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December 5, 2025

ambient-adjusted ratings (AARs)

FERC Staff Explore Barriers to Grid-enhancing Tech
Representatives from utilities, RTOs and technology vendors gathered at FERC headquarters for a workshop to discuss the role of grid-enhancing technologies.
FERC, NERC Reviewing Comments on CIP Disclosures
FERC and NERC are reviewing the more than 70 comments filed in response to their proposal on disclosure of CIP violations to determine their next steps.
Counterflow: Waste Not, Want Not
Steve Huntoon argues that requiring transmission owners to use dynamic and ambient-adjusted line ratings is a no-brainer to get the most out of the grid.
FERC Considering Tx Line Rating Rules
FERC staff held a technical conference to receive input on dynamic and ambient-adjusted line ratings, including whether they should be required.

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