API RP 1171 is a practical reference for the Functional Integrity of Natural Gas Storage in Depleted Hydrocarbon Reservoirs and Aquifer Reservoirs, offering guidance for organizations responsible for storage integrity and operational consistency. As an API Recommended Practice, it is aimed at helping teams apply a workable approach to managing functional integrity in underground gas storage service. For operators, integrity engineers, maintenance planners, inspection personnel, and technical managers, this document can support day-to-day decision-making, planning, and review of storage-related practices where reliability and controlled operation matter.

What is API RP 1171?

API RP 1171 is a recommended practice that provides application-oriented guidance for natural gas storage in depleted hydrocarbon reservoirs and aquifer reservoirs. It is centered on functional integrity, which makes it relevant for organizations looking for a practical API standard to support safe and consistent storage operations. The 2nd edition, published in 2022, serves as an engineering reference for aligning procedures, oversight, and operational practices with recognized industry guidance. Buyers often use it to support technical review, internal standards, and integrity-focused work.

How is API RP 1171 used in practice?

In practice, API RP 1171 is commonly used by operations, integrity, inspection, and maintenance teams involved with underground natural gas storage assets. It may help guide workflow consistency for storage oversight, field application, and technical review of integrity-related activities in depleted reservoirs and aquifer reservoirs. Engineering and project teams may also use it when defining operating procedures, planning inspections, or reviewing maintenance and reliability tasks. For organizations managing gas storage infrastructure, the document provides a practical basis for coordinated implementation and informed site-level decisions.

Why does API RP 1171 matter for operations and maintenance?

API RP 1171 matters because it gives teams a practical framework for keeping natural gas storage operations aligned with integrity-focused expectations. For day-to-day work, that can improve consistency between operations, maintenance, and inspection planning while supporting clearer technical decisions. It is useful as a procurement and engineering reference when a company needs a recognized API document for underground storage integrity practices. The guidance can also help reduce ambiguity in internal procedures and support more reliable long-term asset management for storage facilities.

• Functional integrity guidance for gas storage reservoirs
• Depleted hydrocarbon reservoir and aquifer reservoir focus
• Useful for operations and integrity review
• Supports inspection and maintenance planning
• Relevant to engineering, reliability, and technical management
• 2022 2nd edition, 90 pages