Purpose
To study the impact of interconnecting new or materially modified Facilities on the Bulk Electric System.
Applicability
4.1. Functional Entities:
4.1.1 Planning Coordinator
4.1.2 Transmission Planner
4.1.3 Transmission Owner
4.1.4 Distribution Provider
4.1.5 Generator Owner
4.1.6 Applicable Generator Owner
4.1.6.1 Generator Owner with a fully executed Agreement to conduct a study on the reliability impact of interconnecting a third party Facility to the Generator Owner’s existing Facility that is used to interconnect to the Transmission system.
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Purpose
To ensure that System Operating Limits (SOLs) used in the reliable operation of the Bulk Electric System (BES) are determined based on an established methodology or methodologies.
Applicability
4.1. Reliability Coordinator
5. Effective Date: See Implementation Plan for the Revised Definition of “Remedial Action Scheme”.
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Purpose
To ensure that System Operating Limits (SOLs) used in the reliable planning of the Bulk Electric System (BES) are determined based on an established methodology or methodologies.
Applicability
4.1. Planning Authority
5. Effective Date: See Implementation Plan for the Revised Definition of “Remedial Action Scheme”
Requirements
R1.
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Purpose
To maintain a reliable electric transmission system by using a defense- in-depth strategy to manage vegetation located on transmission rights of way (ROW) and minimize encroachments from vegetation located adjacent to the ROW, thus preventing the risk of those vegetation-related outages that could lead to Cascading.
Applicability
4.1.
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Purpose
To study the impact of interconnecting new or materially modified Facilities on the Bulk Electric System.
Applicability
4.1. Functional Entities:
4.1.1. Planning Coordinator
4.1.2. Transmission Planner
4.1.3. Transmission Owner
4.1.4.
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Purpose
To ensure the Transmission Owner of a transmission path identified in the table titled “Major WECC Transfer Paths in the Bulk Electric System” including associated facilities has a Transmission Maintenance and Inspection Plan (TMIP); and performs and documents maintenance and inspection activities in accordance with the TMIP.
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Purpose
To ensure that System Operating Limits (SOLs) used in the reliable planning and operation of the Bulk Electric System (BES) are determined based on an established methodology or methodologies.
Applicability
- Reliability Coordinator
- Planning Authority
- Transmission Planner
- Transmission Operator
Effective Date
April 29,
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Purpose
To ensure that Planning Coordinators have a methodology for, and perform an annual assessment to identify potential future Transmission System weaknesses and limiting Facilities that could impact the Bulk Electric System’s (BES) ability to reliably transfer energy in the Near-Term Transmission Planning Horizon.
Applicability
Planning Coordinators
Effective Date
In those jurisdictions where regulatory approval is required,
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Purpose
To ensure that Facility Ratings used in the reliable planning and operation of the Bulk Electric System (BES) are determined based on technically sound principles. A Facility Rating is essential for the determination of System Operating Limits.
Applicability
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