Alabama Oil and Gas Board
http://www.gsa.state.al.us/ogb/ogb.html
Arkansas Oil and Gas Commission
http://www.aogc.state.ar.us/
California Division of Oil, Gas & Geothermal Resources
http://www.conservation.ca.gov/dog/Pages/Index.aspx/
Colorado Oil and Gas Conservation Commission
http://cogcc.state.co.us/
Florida Department of Environmental Protection Oil and Gas Program
All Oil and Gas Program Content | Florida Department of Environmental Protection
Indiana Oil and Gas Conservation Commission
DNR: Oil & Gas: Oil & Gas Home
Iowa Geological Survey
http://www.igsb.uiowa.edu/
Kansas Geological Survey Energy Resources
KGS--Energy Resources--Oil and Gas Data Bases
Kentucky Division of Oil and Gas Conservation
Oil & Gas Resources - Kentucky Energy and Environment Cabinet
Louisiana Department of Natural Resources
http://dnr.louisiana.gov/
Michigan Department of Environmental Quality
Environment, Great Lakes, and Energy
Mississippi Oil and Gas Board
http://www.ogb.state.ms.us/
Montana Board of Oil and Gas
http://bogc.dnrc.mt.gov/
Nebraska Oil and Gas Conservation Commission
http://www.nogcc.ne.gov/
New Mexico Energy, Minerals and Natural Resources Department
http://www.emnrd.state.nm.us/ocd/
New York State Department of Environmental Protection
Oil and Gas - NYSDEC
North Dakota Oil and Gas Commission
https://www.dmr.nd.gov/oilgas/
Ohio Department of Natural Resources Oil and Gas Program
Division of Oil & Gas Resources
Oklahoma Corporation Commission
occeweb.com/OG/oghome.htm
Pennsylvania Geological Survey: Oil and Gas Resources
Geology | Department of Conservation and Natural Resources| Commonwealth of Pennsylvania
South Dakota Department of Environment and Natural Resources
http://denr.sd.gov/des/og/oghome.aspx
Texas Railroad Commission
https://www.rrc.state.tx.us/oil-gas/
Utah Department of Natural Resources Division of Oil, Gas and Mining
http://oilgas.ogm.utah.gov/
West Virginia Department of Environmental Protection
Oil and Gas Conservation Commission
Wyoming Oil and Gas Conservation Commission
http://wogcc.state.wy.us/