Assessment of Undiscovered Conventional Oil and Gas Resources in the Greater Carpathian Area, 2024

Fact Sheet 2026-3060
National and Global Petroleum Assessment
By: , and 

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Abstract

Using a geology-based assessment methodology, the U.S. Geological Survey estimated undiscovered, technically recoverable mean conventional resources of 208 million barrels of oil and 4.1 trillion cubic feet of gas in the greater Carpathian area.

Suggested Citation

Schenk, C.J., Mercier, T.J., Le, P.A., Cicero, A.D., Gelman, S.E., Hearon, J.S., Johnson, B.G., Lagesse, J.H., and Leathers-Miller, H.M., 2026, Assessment of undiscovered conventional oil and gas resources in the Greater Carpathian area, 2024: U.S. Geological Survey Fact Sheet 2026–3060, 4 p., https://doi.org/10.3133/fs20263060.

ISSN: 2327-6932 (online)

Study Area

Table of Contents

  • Introduction
  • Total Petroleum System and Assessment Units
  • Undiscovered Resources Summary
  • References Cited
Publication type Report
Publication Subtype USGS Numbered Series
Title Assessment of undiscovered conventional oil and gas resources in the Greater Carpathian area, 2024
Series title Fact Sheet
Series number 2026-3060
DOI 10.3133/fs20263060
Publication Date January 28, 2026
Year Published 2026
Language English
Publisher U.S. Geological Survey
Publisher location Reston VA
Contributing office(s) Central Energy Resources Science Center
Description Report: 4 p.; Data Release
Country Austria, Bosnia and Herzegovina, Bulgaria, Croatia, Czechia, Hungary, Poland, Romania, Serbia, Slovakia, Slovenia, Ukraine
Online Only (Y/N) Y
Additional publication details