R11. The Transmission Operator shall perform seasonal, next-day, and current-day Bulk Electric System studies to determine SOLs. Neighboring Transmission Operators shall utilize identical SOLs for common facilities. The Transmission Operator shall update these Bulk Electric System studies as necessary to reflect current system conditions; and shall make the results of Bulk Electric System studies available to the Transmission Operators, Balancing Authorities (subject confidentiality requirements), and to its Reliability Coordinator. N/A N/A The Transmission Operator performed seasonal, next-day, and current-day Bulk Electric System studies, reflecting current system conditions, to determine SOLs, but failed to make the results of Bulk Electric System studies available to all of the Transmission Operators, Balancing Authorities (subject confidentiality requirements), or to its Reliability Coordinator. The Transmission Operator failed to perform seasonal, next-day, or Bulk Electric System studies, reflecting current system conditions, to determine SOLs. R12. The Transmission Service Provider shall include known SOLs or IROLs within its area and neighboring areas in the determination of transfer capabilities, in accordance with filed tariffs and/or regional Total Transfer Capability and Available Transfer Capability calculation processes. N/A N/A N/A The Transmission Service Provider failed to include known SOLs or IROLs within its area and neighboring areas in the determination of transfer capabilities, in accordance with filed tariffs and/or regional Total Transfer Capability and Available Transfer Capability calculation processes. R13. At the request of the Balancing Authority or Transmission Operator, a Generator Operator shall perform generating real and reactive N/A N/A N/A The Generator Operator failed to perform generating
operations planning (e.g., a seven-day forecast of real output). R16. Subject to standards of conduct and confidentiality agreements, Transmission Operators shall, without any intentional time delay, notify their Reliability Coordinator and Balancing Authority of changes in capabilities and characteristics including but not limited to: Subject to standards of conduct and confidentiality agreements, the Transmission Operator notified its Reliability Coordinator and Balancing Authority of changes in transmission facility status (R16.1), but there was an intentional time delay. OR Subject to standards of conduct and confidentiality agreements, the Transmission Operator notified its Reliability Coordinator and Balancing Authority of changes in transmission facility rating (R16.2), but there was an intentional time delay. Subject to standards of conduct and confidentiality agreements, the Transmission Operator notified its Reliability Coordinator and Balancing Authority of changes in transmission facility status (R16.1) and rating (R16.2), but there was an intentional time delay in both. Subject to standards of conduct and confidentiality agreements, the Transmission Operator failed to notify its Reliability Coordinator and Balancing Authority of changes in transmission facility status (R16.1). OR Subject to standards of conduct and confidentiality agreements, the Transmission Operator failed to notify its Reliability Coordinator and Balancing Authority of changes in transmission facility rating (R16.2). Subject to standards of conduct and confidentiality agreements, the Transmission Operator failed to notify its Reliability Coordinator and Balancing Authority of changes in transmission facility status (R16.1) and changes in transmission facility rating. (R16.2). R17. Balancing Authorities and Transmission Operators shall, without any intentional time delay, communicate the information N/A N/A N/A The responsible entity did not communicate the information described in the
identified in Requirement R4 to its Reliability Coordinator. Plan(s) for next-day operations as identified in Requirement R4 to its Reliability Coordinator. TOP-003-3 R1. Each Transmission Operator shall maintain a documented specification for the data necessary for it to perform its Operational Planning Analyses, Real-time monitoring, and Real-time Assessments. The data specification shall include, but not be limited to: A list of data and information needed by the Transmission Operator to support its Operational Planning Analyses, Real-time monitoring, and Real-time Assessments including non-BES data and external network data as deemed necessary by the Transmission Operator. Provisions for notification of current Protection System and Special Protection System status or degradation that impacts System reliability. A periodicity for providing data. The deadline by which the respondent is to provide the indicated data. The Transmission Operator did not include one of the parts (Part 1.1 through Part 1.4) of the documented specification for the data necessary for it to perform its Operational Planning Analyses, Real-time monitoring, and Assessments. The Transmission Operator did not include two of the parts (Part 1.1 through Part 1.4) of the documented specification for the data necessary for it to perform its Operational Planning Analyses, Real-time monitoring, and Assessments. The Transmission Operator did not include three of the parts (Part 1.1 through Part 1.4) of the documented specification for the data necessary for it to perform its Operational Planning Analyses, Real-time monitoring, and Real-time Assessments. The Transmission Operator did not include four of the parts (Part 1.1 through Part 1.4) of the documented specification for the data necessary for it to perform its Operational Planning Analyses, Real-time monitoring, and Assessments. OR, The Transmission Operator did not have a documented specification for the data necessary for it to perform its Operational Planning Analyses, Real-time monitoring, and Assessments. TOP-003-3 R2. Each Balancing Authority shall maintain a documented specification for the data necessary for it to perform its analysis The Balancing Authority did not include one of the The Balancing Authority did not include two of the The Balancing Authority did not include three of the The Balancing Authority did not include four of the
less for a period of time greater than 35 minutes but less than or equal to 45 minutes, or (b) an IROL with a magnitude of more than 5% up to (and including) 10% for a period of time less than or equal to 40 minutes, or (c) an IROL with a magnitude of more than 10% up to (and including) 15% for a period of time less than or equal to 35 minutes. less for a period of time greater than 45 minutes, or (b) an IROL with a magnitude of more than 5% up to (and including) 10% for a period of time greater than 40 minutes, or (c) an IROL with a magnitude of more than 10% up to (and including) 15% for a period of time greater than 35 minutes but less than or equal to 45 minutes, or (d) an IROL with a magnitude of more than 15% up to (and including) 20% for a period of time less than or equal to 40 minutes, or (e) an IROL with a magnitude of more than 20% up to (and including) 25% for a period of time less than or equal to 35 minutes. than 10% up to (and including) 15% for a period of time greater than 45 minutes, or (b) an IROL with a magnitude of more than 15% up to (and including) 20% for a period of time greater than 40 minutes, or (c) an IROL with a magnitude of more than 20% up to (and including) 25% for a period of time greater than 35 minutes, or (d) an IROL with a magnitude of more than 25% for a period of greater than 30 minutes. TOP-007-0 R3. A Transmission Operator shall take all appropriate actions up to and including shedding firm load, or directing the shedding of firm load, in order to comply with Requirement R 2. N/A N/A N/A The Transmission Operator failed to take all appropriate actions up to and including shedding firm load, or directing the shedding of firm load, in order
new SOL value. Net Scheduled Interchange exceeding the new SOL during this 30-minute period will not be a violation of R2. [See Attachment 1, Violation Severity Level Table] [See Attachment 1, Violation Severity Level Table] [See Attachment 1, Violation Severity Level Table] TOP-008-1 R1. The Transmission Operator experiencing or contributing to an IROL or SOL violation shall take immediate steps to relieve the condition, which may include shedding firm load. N/A N/A N/A The Transmission Operator experiencing or contributing to an IROL or SOL violation failed to take immediate steps to relieve the condition, which may have included shedding firm load. TOP-008-1 R2. Each Transmission Operator shall operate to prevent the likelihood that a disturbance, action, or inaction will result in an IROL or SOL violation in its area or another area of the Interconnection. In instances where there is a difference in derived operating limits, the Transmission Operator shall always operate the Bulk Electric System to the most limiting parameter. N/A N/A The Transmission Operator operated to prevent the likelihood that a disturbance, action, or inaction would result in an IROL or SOL violation in its area or another area of the Interconnection but failed to operate the Bulk Electric System to the most limiting parameter in instances where there was a difference in derived operating limits. The Transmission Operator failed to operate to prevent the likelihood that a disturbance, action, or inaction would result in an IROL or SOL violation in its area or another area of the Interconnection. TOP-008-1 R3. The Transmission Operator shall disconnect the affected facility if the overload on a transmission facility or abnormal voltage or reactive condition persists and equipment is endangered. In doing so, the Transmission Operator shall notify its Reliability N/A N/A The Transmission Operator disconnected the affected facility when the overload on a transmission facility or abnormal voltage or The Transmission Operator failed to disconnect the affected facility when the overload on a transmission facility or
Coordinator and all neighboring Transmission Operators impacted by the disconnection prior to switching, if time permits, otherwise, immediately thereafter. reactive condition persisted and equipment was endangered but failed to notify its Reliability Coordinator and all neighboring Transmission Operators impacted by the disconnection either prior to switching, if time permitted, otherwise, immediately thereafter. abnormal voltage or reactive condition persisted and equipment was endangered. TOP-008-1 R4. The Transmission Operator shall have sufficient information and analysis tools to determine the cause(s) of SOL violations. This analysis shall be conducted in all operating timeframes. The Transmission Operator shall use the results of these analyses to immediately mitigate the SOL violation. N/A N/A The Transmission Operator had sufficient information and analysis tools to determine the cause(s) of SOL violations and used the results of these analyses to immediately mitigate the SOL violation(s), but failed to conduct these analyses in all operating timeframes. The Transmission Operator failed to have sufficient information and analysis tools to determine the cause(s) of SOL violations or failed to use the results of analyses to immediately mitigate the SOL violation.
necessary lead times to implement its corrective action plan. (R2.1.3) TPL-001-0.1 R2.1. Provide a written summary of its plans to achieve the required system performance as described above throughout the planning horizon. N/A N/A N/A N/A TPL-001-0.1 R2.1.1. Including a schedule for implementation. N/A N/A N/A N/A TPL-001-0.1 R2.1.2. Including a discussion of expected required in-service dates of facilities. N/A N/A N/A N/A TPL-001-0.1 R2.1.3. Consider lead times necessary to implement plans. N/A N/A N/A N/A TPL-001-0.1 R2.2. Review, in subsequent annual assessments, (where sufficient lead time exists), the continuing need for identified system facilities. Detailed implementation plans are not needed. N/A N/A N/A N/A TPL-001-0.1 R3. The Planning Authority and Transmission Planner shall each document the results of these reliability assessments and corrective plans and shall annually provide these to its respective NERC Regional Reliability Organization(s), as required by the Regional Reliability Organization. N/A The responsible entity documented the results of its reliability assessments and corrective plans but did not annually provide them to its respective NERC Regional Reliability Organization(s) as required by the Regional Reliability Organization N/A The responsible entity DID NOT document the results of its annual reliability assessments and corrective plans AND did not annually provide them to its respective NERC Regional Reliability Organization(s) as required by the Regional Reliability Organization TPL-001-4 R1. Each Transmission Planner and Planning Coordinator shall maintain System models within its respective area for performing the The responsible entity’s System The responsible entity’s System The responsible entity’s System The responsible entity’s System model
studies needed to complete its Planning Assessment. The models shall use data consistent with that provided in accordance with the MOD-010 and MOD-012 standards, supplemented by other sources as needed, including items represented in the Corrective Action Plan, and shall represent projected System conditions. This establishes Category P0 as the normal System condition in Table 1. [See standard for further information regarding R1] model failed to represent one of the Requirement R1, Parts 1.1.1 through 1.1.6. model failed to represent two of the Requirement R1, Parts 1.1.1 through 1.1.6. model failed to represent three of the Requirement R1, Parts 1.1.1 through 1.1.6. failed to represent four or more of the Requirement R1, Parts 1.1.1 through 1.1.6. OR The responsible entity’s System model did not represent projected System conditions as described in Requirement R1. OR The responsible entity’s System model did not use data consistent with that provided in accordance with the MOD-010 and standards and other sources, including items represented in the Corrective Action Plan. TPL-001-4 R2. Each Transmission Planner and Planning Coordinator shall prepare an annual Planning Assessment of its portion of the BES. This Planning Assessment shall use current or qualified past studies (as indicated in Requirement R2, Part 2.6), document assumptions, and document summarized results of the steady analyses, short circuit analyses, and Stability analyses. [See The responsible entity failed to comply with Requirement R2, Part 2.6. The responsible entity failed to comply with Requirement R2, Part 2.3 or Part 2.8. The responsible entity failed to comply with one of the following Parts of Requirement R2: Part 2.1, Part 2.2, Part 2.4, Part 2.5, or Part 2.7. The responsible entity failed to comply with two or more of the following Parts of Requirement R2: Part 2.1, Part 2.2, Part 2.4, or Part 2.7. OR The responsible entity does not have a
provided in Requirement R1. [See standard for further information regarding R4] requirements for one of the categories (P1 through P7) in Table 1. OR The responsible entity did not perform studies as specified in Requirement R4, Part 4.2 to assess the impact of extreme events. the categories (P1 through P7) in Table 1. OR The responsible entity did not perform Contingency analysis as described in Requirement R4, Part 4.3. for three or more of the categories (P1 through P7) in Table 1. OR The responsible entity did not base its studies on computer simulation models using data provided in Requirement R1. TPL-001-4 R5. Each Transmission Planner and Planning Coordinator shall have criteria for acceptable System steady state voltage limits, voltage deviations, and the transient voltage response for its System. For transient voltage response, the criteria shall at a minimum, specify a low voltage level and a maximum length of time that transient voltages may remain below that level. N/A N/A N/A The responsible entity does not have criteria for acceptable System steady state voltage limits, voltage deviations, or the transient voltage response for its System. TPL-001-4 R6. Each Transmission Planner and Planning Coordinator shall define and document, within their Planning Assessment, the criteria or methodology used in the analysis to identify System instability for conditions such as Cascading, voltage instability, or uncontrolled islanding. N/A N/A N/A The responsible entity failed to define and document the criteria or methodology for System instability used within its analysis as described in Requirement R6. TPL-001-4 R7. Each Planning Coordinator, in conjunction with each of its Transmission Planners, shall determine and identify each entity’s individual and joint responsibilities for performing the required studies for the Planning Assessment. N/A N/A N/A The Planning Coordinator, in conjunction with each of its Transmission Planners, failed to determine and identify individual or joint responsibilities
deficient in reflecting planned facilities. deficient in reflecting existing facilities. AND planned facilities. TPL-002-0b R1.3.9. Include Reactive Power resources to ensure that adequate reactive resources are available to meet system performance. N/A N/A N/A The responsible entity has failed to ensure in a past or current study and/or system simulation testing that sufficient reactive power resources are available to meet required system performance. TPL-002-0b R1.3.10. Include the effects of existing and planned protection systems, including any backup or redundant systems. N/A N/A The responsible entity’s transmission model used for past or current studies is deficient with respect to the effects of planned protection systems, including any backup or redundant systems. The responsible entity’s transmission model used for past or current studies is deficient with respect to the effects of existing protection systems, including any backup or redundant systems. TPL-002-0b R1.3.11. Include the effects of existing and planned control devices. N/A N/A The responsible entity’s transmission model used for past or current studies is deficient with respect to the effects of planned control devices. The responsible entity’s transmission model used for past or current studies is deficient with respect to the effects of existing control devices. TPL-002-0b R1.3.12. Include the planned (including maintenance) outage of any bulk electric equipment (including protection systems or their components) at those demand levels for which planned (including maintenance) outages are performed. N/A N/A N/A The responsible entity’s transmission model used for past or current studies is deficient with respect to the inclusion of planned maintenance
implement its corrective action plan. (R2.1.3) TPL-002-0b R2.1. Provide a written summary of its plans to achieve the required system performance as described above throughout the planning horizon: N/A N/A N/A N/A TPL-002-0b R2.1.1. Including a schedule for implementation. N/A N/A N/A N/A TPL-002-0b R2.1.2. Including a discussion of expected required in-service dates of facilities. N/A N/A N/A N/A TPL-002-0b R2.1.3. Consider lead times necessary to implement plans. N/A N/A N/A N/A TPL-002-0b R2.2. Review, in subsequent annual assessments, (where sufficient lead time exists), the continuing need for identified system facilities. Detailed implementation plans are not needed. N/A N/A N/A N/A TPL-002-0b R3. The Planning Authority and Transmission Planner shall each document the results of its Reliability Assessments and corrective plans and shall annually provide the results to its respective Regional Reliability Organization(s), as required by the Regional Reliability Organization. N/A The responsible entity documented the results of its reliability assessments and corrective plans but did not annually provide them to its respective NERC Regional Reliability Organization(s) as required by the Regional Reliability Organization. N/A The responsible entity DID NOT document the results of its annual reliability assessments and corrective plans AND did not annually provide them to its respective NERC Regional Reliability Organization(s) as required by the Regional Reliability Organization. TPL-003-0b R1. The Planning Authority and Transmission Planner shall each demonstrate through a valid assessment that its portion of the interconnected transmission systems is The responsible entity is non-compliant with 25% or less of the The responsible entity is non-compliant with more than 25% but The responsible entity is non-compliant with 50% or more but less The responsible entity is non-compliant with 75% or more of the sub-components.
TPL-003-0b R1.3.1. Be performed and evaluated only for those Category C contingencies that would produce the more severe system results or impacts. The rationale for the contingencies selected for evaluation shall be available as supporting information. An explanation of why the remaining simulations would produce less severe system results shall be available as supporting information. N/A The responsible entity provided evidence through current or past studies that selected NERC Category C contingencies were evaluated, however, no rational was provided to indicate why the remaining Category C contingencies for their system were not evaluated. N/A The responsible entity did not provided evidence through current or past studies to indicate that any NERC Category C contingencies were evaluated. TPL-003-0b R1.3.2. Cover critical system conditions and study years as deemed appropriate by the responsible entity. N/A N/A N/A The responsible entity has failed to cover critical system conditions and study years as deemed appropriate. TPL-003-0b R1.3.3. Be conducted annually unless changes to system conditions do not warrant such analyses. The responsible entity’s most recent long-term studies (and/or system simulation testing) were not performed in the most recent annual period AND significant system changes (actual or proposed) indicate that past studies (and/or system testing) are no longer valid. The responsible entity’s most recent near-term studies (and/or system simulation testing) were not performed in the most recent annual period AND significant system changes (actual or proposed) indicate that past studies (and/or system testing) are no longer valid. N/A The responsible entity’s most recent near-term studies (and/or system simulation testing) AND most recent long-term studies (and/or system testing) were not performed in the most recent annual period AND significant system changes (actual or proposed) indicate that past studies (and/or system
TPL-003-0b R1.3.7. Demonstrate that System performance meets Table 1 for Category C contingencies. N/A N/A N/A No past or current study results exists showing Category C contingency system analysis. TPL-003-0b R1.3.8. Include existing and planned facilities. The responsible entity’s transmission model used for past or current studies and/or system simulation testing properly reflects existing facilities, but is deficient in reflecting planned facilities. The responsible entity’s transmission model used for past or current studies and/or system simulation testing properly reflects planned facilities, but is deficient in reflecting existing facilities. N/A The responsible entity's transmission model used for past or current studies and/or system simulation testing is deficient in reflecting existing AND planned facilities. TPL-003-0b R1.3.9. Include Reactive Power resources to ensure that adequate reactive resources are available to meet System performance. N/A N/A N/A The responsible entity has failed to ensure in a past or current study and/or system simulation testing that sufficient reactive power resources are available to meet required system performance. TPL-003-0b R1.3.10. Include the effects of existing and planned protection systems, including any backup or redundant systems. N/A N/A The responsible entity’s transmission model used for past or current studies is deficient with respect to the effects of planned protection systems, including any backup or redundant systems. The responsible entity’s transmission model used for past or current studies is deficient with respect to the effects of existing protection systems, including any backup or redundant systems.
TPL-003-0b R1.3.11. Include the effects of existing and planned control devices. N/A N/A The responsible entity’s transmission model used for past or current studies is deficient with respect to the effects of planned control devices. The responsible entity’s transmission model used for past or current studies is deficient with respect to the effects of existing control devices. TPL-003-0b R1.3.12. Include the planned (including maintenance) outage of any bulk electric equipment (including protection systems or their components) at those Demand levels for which planned (including maintenance) outages are performed. N/A N/A N/A The responsible entity’s transmission model used for past or current studies is deficient with respect to the inclusion of planned maintenance outages of bulk electric transmission facilities. TPL-003-0b R1.4. Address any planned upgrades needed to meet the performance requirements of Category C. N/A N/A N/A The responsible entity has failed to demonstrate that a corrective action plan exists in order to satisfy Category C planning requirements. TPL-003-0b R1.5. Consider all contingencies applicable to Category C. The responsible entity has considered the NERC Category C contingencies applicable to their system, but was deficient with respect to 25% or less of all applicable contingencies. The responsible entity has considered the NERC Category C contingencies applicable to their system, but was deficient with respect to more than 25% but less than 50% of all applicable contingencies. The responsible entity has considered the NERC Category C contingencies applicable to their system, but was deficient with respect to more than 50% but less than 75% of all applicable contingencies. The responsible entity has considered the NERC Category C contingencies applicable to their system, but was deficient 75% or more of all applicable contingencies.
TPL-003-0b R2. When system simulations indicate an inability of the systems to respond as prescribed in Reliability Standard the Planning Authority and Transmission Planner shall each: N/A The responsible entity has failed to review the continuing need for previously identified facility additions through subsequent annual assessments. (R2.2) The responsible entity provided documented evidence of corrective action plans in order to satisfy Category C planning requirements, but failed to include an implementation schedule with dates. (R2.1.1 and R2.1.2) OR The responsible entity failed to consider necessary lead times to implement its corrective action plan. (R2.1.3) The responsible entity has failed to provide documented evidence of corrective action plans in order to satisfy Category C planning requirements. (R2.1) TPL-003-0b R2.1. Provide a written summary of its plans to achieve the required system performance as described above throughout the planning horizon: N/A N/A N/A N/A TPL-003-0b R2.1.1. Including a schedule for implementation. N/A N/A N/A N/A TPL-003-0b R2.1.2. Including a discussion of expected required in-service dates of facilities. N/A N/A N/A N/A TPL-003-0b R2.1.3. Consider lead times necessary to implement plans. N/A N/A N/A N/A TPL-003-0b R2.2. Review, in subsequent annual assessments, (where sufficient lead time exists), the continuing need for identified system facilities. Detailed implementation plans are not needed. N/A N/A N/A N/A TPL-003-0b R3. The Planning Authority and Transmission Planner shall each document the results of these Reliability Assessments and corrective N/A The responsible entity documented the results of its N/A The responsible entity DID NOT document the results of its
TPL-004-0a R1.3.5. Include existing and planned facilities. N/A N/A N/A N/A TPL-004-0a R1.3.6. Include Reactive Power resources to ensure that adequate reactive resources are available to meet system performance. N/A N/A N/A N/A TPL-004-0a R1.3.7. Include the effects of existing and planned protection systems, including any backup or redundant systems. N/A N/A N/A N/A TPL-004-0a R1.3.8. Include the effects of existing and planned control devices. N/A N/A N/A N/A TPL-004-0a R1.3.9. Include the planned (including maintenance) outage of any bulk electric equipment (including protection systems or their components) at those demand levels for which planned (including maintenance) outages are performed. N/A N/A N/A N/A TPL-004-0a R1.4. Consider all contingencies applicable to Category D. N/A N/A N/A N/A TPL-004-0a R2. The Planning Authority and Transmission Planner shall each document the results of its reliability assessments and shall annually provide the results to its entities’ respective NERC Regional Reliability Organization(s), as required by the Regional Reliability Organization. N/A The responsible entity documented the results of its reliability assessments but did not annually provide them to its respective NERC Regional Reliability Organization(s) as required by the Regional Reliability Organization. N/A The responsible entity DID NOT document the results of its annual reliability assessments AND did not annually provide them to its respective NERC Regional Reliability Organization(s) as required by the Regional Reliability Organization.
low voltage side of the generator step-up transformer at the Transmission Operator’s discretion. [please see standard for more information] Reactive Power schedules (which is either a range or a target value with an associated tolerance band) after 30 days of a request. schedules (which is either a range or a target value with an associated tolerance band) to all Generator Operators. schedules (which is either a range or a target value with an associated tolerance band) to any Generator Operators. Or The Transmission Operator does not provide the Generator Operator with the notification requirements for deviations from the voltage or Reactive Power schedule (which is either a range or a target value with an associated tolerance band). VAR-001-4.1 R6. After consultation with the Generator Owner regarding necessary step-up transformer tap changes and the implementation schedule, the Transmission Operator shall provide documentation to the Generator Owner specifying the required tap changes, a timeframe for making the changes, and technical justification for these changes. The Transmission Operator does not provide either the technical justification or timeframe for changing generator step-up tap settings. N/A N/A The Transmission Operator does not provide the technical justification and the timeframe for changing generator step-up tap settings. VAR-002-4 R1. The Generator Operator shall operate each generator connected to the interconnected transmission system in the automatic voltage control mode (with its automatic voltage regulator (AVR) in service and controlling voltage) or in a different control mode as instructed by the Transmission Operator unless: 1) the generator is exempted by the Transmission Operator, or 2) the N/A N/A N/A Unless exempted, the Generator Operator did not operate each generator connected to the interconnected transmission system in the automatic voltage control mode or in
Generator Operator has notified the Transmission Operator of one of the following: That the generator is being operated in start-up, shutdown, or testing mode pursuant to a Real-time communication or a procedure that was previously provided to the Transmission Operator; or That the generator is not being operated in automatic voltage control mode or in the control mode that was instructed by the Transmission Operator for a reason other than start-up, shutdown, or testing. a different control mode as instructed by the Transmission Operator, and failed to provide the required notifications to Transmission Operator as identified in Requirement R1. VAR-002-4 R2. Unless exempted by the Transmission Operator, each Generator Operator shall maintain the generator voltage or Reactive Power schedule (within each generating Facility’s capabilities) provided by the Transmission Operator, or otherwise shall meet the conditions of notification for deviations from the voltage or Reactive Power schedule provided by the Transmission Operator. N/A N/A The Generator Operator did not have a conversion methodology when it monitors voltage at a location different from the schedule provided by the Transmission Operator. The Generator Operator did not maintain the voltage or Reactive Power schedule as instructed by the Transmission Operator and did not make the necessary notifications required by the Transmission Operator. OR The Generator Operator did not have an operating AVR, and the responsible entity did not use an alternative method for controlling voltage. OR The Generator
specified in Requirement R5 Parts 5.1.1, 5.1.2, and 5.1.3. specified in Requirement R5 Parts 5.1.1, 5.1.2, and 5.1.3. VAR-002-4 R6. After consultation with the Transmission Operator regarding necessary step-up transformer tap changes, the Generator Owner shall ensure that transformer tap positions are changed according to the specifications provided by the Transmission Operator, unless such action would violate safety, an equipment rating, a regulatory requirement, or a statutory requirement. N/A N/A N/A The Generator Owner did not ensure the tap changes were made according the Transmission Operator’s specifications. OR The Generator Owner failed to perform the tap changes, and the Generator Owner did not provide technical justification for why it could not comply with the Transmission Operator specifications.
NERC Reliability Standards VSL Change History Table: Date Standard Requirement Action 1/28/2016 CIP-003-6, CIP-004-6, CIP-007-6, CIP-009-6, CIP-011-2 FERC approved 1/4/2016 TPL-001-0.1, TPL-002-0b, TPL-004-0a, PRC-005-4, PRC-005-5, FAC-002-1, NUC-001-2.1, IRO-009-1 Inactive 12/8/2015 TOP-001-3, TOP-002-4, IRO-001-4, IRO-008-2 FERC approved 12/8/2015 IRO-006-EAST-2, IRO-009-2 FERC approved 12/7/2015 TOP-001-3 FERC approved 12/4/2015 IRO-002-4, IRO-010-2, IRO-017-1 FERC approved 12/2/2015 BAL-003-1.1, COM-001-2.1, EOP-011-1, PRC-004-5, PRC-010-2, VAR-001-4 FERC approved 11/16/2015 PRC-005-5, PRC-005-6, MOD-031-2 and Added on BOT approvals – November 5, 2015 10/2/2015 CIP-014-1 Retired — Removed 10/1/2015 COM-001-1.1 1,2,3,5 and 6 Retired — Removed 9/24/2015 PRC-002-2 and PRC-005-4 FERC approved 07/28/2015 VAR-002-3, INT-004-3, INT-010-2, INT-011-1 Retired — Removed