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Cawley, Gillespie and Associates, Inc.
Monthly Oil & Gas Pricing Averages
Oil & Gas Prices (Prior Day Close)
Reserve Definitions & Classifications
- New SEC Guidelines for 2010: Final Rule
- New SEC Guidelines for 2010: Interpretations
- New SEC Guidelines for 2010: Summary of Definitions
- SPE-PRMS Guidelines: Final Release June 2018
- SPE-PRMS Guidelines: CG&A Summary of Definitions
- COGEH Definitions of Resources and Reserves
- Canadian NI-51-101 Guidelines – Standards of Disclosure
- Canadian NI-51-101 Guidelines – Companion Policy
Industry Organizations
- Society of Petroleum Engineers (SPE)
- Society of Petroleum Evaluation Engineers (SPEE)
- American Petroleum Institute (API)
- American Association of Petroleum Geologists (AAPG)
- American Association of Drilling Engineers (AADE)
- Society of Exploration Geophysicists (SEG)
- Society of Petrophysicists & Well Log Analysts (SPWLA)
