Assessment of undiscovered oil and gas resources in the Santa Maria Basin Province, California, 2024
November 21, 2025
Using a geology-based assessment methodology, the U.S. Geological Survey estimated undiscovered, technically recoverable mean conventional resources of 67 million barrels of oil and 56 billion cubic feet of gas in the Santa Maria Basin Province of California.
Citation Information
| Publication Year | 2025 |
|---|---|
| Title | Assessment of undiscovered oil and gas resources in the Santa Maria Basin Province, California, 2024 |
| DOI | 10.3133/fs20253052 |
| Authors | Christopher Schenk, Marilyn E. Tennyson, Tracey J. Mercier, Phuong A. Le, Andrea Cicero, Ronald Drake II, Sarah Gelman, Jane Hearon, Benjamin Johnson, Jenny Lagesse, Heidi M. Leathers-Miller |
| Publication Type | Report |
| Publication Subtype | USGS Numbered Series |
| Series Title | Fact Sheet |
| Series Number | 2025-3052 |
| Index ID | fs20253052 |
| Record Source | USGS Publications Warehouse |
| USGS Organization | Central Energy Resources Science Center |
Related
United States Assessments of Undiscovered Oil and Gas Resources
USGS Energy Resources Program provides periodic assessments of the oil and natural gas endowment of the United States and the World. This website provides access to new, prioritized, assessment results and supporting data for the United States, as part of the Energy Policy and Conservation Act (EPCA).
Santa Maria Basin Oil and Gas Assessments
The U.S. Geological Survey completed the following assessments of the Santa Maria Basin Province 5012.
USGS National and Global Oil and Gas Assessment Project—Santa Maria Basin Province, California: Assessment Unit Boundaries, Assessment Input Data, and Fact Sheet Data Tables USGS National and Global Oil and Gas Assessment Project—Santa Maria Basin Province, California: Assessment Unit Boundaries, Assessment Input Data, and Fact Sheet Data Tables
This data release contains the boundaries of assessment units and input data for the assessment of undiscovered oil and gas resources in the Santa Maria Basin Province, California. The assessment unit is the fundamental unit used in the National Assessment Project for the assessment of undiscovered oil and gas resources. The assessment unit is defined within the context of the higher...
Phuong A Le
IT Specialist (Data Management)
IT Specialist (Data Management)
Email
Phone
Sarah Gelman
Geologist (Basin Modeler)
Geologist (Basin Modeler)
Email
Phone
Benjamin Johnson
Assessment Geologist
Assessment Geologist
Email
Phone
Jenny LaGesse
Assessment Geologist
Assessment Geologist
Email
Phone
Heidi Leathers-Miller
Petroleum Engineer
Petroleum Engineer
Phone
Related
United States Assessments of Undiscovered Oil and Gas Resources
USGS Energy Resources Program provides periodic assessments of the oil and natural gas endowment of the United States and the World. This website provides access to new, prioritized, assessment results and supporting data for the United States, as part of the Energy Policy and Conservation Act (EPCA).
Santa Maria Basin Oil and Gas Assessments
The U.S. Geological Survey completed the following assessments of the Santa Maria Basin Province 5012.
USGS National and Global Oil and Gas Assessment Project—Santa Maria Basin Province, California: Assessment Unit Boundaries, Assessment Input Data, and Fact Sheet Data Tables USGS National and Global Oil and Gas Assessment Project—Santa Maria Basin Province, California: Assessment Unit Boundaries, Assessment Input Data, and Fact Sheet Data Tables
This data release contains the boundaries of assessment units and input data for the assessment of undiscovered oil and gas resources in the Santa Maria Basin Province, California. The assessment unit is the fundamental unit used in the National Assessment Project for the assessment of undiscovered oil and gas resources. The assessment unit is defined within the context of the higher...
Phuong A Le
IT Specialist (Data Management)
IT Specialist (Data Management)
Email
Phone
Sarah Gelman
Geologist (Basin Modeler)
Geologist (Basin Modeler)
Email
Phone
Benjamin Johnson
Assessment Geologist
Assessment Geologist
Email
Phone
Jenny LaGesse
Assessment Geologist
Assessment Geologist
Email
Phone
Heidi Leathers-Miller
Petroleum Engineer
Petroleum Engineer
Phone