If you’d like to provide feedback on the ESO Data Portal, please contact us at box.OpenData.ESO@nationalgrideso.com

Long term demand forecast

  • Long term demand forecast

    This is our 2-52 weeks ahead national demand forecast, updated on ad hoc basis. National Demand is Great Britain’s generation requirement and is the sum of metered generation based on National Grid ESO’s operational generation metering, but excludes generation required to meet station load, pump storage pumping and interconnector exports.

Table Information

YEAR

Title Year
Type year
Description The year for which the forecast has been made.
Comment
Example 2021
Unit

WEEKNUMBER

Title Week Number
Type integer
Description The week number of the date for which the forecast has been made.
Comment
Example 15
Unit

DEMANDDATETIME

Title Date and Time
Type datetime
Description The date and time for which the forecast has been made. This will be for the half hour settlement period ending at this date and time.
Comment
Example 2021-01-09T05:00:00Z
Unit UTC ISO 8601

FORECASTDEMAND

Title Forecast Demand
Type integer
Description National demand forecast values. 
Comment
Example 32610
Unit MW

MAXMINTYPE

Title Max Min Type
Type string
Description Field mentioning whether the forecast is for the minimum or maximum demand for the day.
Comment
Example Min
Unit