Planning and Market Reports

ERCOT provides the following data in compliance with the Public Utility Commission of Texas (PUCT) Substantive Rule §25.505. This data is intended to assist market participants in their resource planning and projected assessment of system adequacy (PASA).

The Statement of Opportunities below refers to reports containing information on projected loads, resource adequacy, transmission constraints and plans.

Please visit Energy and Ancillary Services and Market Prices for related information.

Data for Short-Term PASA
Ancillary Service Requirements Opens new browser window
Approved Transmission Outages Opens new browser window
Availability of Resources for Short-Term PASA Opens new browser window
Load Forecast by Congestion Zone Opens new browser window
Load Forecast by Weather Zone Opens new browser window
Proposed Transmission Outages Opens new browser window
Data for Medium-Term PASA
Availability of Resources for Medium-Term PASA
Long-Term Demand Forecasts
Medium-Term PASA (in Operations and System Planning Data site) Opens new browser window Login may be required
  • Ancillary Services
  • Transmission Constraints
Resource and Load Data
Aggregated Actual Resource Output Opens new browser window
Aggregated Ancillary Services Bid Stacks Capacity Opens new browser window
Aggregated Bid Curves for Balancing Energy Services
Aggregated Dynamic Load Obligations and Generation Resources Opens new browser window
Aggregated Self-Arranged Ancillary Services (Day-Ahead Ancillary Services Market Clearing Prices for Capacity – Daily Reports) Opens new browser window
Aggregated Self-Arranged Energy Schedules Opens new browser window
Ancillary Services Offer Selected – Daily Reports
Balancing Energy and Ancillary Service Offers Above Event Trigger
Balancing Energy Services Market Clearing Prices – Real-Time Data Opens new browser window
Balancing Energy Services Offer Dispatched – Daily Reports
Day-Ahead Ancillary Services Market Clearing Prices for Capacity – Real-Time Data Opens new browser window
Entity-Specific Ancillary Services Bid Stacks Capacity Opens new browser window
Entity-Specific BES and AS Dispatch Instructions Opens new browser window
Entity-Specific Bid Curves for Balancing Energy Services Opens new browser window
Entity-Specific Dynamic Load and Generation Opens new browser window
Entity-Specific Final Ancillary Service Schedules Opens new browser window
Entity-Specific Final Energy Schedules Opens new browser window
Entity-Specific Replacement Reserve Services Bid Information Opens new browser window
Entity-Specific Resource Output Opens new browser window
Entity-Specific Resource Plans Opens new browser window
Manual Entity Specific Postings for Sept22-Oct24 2007
Systemwide Scheduled Load and Actual Load Opens new browser window

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Statement of Opportunities

Login may be required Planning and Operations Information, a controlled access area, offers information to assess and forecast the capability of existing and planned electric generation resources, load resources and transmission facilities. Please refer to the following reports in the controlled access area:

  • Capacity, Demand and Reserve Reports
  • Report on Existing and Potential Electric System Constraints and Needs
  • Transmission Project and Information Tracking

Registration is required for access. ERCOT does not guarantee that permission will be granted for access.

Key Documents