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Resource adequacy

The resource adequacy and reliability requirements programs provide deliverability criteria that each load serving entity must meet. These programs also provide rules for counting resources that must be made available to the ISO. Our requirement programs are intended to complement the state's efforts to implement resource adequacy programs.

Templates

Advisory estimates of future resource adequacy import capability

Resource adequacy availability incentive mechanism (RAAIM) annual reports

View all RAAIM annual reports

Local capacity requirements technical analysis

Reliability requirements deliverability assessment methodologies

Historical hourly load data from EMS

Historical hourly load data by transmission access charge area from the energy management system (EMS) for calculating coincident peaks. Prior month’s historical data will be available towards the end of each month.

Title Posted
Historical EMS Hourly Load for January 2026 03/12/2026, 10:37 AM
Historical EMS Hourly Load for December 2025 03/11/2026, 10:28 AM
Historical EMS Hourly Load for November 2025 03/11/2026, 10:23 AM
Historical EMS Hourly Load for October 2025 01/08/2026, 9:07 AM
Historical EMS Hourly Load for September 2025 11/04/2025, 1:30 PM
Historical EMS Hourly Load for August 2025 09/24/2025, 10:13 AM
Historical EMS Hourly Load for July 2025 08/25/2025, 1:51 PM
Historical EMS Hourly Load for June 2025 07/31/2025, 10:08 AM
Historical EMS Hourly Load for May 2025 06/23/2025, 11:58 AM
Historical EMS Hourly Load for April 2025 05/28/2025, 9:12 AM
Historical EMS Hourly Load for March 2025 05/01/2025, 10:33 AM
Historical EMS Hourly Load for February 2025 04/30/2025, 11:47 AM
Historical EMS Hourly Load for January 2025 04/28/2025, 8:53 AM
Historical EMS Hourly Load for December 2024 03/18/2025, 11:27 AM
Historical EMS Hourly Load for November 2024 12/19/2024, 12:28 PM
Historical EMS Hourly Load for October 2024 12/18/2024, 12:07 PM
Historical EMS Hourly Load for September 2024 11/15/2024, 11:58 AM
Historical EMS Hourly Load for August 2024 11/15/2024, 8:57 AM
Historical EMS Hourly Load for July 2024 10/07/2024, 1:34 PM
Historical EMS Hourly Load for June 2024 09/25/2024, 1:54 PM
Historical EMS Hourly Load for May 2024 09/25/2024, 11:08 AM
Historical EMS Hourly Load for April 2024 05/20/2024, 11:52 AM
Historical EMS Hourly Load for February 2024 05/07/2024, 8:22 AM
Historical EMS Hourly Load for March 2024 05/07/2024, 8:22 AM
Historical EMS Hourly Load for January 2024 05/07/2024, 8:22 AM
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View all historical EMS hourly load data documents

Power Contracts Bulletin Board

Federal Energy Regulatory Commission Order No. 719 requires ISO’s and RTO’s to dedicate a portion of their website for market participants to post offers to buy or sell power. Go to the Power Contracts Bulletin Board page. 

Related application and access

The Customer Interface for Resource Adequacy (CIRA) system is used to manage the ISO's Reliability Requirements program

Related ISO Tariff and Business Practice Manual

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