Maintenance planned; data delay


Transmission Zones

This map displays the territory that PJM serves.

Locational Marginal Pricing

This map shows the locational marginal price or LMP for each transmission zone in the region PJM serves.

Interregional Data

This map shows the flow of electricity into and out of PJM.

Proposed Renewable Projects

This map shows proposed renewable resources under study for possible interconnection to the grid. This map is currently not available in Internet Explorer or Firefox. Chrome is recommended.

System Map

This map displays the location of all queued interconnection requests and enables filtering capability of other queue information. It features many existing views with layers and filters to show greater detail, such as substations, transmission facilities and transmission zones. The details on the maps are derived from live data. Quick Guide (PDF)

To access the system map, use your PJM username and password. If you don’t have an account with PJM, please register first.

High-Resolution Transmission Maps

PJM is now offering high-resolution transmission maps that include PJM's transmission infrastructure from 69 kilovolt to 765 kilovolt facilities. These maps contain detailed inserts of Philadelphia/Jersey City Corridor, Chicago, Pittsburgh, Dayton/Columbus Metro, Cleveland, Norfolk, and Baltimore/DC Metro.

Order or download printable maps

Download Maps (Members and Authorized Users)
If requesting access to downloadable maps, please submit the form below.
Request access to downloadable maps | View downloadable maps

Order Transmission Owner Maps

The Federal Energy Regulatory Commission (FERC) Form 715 data is no longer publicly available in accordance with the FERC Order issued on October 11, 2001, in Docket PL02-1-000, for national security reasons. The public may file a Critical Energy Infrastructure Information (CEII) request under 18 C.F.R. § 388.113 or a Freedom of Information (FOIA) request under 18 C.F.R. § 388.108.

For more information, visit FERC’s CEII and FOIA page.

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