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  • Industry information
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Firm Frequency Response (FFR)

FFR creates a route to market for providers whose services may otherwise be inaccessible. The FFR service gives us and service providers both a degree of stability against price uncertainty under the mandatory service arrangements.

Further enquiries

  • 01926 654611
  • [email protected]
Overview Technical Requirements How to participate Assessment Process Getting Paid Market Information

FFR market information and tender reports

Please not that from TR136 the FFR Post Tender Reports and Market Information Reports will be published on the ESO data portal

Post Tender Reports

https://api.nationalgrideso.com/dataset/firm-frequency-response-post-tender-reports

Market Information Reports

https://api.nationalgrideso.com/dataset/firm-frequency-response-market-information

Market informationService review documentsFFR pre and post tenderWeekly Auction TrialEFR Market Informtion Report

Market information

Published Sort ascending Name
20 Jan 2023Anonymised EBR consultation responses - Firm Frequency Response
28 Apr 2021Frequency Response Products Market Information Report - June 2021
28 Apr 2021FRR Market infornation - June 2021- Table
26 Mar 2021FFR Market Information - June 2021- Table
26 Mar 2021Frequency Response Products Market Information Report - May 2021
25 Feb 2021FFR Market Information - April 2021- Table
25 Feb 2021Frequency Response Products Market Information Report - April 2021
4 Feb 2021Frequency Response Products Market information Report - March 2021 - Amended
27 Jan 2021FFR Market Information Report - March 2021- table
27 Jan 2021Frequency Response Products Market Information Report - March 2021
21 Dec 2020Frequency Response Products Market Information Report - February 2021
21 Dec 2020FFR Market Information- February 2021- table
25 Nov 2020FFR Market Information- Jan 2021
25 Nov 2020FFR Market Information- Jan 2021- Table
27 Oct 2020FFR Market Information Report -Dec 2020- table
27 Oct 2020FFR Market Information Report- Dec 2020
24 Sep 2020FFR Market Information Information - Nov 2020
24 Sep 2020FFR Market Information - Nov 2020- Table
25 Aug 2020FFR Market Information Report Oct 2020
25 Aug 2020FFR Market Information Report Oct 2020 Table

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Service review documents

Published Sort ascending Name
14 Aug 2017OCP-2017_Decision to Implement
14 Aug 2017FFR SCTs (issue 7 to issue 8)
14 Aug 2017Firm Frequency Response OCP 2017
14 Aug 2017Firm Frequency Response DCP Final 2017
4

FFR pre and post tender

Published Sort ascending Name
16 Mar 2021Post Tender Report TR135 March 2021 - EXT
16 Feb 2021Post Tender Report TR134 February 2021- EXT
19 Jan 2021Post Tender Report TR133 January 2021- EXT
16 Dec 2020Post Tender Report- TR132 December 2020- EXT
17 Nov 2020Post Tender Report - TR131 November 2020- EXT
16 Oct 2020Post Tender Report - TR130 October 2020 - EXt
16 Sep 2020Post Tender Report - TR129 September 2020- EXT
18 Aug 2020Post Tender Report TR128 August 2020 - EXT
30 Jul 2020Post Tender Report TR127 July 2020 - Amended
16 Jul 2020Post Tender Report- TR127 July 2020 – EXT
6 Jul 2020Post Tender Report- TR126 June 2020 - Amended- EXT
16 Jun 2020Post Tender Report- TR126 June 2020 - EXT
19 May 2020Post Tender Report- TR125 May 2020 - EXT
20 Apr 2020Post Tender Report- TR124 April 2020- EXT
17 Mar 2020Post Tender Report - TR123 March 2020- EXT
14 Feb 2020Post Tender Report - TR122 February 2020- EXT
16 Jan 2020Post Tender Report- TR121 January 2020- EXT
13 Dec 2019Post Tender Report - TR120 December 2019 - EXT
18 Nov 2019Post Tender Report - TR119 November 2019 - EXT
16 Oct 2019Post Tender Report - TR118 October 2019 - EXT

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91

Weekly Auction Trial

(21/11/2019) Please be aware that the buy order hash for this week's auction is: 2b c9 0c 2d 82 c0 2a ac fb 55 b9 74 06 37 0d 74 1c 48 ba bb ef b8 72 9c b0 0a b1 d6 8d 1e e3 a7

PublishedName
28 June 2019Phase 1 Auction results 27/6/19
21 June 2019Phase 1 Auction results 20/6/19
14 June 2019Phase 1 auction results 13/6/19
5 July 2019Phase 1 Auction results 04/7/19
12 July 2019Phase 1 Auction results 11/7/19
26 July 2019Phase 1 Auction results 25/07/2019
2 August 2019Phase 1 Auction results 01/08/2019
9 August 2019Phase 1 Auction results 08/08/2019
16 August 2019Phase 1 Auction results 15/08/2019
23 August 2019Phase 1 Auction Results 22/08/2019
30 August 2019Phase 1 Auction Results 29/08/2019
6 September 2019Phase 1 Auction Results 05/09/2019
13 September 2019Phase 1 Auction Results 12/09/2019
20 September 2019Phase 1 Auction Results 19/09/2019
1 October 2019Phase 1 Auction Results 26/09/2019
4 October 2019Phase 1 Auction Results 03/10/2019
11 October 2019Phase1 Auction Results 10/10/2019
18 October 2019Phase 1 Auction Results 17/10/2019
25 October 2019Phase 1 Auction Results 24/10/2019
1 November 2019Phase 1 Auction Results 31/10/2019

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EFR Market Informtion Report

Name
EFR Market Information Report
1
National Grid ESO
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