The USGS Energy Resources Program provides periodic assessments of the oil and natural gas endowment of the United States. Assessment results, geologic reports, input and output data and spatial data are available for download. You can use the search bar to enter location details or click on any province to find information related to that province. Additional information about the project is available on the National Oil and Gas Assessment webpage.
Background image from USGS National Map and 1/4 mile cells of oil and gas drilling history.