The California ISO has revised the operating procedure referenced below.

2210Z Effectiveness Factors - All, version 28.2, effective May 27, 2022.

• 7550: Removed Table 3A and updated to version 9.0, effective 5/27/22.
• 7570: Replaced existing tables with new Tables 3A to 3H, and updated to version 13.0, effective 5/27/22.
• 7580: Removed Tables 3A and 3B, updated Table 3D values and updated to version 11.0, effective 5/27/22.
• 7610: New effectiveness factors for Mesa 500/230 kV AA Banks with Table 1B and version 1.0, effective 5/27/22.
• 7630: Updated Tables 3A and 3B values and updated to version 16.0, effective 5/27/22.
• Updated version and date only for the following:
  • 6110: Updated to version 11.2, effective 4/01/22
  • 7120: Updated to version 9.5, effective 4/27/22
  • 7230: Updated to version 14.0, effective 5/03/22
  • 7430: Updated to version 25.0, effective 5/06/22
  • 7450: Updated to version 2.5, effective 5/06/22
• Updated instances of Pacific Gas and Electric (PG&E) to PGAE for procedures consistency.
• Minor formatting and removed history prior to five years.

The California ISO’s operating procedures are available on the Operating Procedures webpage.