4.

The annual report referred to in paragraph 1 shall contain the following operational security indicators relevant to operational planning: number of events in which an incident contained in the contingency list led to a degradation of the system operation state; number of the events referred to in point (a) in which a degradation of system operation conditions occurred as a result of unexpected discrepancies from load or generation forecasts; number of events in which there was a degradation in system operation conditions due to an exceptional contingency; number of the events referred to in point (c) in which a degradation of system operation conditions occurred as a result of unexpected discrepancies from load or generation forecasts; and number of events leading to a degradation in system operation conditions due to lack of active power reserves.

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Source: EUR-Lex (Cellar) · retrieved 2026-11-04 · Text as adopted (Official Journal); later amendments are not incorporated in this text.