PRMS

Bridging the gap between foundational guidance and real-world application, SPE’s Oil and Gas Reserves Committee is advancing PRMS education with a new, peer-reviewed training initiative. This article highlights the evolution of the PRMS knowledge base and introduces the PRMS Training Master Slides—a modular, instructor-led framework designed to improve consistency, cl…

Initiative identified as the single highest-priority action to support geothermal capital market creation following a 2-year expert analysis of financial barriers to exponential-scale geothermal development.

Data and impartial viewpoints can help de-risk exploration portfolios and keep resource estimates in check.

The 2025 update to SPE’s CO₂ Storage Resources Management System (SRMS) is now available. Following a 2-year review, the updated framework—endorsed by six professional societies—builds on the original 2017 system to support consistent classification, evaluation, and reporting of CO₂ storage resources. A key change in the 2025 SRMS Update is the inclusion of CO₂ EOR as…

This article examines how decommissioning costs impact project viability, showing that operational profitability can mask uneconomic end-of-life obligations, and advocates for ethical diligence in assessing these costs.

This paper presents three examples covering both gas and oil fields at different stages of their lives that show how estimated ultimate recovery (EUR) and the corresponding range of EUR uncertainty varies over the life of each field.

The SPE CO2 Storage Resources Committee has opened a period for public comments on an update to the current 2017 SRMS.

Despite tens of thousands of potential candidates and the proven upsides, the unconventional industry has largely overlooked refracturing—possibly due to the way it’s discussed.

The SPE Oil and Gas Reserves Committee has opened a period for public comments and feedback on the current 2018 PRMS.

This paper discusses how multiple reliable technologies may be used in concert to establish reasonable certainty for reserves estimates through the flexibility provided by the Petroleum Resources Management System.