Daily Operational Planning Margin Requirement

The daily Operational Planning Margin Requirement (OPMR) is published on a daily basis and contains a view of 2-14 days ahead forecast for the OPMR.

CKAN Data API

Access resource data via a web API with powerful query support.
Further information in the main CKAN Data API and DataStore documentation.

The Data API can be accessed via the following actions of the CKAN action API.

Query
`https://api.nationalgrideso.com/api/3/action/datastore_search`
Query (via SQL)
`https://api.nationalgrideso.com/api/3/action/datastore_search_sql`

Query example (first 5 results)
`https://api.nationalgrideso.com/api/3/action/datastore_search?resource_id=0eede912-8820-4c66-a58a-f7436d36b95f&limit=5`
Query example (via SQL statement)
`https://api.nationalgrideso.com/api/3/action/datastore_search_sql?sql=SELECT * from "0eede912-8820-4c66-a58a-f7436d36b95f" LIMIT 5`

A simple ajax (JSONP) request to the data API using jQuery.

var data = {
  resource_id: '0eede912-8820-4c66-a58a-f7436d36b95f', // the resource id
  limit: 5 // get 5 results
};
$.ajax({
  url: 'https://api.nationalgrideso.com/api/3/action/datastore_search',
  data: data,
  dataType: 'jsonp',
  success: function(data) {
    alert('Total results found: ' + data.result.total)
  }
});

A simple ajax (JSONP) request to the data API using jQuery.

import urllib2
  url = 'https://api.nationalgrideso.com/api/3/action/datastore_search?resource_id=0eede912-8820-4c66-a58a-f7436d36b95f&limit=5'
  fileobj = urllib2.urlopen(url)
  print fileobj.read()

Download (CSV)

PowerBI

Data Explorer

Table Information

Publish Date

Title	Publish Date
Type	date
Description	Date the Operational Planning Margin Requirement (OPMR) was published
Comment
Example	2021-01-18
Unit

Date

Title	Date the OPMR published for
Type	date
Description	Date the Operational Planning Margin Requirement (OPMR) was published for
Comment
Example	2021-01-20
Unit

Peak Demand Forecast

Title	Peak Demand Forecast
Type	integer
Description	The maximum power requirement forecast of the day
Comment
Example	46910
Unit	MW

Generator Availability

Title	Generator Availability
Type	integer
Description	The availability of a power plant to produce electricity.
Comment
Example	55653
Unit	MW

Maximum I/C Import

Title	Maximum interconecctor Import
Type	integer
Description	The maximum limit of Interconnector, connected to a System, for the transfer of electricity from the Total System from an External System;
Comment
Example	3250
Unit	MW

Maximum I/C Export

Title	Maximum interconecctor Export
Type	integer
Description	The maximum limit of Interconnector, connected to a System, for the transfer of electricity to the Total System to an External System;
Comment
Example	3250
Unit	MW

Generation Availability Margin

Title	Generation Availability Margin
Type	integer
Description	The amount of generation available after meeting national demand
Comment
Example	8743
Unit	MW

Operating Reserve provided by I/Cs

Title	Operating Reserve provided by interconnectors
Type	integer
Description	This is the operating reserve provided by Interconnectors.
Comment
Example	0
Unit	MW

OPMR total

Title	Operational Planning Margin Requirement (OPMR) Total
Type	integer
Description	the amount of generation, in excess of demand forecast, that is required to meet Nation Grid ESO‘s Day-Ahead Reserve Requirement.
Comment
Example	4558
Unit	MW

Constrained Plant

Title	Constrained Plant
Type	integer
Description	Generation restricted due to constraints on the electricity network
Comment
Example	182
Unit	MW

National Surplus

Title	National Surplus
Type	integer
Description	The total generation – demand - OPMR
Comment
Example	4299
Unit	MW

Minimum Demand Forecast

Title	Minimum Demand Forecast
Type	integer
Description	Minimum Demand Forecast
Comment
Example	24910
Unit	MW

High Freq Response Requirement

Title	High Freq Response Requirement
Type	integer
Description	This is high frequency response requirement at minimum demand
Comment
Example	559
Unit	MW

Negative Reserve

Title	Negative Reserve
Type	integer
Description	This is the sum of the Negative Regulating Reserve Requirement and the Reserve for High Frequency Response Requirement
Comment
Example	2316
Unit	MW

For any queries or feedback please contact [email protected]

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Daily Operational Planning Margin Requirement

CKAN Data API

PowerBI

Data Explorer

Data Explorer

Data Explorer

Table Information

Publish Date

Date

Peak Demand Forecast

Generator Availability

Maximum I/C Import

Maximum I/C Export

Generation Availability Margin

Operating Reserve provided by I/Cs

OPMR total

Constrained Plant

National Surplus

Minimum Demand Forecast

High Freq Response Requirement

Negative Reserve