total Entreprise Polymeres (STEP) Arzew Polypropylene Plant (0.55mtpa), and Sonatrach Total Entreprise Polymeres (STEP) Arzew Propylene Plant (0.56mtpa).

The technology and operator details for upcoming plants are as follows:

Plant NameOperatorTechnology
Sonatrach Arzew Methanol PlantSonatrach
Sonatrach Arzew Methyl Tertiary Butyl Ether (MTBE) PlantSonatrachHoneywell UOP MTBE Technology
Sonatrach Total Entreprise Polymeres (STEP) Arzew Polypropylene PlantSonatrach Total Entreprise PolymeresLyondellBasell Polypropylene Technology
Sonatrach Total Entreprise Polymeres (STEP) Arzew Propylene PlantSonatrach Total Entreprise PolymeresHoneywell UOP Propylene Technology

Key Products Capacity – Sonatrach Arzew Complex, 2021-2030

The complex is expected to produce key products such as propylene, polypropylene, methyl tertiary butyl ether (MTBE), and methanol.

Propylene accounts for major capacity share i.e., 45% of the total annual capacity of the complex with 1.13mtpa, followed by polypropylene and methyl tertiary butyl ether (MTBE) with 43.8% (1.1mtpa) and 8% (0.2mtpa) respectively.

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By GlobalData

About Sonatrach

Sonatrach SpA (Sonatrach) is an integrated oil and gas company. It carries out exploration, production, liquefaction, refining, marketing and maritime transportation of hydrocarbons and petroleum products. The company operates pipeline transport, storage, loading and unloading infrastructure network to transport crude oil; condensate, LPG, and natural gas. Sonatrach also carries out production and marketing of liquefied natural gas and by-products such as ethane propane butane and gasoline. It provides research, development, exploitation, and production of hydrocarbons. The company has operational presence in Europe, Africa, and South America. Sonatrach is headquartered in Algiers, Algeria.


Information on the petrochemical complexes/plants is sourced from GlobalData’s oil & gas petrochemicals plants database that provides detailed information on all active and upcoming, petrochemical plants globally. Not all companies mentioned in the article may be currently existing due to their merger or acquisition or business closure.