UNDERSTANDING OIL BLOCKS, BASINS, RESERVOIRS AND WELLS.
The petroleum industry, with its labyrinth of technical terms and complex processes, often seems daunting. However, understanding its basic building blocks can unravel the mystery. This article delves into four fundamental terms: oil blocks, oil basins, oil reservoirs, and oil wells—cornerstones of hydrocarbon exploration and production. Maps of oil fields in Ghana. (Source: Petroleum Commission) OIL BLOCK An oil block, also called a concession or lease area, refers to a specific geographic area designated by a government for hydrocarbon exploration and production. These blocks are defined using latitude and longitude coordinates and can range from small onshore plots to vast offshore regions. Key Features of an Oil Block: Licensing: Governments or regulatory agencies grant rights to companies through licensing rounds or negotiations. The contract defines terms like royalties, exploration obligations, and profit-sharing. Exploration Activities: Seismic surveys, geological s...