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 2018-05-26 | 26 May 2018 |
BSUoS Forecast 2018-05-29 | 29 May 2018 |
BSUoS Forecast 2018-05-30 | 30 May 2018 |
BSUoS Forecast 2018-05-31 | 31 May 2018 |
BSUoS Forecast 2018-06-01 | 1 Jun 2018 |
BSUoS Forecast 2018-06-02 | 2 Jun 2018 |
BSUoS Forecast 2018-06-03 | 3 Jun 2018 |
BSUoS Forecast 2018-06-04 | 4 Jun 2018 |
BSUoS Forecast 2018-06-05 | 5 Jun 2018 |
BSUOS Forecast 2018-06-06 | 6 Jun 2018 |
Daily BSUoS Forecast 2017-18
Name Sort descending | Published |
---|---|
BSUoS Forecast 2017-06-15 | 15 Jun 2017 |
BSUoS Forecast 2017-06-16 | 16 Jun 2017 |
BSUoS Forecast 2017-06-19 | 19 Jun 2017 |
BSUoS Forecast 2017-06-20 | 20 Jun 2017 |
BSUoS Forecast 2017-06-21 | 21 Jun 2017 |
BSUoS Forecast 2017-06-23 | 23 Jun 2017 |
BSUoS Forecast 2017-06-26 | 26 Jun 2017 |
BSUoS Forecast 2017-06-27 | 27 Jun 2017 |
BSUoS Forecast 2017-06-28 | 28 Jun 2017 |
BSUoS Forecast 2017-08-23 | 24 Aug 2017 |
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 Forecast Report - Jan 2024 | 15 Dec 2023 |
BSUoS Forecast Report - June 2024 | 16 May 2024 |
BSUoS Forecast Report - March 2024 | 15 Feb 2024 |
BSUoS Forecast Report - May 2024 | 15 Apr 2024 |
BSUoS Forecast Report - Nov 2023 | 13 Oct 2023 |
BSUoS Forecast September 2022 | 1 Aug 2022 |
BSUoS Forecast September 2023 | 15 Aug 2023 |
BSUoS Forecasting Update January 2022 – Communications Pack | 1 Dec 2021 |
BSUOS July 2018 Data | 13 Jul 2018 |
BSUOS June 2018 Data | 5 Jun 2018 |
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 Sep-2019 | 30 Sep 2019 |
Daily OPMR for September 2018 | 28 Sep 2018 |
Weekly OPMR - Jan-Jun 2019 | 27 Jun 2019 |
Weekly OPMR - January-June 2020 | 27 Feb 2020 |
Weekly OPMR - July-December 2018 | 27 Dec 2018 |
Weekly OPMR 2016 Jul_Dec | 7 Jul 2016 |
Weekly OPMR 2017 Jul_Dec | 28 Dec 2017 |
Weekly OPMR 2018 Jan-Jun | 5 Apr 2018 |
Weekly OPMR 2018 Jan_Jun | 28 Jun 2018 |
Weekly OPMR 2018 Jul_Dec | 23 Aug 2018 |
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
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.