Thursday, February 21, 2019


Texas PUC Responds to Shrinking Reserve Margin

The indefinite mothballing of a 470-MW coal-fired plant has reduced ERCOT’s “pretty scary” reserve margin of 8.1% to 7.4%, prodding the Texas Public Utility Commission into ordering several market changes.

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ERCOT Briefs: Week of Jan. 7, 2019

The Texas Public Utility Commission is asking legislators to help provide clarity on whether transmission and distribution utilities can own and operate energy storage devices. | © RTO Insider

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Texas PUC Briefs: Dec. 22, 2018

The Public Utility Commission of Texas preliminarily approved a certificate of convenience and necessity for CenterPoint’s proposed 345-kV project near Houston.

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Texas PUC Briefs: Dec. 7, 2018

Texas PUC Chair DeAnn Walker urged ERCOT to gain a “better sense” of the distributed resources and self-generation that could be affecting its system.

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ERCOT Predicts Tight Reserve Margin for 2019

ERCOT said Tuesday that it confronts a historically low 8.1% planning reserve margin next summer in the face of continued high electricity demand from oil and gas producers in West Texas and the cancellation of several generation projects. | ERCOT

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