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Five-Minute Reserve Requirements

Download reserve requirements for each five-minute interval of the day in the region's four reserve zones. The time listed in each row indicates the start of the interval; for example, 9:15 indicates that the data are effective from 9:15 until next time new data are published.

The reserve zone IDs are as follows: 7000 = Rest of System Reserve Zone (ROS)-the area excluding the other reserve zones; 7001 = Southwest Connecticut Reserve Zone (SWCT); 7002 = Connecticut Reserve Zone (CT); 7003 = Northeast Massachusetts and Boston Reserve Zone (NEMABSTN).

Current data are made available in approximate real-time.
 

 
Five-Minute Reserve Requirements
Description Timestamp Download
Current 01/01/2026 04:25 PM EST CSV
December 18, 2025 12/18/2025 11:55 PM EST CSV
December 19, 2025 12/19/2025 11:55 PM EST CSV
December 20, 2025 12/20/2025 11:55 PM EST CSV
December 21, 2025 12/21/2025 11:55 PM EST CSV
December 22, 2025 12/22/2025 11:55 PM EST CSV
December 23, 2025 12/23/2025 11:55 PM EST CSV
December 24, 2025 12/24/2025 11:55 PM EST CSV
December 25, 2025 12/25/2025 11:55 PM EST CSV
December 26, 2025 12/26/2025 11:55 PM EST CSV
December 27, 2025 12/27/2025 11:55 PM EST CSV
December 28, 2025 12/28/2025 11:55 PM EST CSV
December 29, 2025 12/29/2025 11:55 PM EST CSV
December 30, 2025 12/30/2025 11:55 PM EST CSV
December 31, 2025 12/31/2025 11:55 PM EST CSV