The California ISO has revised the operating procedures referenced below.

2210D Ancillary Service Blocking and Disqualification, version 4.0, effective Oct. 21, 2021.

• Periodic Review:
• Section 1.4: Updated by adding instances when the “RESOURCE” constraint type drop down should be used. Section 1.3, Steps 2 & 4: Updated second bullet to include "as necessary."
• Replaced instances of ISO with CAISO.

2210Z Effectiveness Factors - All, version 28.0, Oct. 21, 2021.

• Updated 6110, Table 5A: Removed GRNLF1_1_UNITS; updated to version 11.0, effective Sept. 1, 2021.
• Updated 6610, Tables 3A thru 3D: removed INLDEM_5_UNIT 1& 2; Tables 3B & C - Removed HNTGBH_7_UNIT1, 3 & 4; added
• HNTGBH_2_PL1X3; Removed ALAMIT_7_UNIT 1, 2 & 6; added ALAMIT_2_PL1X3 and ALAMIT_7_ES1; Table 3B: added ETIWND_2_UNIT1, and updated to version 15.0, effective 8/05/21.
• Updated 7230, Table 3: Removed GRNLF_1_UNITS.
• Updated 7440, Table 3: Added VISTRA_5_DALBT3 for CP2 mitigation.
• Updated 7500, Table 3: removed PANDOL_6_UNIT.
• Updated 7540, Table 4: removed HOLGAT_1_MOGEN.
• Updated 7550, Tables 3A & 3B: Removed HNTGBH_&_UNIT1, added HNTGBH_2_PL1X3; Removed ALAMIT_7_UNIT 1, 2 & 6, added ALAMIT_2_PL1X3 & ALAMIT_7_ES1; Removed INLDEM_5_UNIT 1 & 2.
• Updated 7570, Table 1A, 1C & 1D: removed INLDEM_5_UNIT 1 & 2; removed HNTGBH_7_UNIT 1 and added HNTGBH_2_PL1X3; Removed ALAMIT_7_UNIT 1, 2 & 6 and added ALAMIT_7_ES1 & ALAMIT_2_PL1X3. Table 1B: removed INLDEM_5_UNIT 1 & 2; HNTGBH_7_UNIT 1 and added HNTGBH_2_PL1X3.
• Updated 7580, Table 3A & 3B: removed INLDEM_5_UNIT 1 & 2; removed HNTGBH_7_UNIT 1 and added HNTGBH_2_PL1X3;
• Removed ALAMIT_7_UNIT 1, 2 & 6 and added ALAMIT_7_ES1 & ALAMIT_2_PL1X3.
• Updated 7590, Table 2A & 3A: removed INLDEM_5_UNIT 1 & 2; removed HNTGBH_7_UNIT 1 and added HNTGBH_2_PL1X3; Removed ALAMIT_7_UNIT 1, 2 & 6 and added ALAMIT_7_ES1 & ALAMIT_2_PL1X3.
• Updated 7630, Table 3A: removed INLDEM_5_UNIT 1 & 2. Tables 3A & 3 B; removed HNTGBH_7_UNIT 1 and added HNTGBH_2_PL1X3; Removed ALAMIT_7_UNIT 1, 2 & 6 and added ALAMIT_7_ES1 & ALAMIT_2_PL1X3.
• Updated 7680, Table 5A, 5B: removed INLDEM_5_UNIT 1 & 2; removed HNTGBH_7_UNIT 1 and added HNTGBH_2_PL1X3; Removed ALAMIT_7_UNIT 1, 2 & 6 and added ALAMIT_7_ES1 & ALAMIT_2_PL1X3.
• Updated 7910, Table 3: Updated values from negatives to positives.
• Updated 8610, Table 3A: added ETIWND_2_UNIT1.
• Updated version and date only for the following procedure:
  • 6310: Updated to version 24.0, effective Sept. 1, 2021.
  • 7120: Updated to version 9.4, effective Oct. 15, 2021.

2710 Market Disruption - Real-Time Market (RTM) Failure and Suspension, version 5.0, Oct. 21, 2021.

Periodic Review:

• Section 1: Updated responsibilities and titles.
• Section 2: Added note referencing procedure 2720.
• Section 3: Updated to include information regarding Advisory Notes. Added Real-Time Market Operator (RTMO) actions.
• Section 4: Updated Operationally Affected Parties by removing the Reliability Coordinator (C) and added reference to Operating Procedure 2720 in References section.
• Replaced ISO with CAISO throughout. Updated review frequency to every three years. Minor edits for consistency, format and grammar updates and removed history prior to five years. .

4420 System Emergency, version 13.2, Oct.. 21, 2021.

Updated with State Power Augmentation Program (SPAP) references through sections for Transmission Emergency, Alert, Warning, Stage 1, Stage 2, Stage 3, Emergency Downgrade and Definitions.

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