On this page you can see a historic data related to the operating margin (OPMR).
New forecast volume of reserve, forecast volume of frequency response required, annual weighting factors for STOR contracts, and forecasts of BSUoS charges will be published on the Data Portal on a regularly basis.
Frequency response requirement documents are now on the System balancing reports page.
You can find out more about the balancing services incentive scheme (BSIS) and balancing services use of system (BSUoS) on their respective pages.
Daily BSUoS Forecast 2018-19
From 1st March 2020, Daily BSUoS Forecast files will be published on our new National Grid ESO Data Portal.
Please see link below for the location:
https://data.nationalgrideso.com/balancing/balancing-services-use-of-system-bsuos-daily-forecast
Name Sort descending | Published |
---|---|
BSUoS Forecast 2018-04-05 | 5 Apr 2018 |
BSUoS Forecast 2018-06-11 | 11 Jun 2018 |
BSUoS Forecast 2018-08-05 | 5 Aug 2018 |
BSUoS Forecast 2018-07-02 | 2 Jul 2018 |
BSUoS Forecase 2018-05-14 | 14 May 2018 |
BSUoS Forecase 2018-07-09 | 9 Jul 2018 |
BSUoS Forecase 2018-07-10 | 10 Jul 2018 |
BSUoS Forecast 2018 07 15 | 15 Jul 2018 |
BSUoS Forecast 2018 07 16 | 16 Jul 2018 |
BSUoS Forecast 2018-04-03 | 3 Apr 2018 |
Daily BSUoS Forecast 2017-18
Name Sort descending | Published |
---|---|
BSUoS Forcast 2018-01-11 | 11 Jan 2018 |
BSUoS Forcast 2018-01-13 | 13 Jan 2018 |
BSUoS Forcast 2018-01-14 | 14 Jan 2018 |
BSUoS Forcast 2018-03-19 | 19 Mar 2018 |
BSUoS Forecast 2014-09-23 | 23 Sep 2014 |
BSUoS Forecast 2014-12-04 | 12 Apr 2014 |
BSUoS Forecast 2015-02-19 | 19 Feb 2015 |
BSUoS Forecast 2015-05-07 | 5 Jul 2015 |
BSUoS Forecast 2015-07-20 | 20 Jul 2015 |
BSUoS Forecast 2015-10-01 | 10 Jan 2015 |
Monthly BSUoS Forecast
From 1st March 2020, Monthly BSUoS Forecast files will be published on our new National Grid ESO Data Portal.
Please see link below for the location:
https://data.nationalgrideso.com/balancing/bsuos-monthly-forecast
Name Sort descending | Published |
---|---|
BSUos Outturn Chart and Commentary June 2022 | 1 Jul 2022 |
A note on our BSUoS updates published 15th May 2020 | 15 May 2020 |
BSUOS August 2018 Data | 9 Aug 2018 |
BSUOS December 2018 Data | 17 Jan 2019 |
BSUoS Forecast - Jul 2023 | 1 Jun 2023 |
BSUoS Forecast April 2022 | 1 Mar 2022 |
BSUos forecast April 2023 | 1 Mar 2023 |
BSUoS Forecast August 2022 | 1 Jul 2022 |
BSUoS Forecast August 2023 | 1 Jul 2023 |
BSUoS Forecast December 2022 | 1 Nov 2022 |
Reserve requirement (OPMR)
From 1st March 2020, Operational Planning Margin Requirement (OPMR) and wind availability files will be published on our new National Grid ESO Data Portal. Please scroll down to OPMR and Wind availability files for daily or weekly.
Please see link below for the location:
Name Sort descending | Published |
---|---|
Daily OPMR for Apr-2019 | 30 Apr 2019 |
Daily OPMR for April 2018 | 30 Apr 2018 |
Daily OPMR for Aug-2016 | 8 Jan 2016 |
Daily OPMR for Aug-2017 | 31 Aug 2017 |
Daily OPMR for Aug-2019 | 30 Aug 2019 |
Daily OPMR for August 2018 | 29 Aug 2018 |
Daily OPMR for Dec-2016 | 12 Jan 2016 |
Daily OPMR for Dec-2017 | 29 Dec 2017 |
Daily OPMR for Dec-2018 | 31 Dec 2018 |
Daily OPMR for Feb-2019 | 28 Feb 2019 |
NRAPM forecast
The purpose of the Negative Reserve Active Power Margin (NRAPM) forecasting report is to indicate to the market a risk of NRAPM situation and therefore risk of Emergency Instructions.
From 1st March 2020, NRAPM (Negative Reserve Active Power Margin) forecast files will be published on our new National Grid ESO Data Portal.
Please see link below for the location:
https://data.nationalgrideso.com/generation/negative-reserve-active-power-margin-nrapm-forecast
Name Sort descending | Published |
---|---|
NRAPM Forecasting Note | 21 Jul 2015 |
NRAPM Risk Forecast | 15 Feb 2018 |
NRAPM Risk Forecast | 19 Apr 2018 |
NRAPM Risk Forecast | 11 May 2018 |
NRAPM Risk Forecast | 21 May 2018 |
NRAPM Risk Forecast | 28 Feb 2020 |
NRAPM Risk Forecast | 23 Jan 2018 |
NRAPM Risk Forecast | 23 Mar 2018 |
NRAPM Risk Forecast | 10 May 2018 |
NRAPM Risk Forecast | 18 May 2018 |
STOR weighting factors
You might also be interested in:
See historic documents related to the outturn for energy services we have used.
See historic daily BSUoS Forecast data.