Hourly Historical Data
Data archives of hourly system load, net interchange and LMP for the four external interfaces, reconstitution of the load for Operating Procedure No. 4 (OP4), Actions in a Capacity Deficiency, and MW factors for calculation of nodal weighting percentages and annual reports of hourly load flows and limits.
Hourly data archive for the interim market period of 5/1999 - 2/2003. Contained in the annual files are data for the system load, New England weighted temperature, reconstitution of the load for Operating Procedure No. 4, energy clearing price, ancillary market prices and net interchange.
Hourly data archives for the period prior to the interim market (5/1999). Contained in the annual files are data for system load, New England weighted temperature, reconstitution of the load for Operating Procedure No. 4 and system lambda for the NEPOOL system.
Estimates of the hourly flows and limits on New England's thermal interfaces.
Nodal MW factors used to calculate the weighting percentages of nodes for the real time zonal prices.
Details of hourly load reconstitution for Operating Procedure No. 4 (OP 4), Action in a Capacity Deficiency. Records of OP 4 load relief from 1987 - present are available.
Hourly system load data for the New England bulk power system are available in the industry-standard Edison Electric Institute (EEI) format.
  Copyright ©2014 ISO New England Inc.