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.

FFR market information and tender reports

For the latest FFR pre and post tender reports, please refer to the Service reports on the System balancing reports page.

Market information

Published Sort ascending Name
FFR Market Information (Jul-18) Table
FFR Market Information (Jul-18)
FFR Market Information (Jun-18)
FFR Market Information (Jun-18) Table
FFR Market Information (May-18)
FFR Market Information (May 18) Table
FFR Market Information (Apr 18) Table
FFR Market Information (Apr-18)
FFR Market Information (Mar-18) - Update
FFR Market Information (Mar 18) Table - Update
FFR Market Information (Mar-18)
FFR Market Information (Mar 18) Table
FFR Market Information (Feb 18) Table
FFR Market Information (Feb 18)
FFR Market Information (Jan 18)
FFR Market Information (Jan 18) Table
FFR Market Information (Dec 17)
FFR Market Information (Dec 17) Table
FFR Market Information (Nov 17) Table
FFR Market Information (Nov 17)
FFR Market Information (Oct 17)
FFR Market Information (Oct 17) Table
FFR Market Information (Sept 17)
FFR Market Information (Sept 17) Table
FFR Market Information (Aug 17) Tables
FFR Market Information (Aug 17)
FFR Market Information (Jul 17)
FFR Market Information (July 17) Tables
FFR Market Information (June 17) Tables
FFR Market Information (Jun 17)
FFR Market Information (May 17)
FFR Market Information (May 17) Tables
FFR Market Information (Apr 17) Tables
FFR Market Information (Apr 17)
FFR Market Information (Mar 17) Tables
FFR Market Information (Mar 17)
FFR Market Information (Feb 17) Tables
FFR Market Information (Feb 17)
FFR Market Information (Jan 17)
FFR Market Information (Jan 17) Tables
FFR Market Information (Dec 16) Tables
FFR Market Information (Dec 16)
FFR Market Information (Nov 16) Tables
FFR Market Information (Nov 16)
FFR Market Information (Oct 16) Tables
FFR Market Information (Oct 16)
FFR Market Information (Sep 16) Tables
FFR Market Information (Sep 16)
FFR Market Information (Aug 16) Tables
FFR Market Information (Aug 16)
FFR Market Information (Jul 16)
FFR Market Information (Jul 16) Tables
FFR Market Information (Jun 16) Tables
FFR Market Information (Jun 16)
FFR Market Information (May 16)
FFR Market Information (Apr 16)
FFR Market Information (Mar 16) Tables
FFR Market Information (Mar 16)
FFR Market Information (Feb 16) Tables
FFR Market Information (Feb 16)
FFR Market Information (Jan 16) Tables
FFR Market Information (Jan 16)
FFR Market Information (Dec 15)
FFR Market Information (Dec 15) Tables
FFR Market Information (Nov 15)
FFR Market Information (Oct 15)
FFR Market Information (Sept 15)
FFR Market Information (Aug 15)

Frequency Data

Second by second frequency data for the calendar year 2016