U.S. Energy Information Administration - EIA - Independent Statistics and Analysis
Low Permeability Oil and Gas Plays
The map below shows boundaries, structure (elevation of the top contours), and isopachs (thickness contours) for major low permeability oil and gas plays in the lower 48 States. Additionally, related oil and gas infrastructure layers are included. For a full set of energy infrastructure layers refer to the U.S. Energy Mapping System.