This point shapefile represents conventional oil and gas fields in the United States. Data includes oil and gas field name, commodity produced, and location by U.S. state. This layer is from Winter Quarter 2016. This layer is intended to assist users in locating and analyzing oil and gas field data in the United States and may be used for basic applications such as viewing, querying, and map output production, or to provide a basemap to support graphical overlays and analysis with other spatial data. Hart Energy Publishing.(2016). Conventional Oil and Gas Fields, United States, Winter 2016. Hart Energy Publishing. Available at: http://purl.stanford.edu/wv650tj2501 This layer is presented in the WGS84 coordinate system for web display purposes. Downloadable data are provided in native coordinate system or projection.