Reports and Presentations
Locate reports, documents and presentations on topics including the ERCOT market, grid operations, system planning, emergency response, governance and oversight; independent system operators and regional transmission organizations; and Texas energy issues.
ERCOT Overview
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2017 State of the Grid Report
(Apr 10, 2018 – pdf – 8.5 MB) -
ERCOT Quick Facts
(Nov 13, 2018 – pdf – 217.2 KB) -
ERCOT Strategic Plan 2014-2018
November 22, 2013
(Jan 06, 2016 – pdf – 4.6 MB)
Operations and System Planning
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Review of Summer 2018 ERCOT Market Performance
(Sep 24, 2018 – pdf – 1019.1 KB) -
Summary of ERCOT Market Performance for Summer 2018
(Sep 24, 2018 – pdf – 229.7 KB) -
Protecting ERCOT’s Electric System From Cyber Attacks
(Oct 04, 2018 – pdf – 543.4 KB) -
Impact of Increased Wind Resources in the ERCOT Region
(Oct 04, 2018 – pdf – 299.9 KB) -
Summary of Transmission Improvements to Address Growth in Far West Texas
(Oct 25, 2018 – pdf – 429.2 KB) -
Hurricane Harvey Event Analysis Report
(May 22, 2018 – pdf – 3.5 MB) -
About ERCOT’s Planning studies to address stability and voltage impacts from increased renewable generation
(Apr 19, 2018 – pdf – 115.1 KB) -
Panhandle and South Texas Stability and System Strength Assessment
Analyzes operating conditions for high concentrations of wind generation in Panhandle and Rio Grande Valley
(Apr 19, 2018 – pdf – 2.4 MB) -
Dynamic Stability Assessment of High Penetration of Renewable Generation in the ERCOT Grid
Analyzes system-wide stability impacts with high penetrations of renewable generation
(Apr 19, 2018 – pdf – 1.8 MB) -
Inertia: Basic Concepts and Impacts on the ERCOT Grid
Studies inertia trends on the ERCOT system
(Apr 04, 2018 – pdf – 1.3 MB) -
2018 Demand and Energy Report
Monthly report on demand and energy use in the ERCOT region
(Nov 07, 2018 – xlsx – 73.6 KB) -
2017 Demand and Energy Report
Monthly report on demand and energy use in the ERCOT region
(Mar 07, 2018 – xlsx – 75.6 KB) -
2017 Regional Transmission Plan
Public Version
(Dec 29, 2017 – zip – 7.4 MB) -
2017 Report on Existing and Potential Electric System Constraints and Needs
(Dec 21, 2017 – pdf – 1.7 MB) -
About the 2017 Constraints and Needs Report
A summary of the Report on Existing Constraints and Needs released Dec. 21, 2017
(Jun 06, 2018 – pdf – 90.5 KB) -
Energy by Fuel Type 2002-2016
Shows electricity consumption by fuel type by month
(Jan 15, 2018 – xls – 361 KB) -
Generation Resource Retirements in the ERCOT Region
(Dec 18, 2017 – pdf – 29.1 KB)
Governance and Oversight
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Emerging Grid Issues Briefing
(Nov 08, 2018 – pdf – 2 MB) -
ERCOT Update to Senate Business and Commerce Committee
(May 01, 2018 – pdf – 487.8 KB) -
2017 ERCOT Financial Statements
Audited financial statements of the Electric Reliability Council of Texas, Inc.
(Apr 24, 2018 – pdf – 519.4 KB) -
2018-19 ERCOT Biennial Budget
Budget documents submitted to the Public Utility Commission of Texas
(Aug 03, 2017 – pdf – 6.8 MB) -
About the 2018-19 ERCOT Budget
Aug. 3, 2017
(Jun 06, 2018 – pdf – 87.4 KB)
Market Studies
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Study of the Operational Improvements and Other Benefits Associated with the Implementation of Real-Time Co-optimization of Energy and Ancillary Services
A study showing operational impacts from the implementation of Real-Time Co-optimization
(Jun 29, 2018 – pdf – 187.8 KB) -
Summary of Real-Time Co-optimization Study
(Jul 02, 2018 – pdf – 114.6 KB) -
Study of the System Benefits of Incorporating Marginal Losses in Security-Constrained Economic Dispatch
A benefits analysis of incorporating marginal losses in the ERCOT market
(Jun 29, 2018 – pdf – 169.5 KB) -
Summary of Marginal Losses Benefits Analysis
(Jul 02, 2018 – pdf – 88.3 KB) -
Simulation of Real-Time Co-optimization of Energy and Ancillary Services for Operating Year 2017
Independent Market Monitor evaluation of the impacts of Real-Time Co-optimization in the ERCOT market
(Jun 29, 2018 – pdf – 418.6 KB)
Emergency Response
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Energy Emergency Alert Communications Matrix
(May 17, 2018 – pdf – 163.6 KB)
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