Title Owner Updated

Current Balancing Services Use of System (BSUoS) Charges

There is a file for each run type we calculate a BSUoS charge for - Interim Initial (II), Settlement Final (SF) and Reconciliation Final (RF). These are updated daily with the actual Half Hourly BSUoS price....

5 ESO

Tags: Balancing Bsuos Charging Services Subscribable

CSV XLSX Open

National Grid ESO 2022-05-24

Daily Balancing Services Use of System (BSUoS) Cost Data

The BSUoS charge recovers the cost of day-to-day operation of the transmission system. Generators and suppliers are liable for these charges, which are calculated daily as a flat tariff for all users....

6 ESO

Tags: Balancing Bsuos Cost Daily Historical Balancing Subscribable

CSV Open

National Grid ESO 2022-05-24

Balancing Services Adjustment Data (BSAD) Forward Contracts

Balancing Services Adjustment Data (BSAD) is used to submit balancing actions to the Balancing & Settlement Code (BSC), which defines the rules and governance for the balancing mechanism and imbalance...

7 ESO

Tags: Adjustment Ancillary Balancing Bsad Cost Service Subscribable

CSV Open

National Grid ESO 2022-05-24

Index Linked Contracted Energy Volume

Index Linked Contract can be used by National Grid ESO to meet the [voltage requirement](https://www.nationalgrideso.com/transmission-constraint-management?market-information "voltage"). The contract is...

134 ESO

Tags: Balancing Balancing Services Constraint Contract Contract Enactment Fixed Index Index-linked Linked Price Reactive Spread Subscribable Trading Voltage Volume

CSV Unknown Open

National Grid ESO 2022-05-24

Upcoming Trades

In order to meet forecast Electricity System Operator (ESO) balancing requirements at minimum cost, ESO trades energy-related products. This dataset displays all upcoming electricity trades due to be delivered...

1 ESO

Tags: Balancing Energy Subscribable System Trades

CSV Open

National Grid ESO 2022-05-24

Aggregated Balancing Services Adjustment Data (BSAD)

Balancing Services Adjustment Data (BSAD) is used to submit balancing actions to the Balancing & Settlement Code (BSC), which defines the rules and governance for the balancing mechanism and imbalance...

9 ESO

Tags: Adjustment Ancillary Balancing Bsad Cost Service Subscribable

CSV Open

National Grid ESO 2022-05-24

Carbon Intensity of Balancing Actions

The carbon intensity of balancing actions measures the difference between the carbon intensity of the combined Final Physical Notice (FPN) of machines in the Balancing Mechanism (BM) and the equivalent profile...

2 ESO

Tags: Actions Balancing Carbon Intensity Subscribable

CSV PDF Open

National Grid ESO 2022-05-24

Daily Balancing Services Use of System (BSUoS) Cost Report

The BSUoS charge recovers the cost of day-to-day operation of the transmission system. Generators and suppliers are liable for these charges, which are calculated daily as a flat tariff for all users....

76 ESO

Tags: Balancing Bsuos Cost Daily Report Subscribable

PDF Open

National Grid ESO 2022-05-24

Disaggregated Balancing Services Adjustment Data (BSAD)

Balancing Services Adjustment Data (BSAD) is used to submit balancing actions to the Balancing & Settlement Code (BSC), which defines the rules and governance for the balancing mechanism and imbalance...

10 ESO

Tags: Adjustment Ancillary Balancing Bsad Cost Service Subscribable

CSV Open

National Grid ESO 2022-05-24

Daily Balancing Services Use of System (BSUoS) Volume Data

The BSUoS charge recovers the cost of day-to-day operation of the transmission system. Generators and suppliers are liable for these charges, which are calculated daily as a flat tariff for all users....

6 ESO

Tags: Balancing Bsuos Daily Subscribable Volume

CSV Open

National Grid ESO 2022-05-24

Balancing Services Charging Report (BCR)

The Balancing Services Charging Report (BCR) provides a breakdown of the Balancing Services Use of System (BSUoS) charge. There is a BCR for each run type we calculate a BSUoS charge for - Interim Initial...

580 ESO

Tags: Balancing Bsuos Charging Report Services Subscribable

ZIP Open

National Grid ESO 2022-05-23

Daily Balancing Services Use Of System (BSUoS) Historic & Forecast Costs

The data set shows the daily costs outturn per category associated with balancing the system for the year to date, and the daily forecast costs for the following financial year. In the dataset the category...

5 ESO

Tags: Balancing Bsuos Cost Daily Forecast Historic Outturn Subscribable

CSV Open

National Grid ESO 2022-05-20

Dispatch Transparency

This dataset is a component of the Forward Plan 2020-21 commitment to increase the transparency of our operational decision making in the Balancing Mechanism (BM). It includes the publication of actions taken...

4 ESO

Tags: Balancing Bm Boa Dispatch Dispatch Transparency Mechanism Operational Subscribable Transparency

CSV PDF PNG Open

National Grid ESO 2022-05-18

Firm Frequency Response (FFR) Post Tender Reports

The Firm Frequency Response (FFR) post tender reports are published following each monthly tender. They indicate which tenders were accepted and rejected and the information submitted for these tenders. Reason...

55 ESO

Tags: Balancing Contract Ffr Firm Frequency Response Service Subscribable Tender

CSV Unknown XLSM XLSX Open

National Grid ESO 2022-05-18

Obligatory Reactive Power Service (ORPS)

The obligatory reactive power service (ORPS) is the provision of varying reactive power output. At any given output generators may be requested to produce or absorb reactive power to help manage system...

5 ESO

Tags: Ancillary Balancing Obligatory Orps Power Reactive Service Subscribable Utilisation

CSV PDF XLSX Open

National Grid ESO 2022-05-17

Monthly Balancing Services Use of System (BSUoS) Forecast Data

The Balancing Services Use of System (BSUoS) costs are reported on a monthly basis with a forecast for the next month and a rolling 24 month period. Here you can find the data for the 24 month ahead forecast....

91 ESO

Tags: Balancing Bsuos Cost Forecast Monthly Subscribable

CSV PDF XLSX Open

National Grid ESO 2022-05-16

Monthly Balancing Services Use of System (BSUoS) Forecast Reports

The Balancing Services Use of System (BSUoS) costs are reported on a monthly basis with a forecast for the next month and a rolling 24 month period. Here you can find the report created each month which...

64 ESO

Tags: Balancing Bsuos Cost Forecast Monthly Subscribable

PDF Open

National Grid ESO 2022-05-13

Monthly Balancing Services Summary (MBSS)

The Monthly Balancing Services Summary (MBSS) gives the costs and volumes of balancing services used by the Electricity System Operator. These costs are broken into individual months in the past financial...

85 ESO

Tags: Ancillary Balancing Constraints Mbss Monthly Reserve Services Stor Subscribable Trades

CSV PDF XLSX Open

National Grid ESO 2022-05-04

Firm Frequency Response (FFR) Market Information

Firm Frequency Response (FFR) market information reports on the FFR requirement for two months ahead of the publishing month, as well as information on the contracts due to provide in the month following the...

78 ESO

Tags: Balancing Contract Ffr Firm Frequency Market Response Service Subscribable Tender

CSV PDF XLSX Open

National Grid ESO 2022-04-29

Fast Reserve Market Information

Fast Reserve provides the rapid and reliable delivery of active power through an increased output from generation or a reduction in consumption from demand sources, following receipt of an electronic dispatch...

36 ESO

Tags: Ancillary Balancing Fast Firm Information Market Reserve Service Subscribable

PDF XLSX Open

National Grid ESO 2022-04-08

Short Term Operating Reserve (STOR) Post Tender Reports

If demand ends up being greater than forecast, or there is unforeseen generation unavailability, extra sources of power may be needed to manage the system. One form of reserve that is used to manage this is...

8 ESO

Tags: Ancillary Balancing Information Market Report Reserve Service Stor Subscribable Tender

XLSX Open

National Grid ESO 2022-04-05

Phase 2: FFR Auction Results Summary

As part of our work on developing our balancing services we are running a weekly trial auction for Firm Frequency Response. The weekly auction trial results and order hash data are available...

20 ESO

Tags: Auction Balancing Balancing Services Dlh Ffr Lfs Response Subscribable Trial

CSV ZIP Open

National Grid ESO 2022-03-19

Optional Downward Flexibility Management (ODFM) Market Information

In our role as Electricity System Operator (ESO), we balance generation and demand in real time. When demand is low, there may be a requirement for additional flexibility to balance generation and demand, as...

13 ESO

Tags: Ancillary Balancing Downward Flexibility Market Information Odfm Subscribable

CSV PDF Open

National Grid ESO 2021-11-02

Firm Fast Reserve Post Tender Reports

Fast Reserve provides the rapid and reliable delivery of active power through an increased output from generation or a reduction in consumption from demand sources, following receipt of an electronic dispatch...

13 ESO

Tags: Ancillary Balancing Fast Firm Reserve Service Subscribable Tender

Unknown Open

National Grid ESO 2021-07-20

Optional Downward Flexibility Management (ODFM) Service Documents

In our role as Electricity System Operator (ESO), we balance generation and demand in real time. When demand is low, there may be a requirement for additional flexibility to balance generation and demand, as...

21 ESO

Tags: Ancillary Balancing Downward Flexibility Guidance Odfm Subscribable

DOC M4V PDF XLSX Open

National Grid ESO 2021-07-20

Short Term Operating Reserve (STOR) Market Information

If demand ends up being greater than forecast, or there is unforeseen generation unavailability, extra sources of power may be needed to manage the system. One form of reserve that is used to manage this is...

16 ESO

Tags: Ancillary Balancing Information Market Report Reserve Service Stor Subscribable Tender

PDF XLSX Open

National Grid ESO 2021-07-20