The systems for production, use, storage, handling, treatment, or movement of hydrocarbons, sulphur, or toxic substances.

Source: API RP 75, Recommended Practice for Development of a Safety and Environmental Management Program for Offshore Operations and Facilities: Upstream Segment, Third Edition, May 2004. Global Standards



Process refers to the activities that constitute use, storage, manufacture, handling, or movement in all facilities that contain dangerous substances.

Source: API RP 750, Management of Process Hazards, First Edition, January 1990. Global Standards



Specific activities within an operation. One site/operation may have multiple processes which use or discharge water. For example, a manufacturing operation may have a cooling process, a cleaning process and a chemical reaction process. (GEMI, 2012)

Source: Identifying and assessing water sources: Guidance document for the onshore oil and gas industry, International Petroleum Industry Environmental Conservation Association (IPIECA), 2014. Global Standards



A defined series of repeatable tasks, methods or actions to systematically achieve a purpose or specific objective.

Source: IOGP Report No. 510, Operating Management System Framework for controlling risk and delivering high performance in the oil and gas industry, International Association of Oil & Gas Producers, June 2014. Global Standards



Set of interrelated or interacting activities which transforms inputs into outputs.

Source: ISO/IEC 27000:2014, Information technology — Security techniques — Information security management systems — Overview and vocabulary, Third Edition, January 2014. Global Standards



The term “process” for production and drilling operations includes facilities such as production equipment (e.g., separators, vessels, piping, heaters, pumps, compressors, exchangers, refrigeration systems, etc.), drilling equipment above ground, storage tanks, ancillary support areas (e.g. boiler houses and waste water treatment plants), onsite remediation facilities, and distribution piping under control of the Company.

Source: OGP Report No. 456, Process Safety – Recommended Practice on Key Performance Indicators, International Association of Oil & Gas Producers, November 2011. Global Standards



Series of operations performed in the making, treatment or transportation of a product or material.

  • NOTE: This standard makes extensive use of the term “process” to describe the equipment under control of the industrial automation and control system.

Source: ANSI/ISA–99.00.01–2007, Security for Industrial Automation and Control Systems, Part 1: Terminology, Concepts, and Models, 29 October 2007. National Standard

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