Skip to Main Content U.S. Department of Energy
Website title

Industry Structure Diagram Viewer

Welcome to the Industry Structure Diagram Viewer.

GMLC Diagram Viewer app for regional electric grid industry structure diagrams created by PNNL

Using this online tool you can browse the details of the structure diagrams of different regional electric grids in an interactive manner.

From the "Diagram" dropdown please select the regional diagram which you would like to explore.

Grid Architecture