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SSE Thermal Generation and Gas Storage REMIT information is no longer being updated on this page.
For SSE Thermal Generation and Gas Storage REMIT Information (Unavailability of Facilities and Other Market Information), please visit SSE Thermal REMIT.

Last update at: 2026-03-10T16:30:00+00:00

**Please note that the last update time shown is rounded to the next market interval of 30 minutes

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Event Status
Market Participant Market Participant Code Unit Location Unit Name Message ID Event Status Publication Date Event Start Event Stop Remarks
< 1 2 3 4 5 >
SSE Generation Ireland Ltd
47X0000000000592
Other_0000000000000008121_002 Dismissed 2023-08-04T17:37:40+00:00 2023-05-10T08:47:00+00:00
As outlined in the CRU Security of Supply update published in February 2023, Tarbert is a designated site for the installation of up to 160MW of temporary emergency generation to support security of supply. SSE has agreed a preliminary works contract for this project with expected delivery Sept 24 GE as the instructed contractor will complete works at site. Further contracts needed to facilitate this project continue to be negotiated.
SSE Generation Ireland Ltd
47X0000000000592
Other_0000000000000008121_001 Dismissed 2023-05-10T08:49:10+00:00 2023-05-10T08:47:00+00:00
As outlined in the CRU Security of Supply update published in February 2023, Tarbert is a designated site for the installation of up to 160MW of temporary emergency generation to support security of supply. SSE have now agreed a preliminary works contract for this project to allow it to progress to targeted delivery. GE as the instructed contractor will complete works at site. Further contracts needed to facilitate this project continue to be negotiated.
SSE Generation Ireland Ltd
47X0000000000592
Other_0000000000000008120_001 Active 2023-05-10T08:47:39+00:00 2023-05-10T08:47:00+00:00
As outlined in the CRU Security of Supply update published in February 2023, Tarbert is a designated site for the installation of up to 160MW of temporary emergency generation to support security of supply. SSE have now agreed a preliminary works contract for this project to allow it to progress to targeted delivery. GE as the instructed contractor will complete works at site. Further contracts needed to facilitate this project continue to be negotiated.
SSE Generation Ireland Ltd
47X0000000000592
Other_0000000000000008119_001 Active 2023-05-10T08:46:36+00:00 2023-05-10T08:43:00+00:00
As outlined in the CRU Security of Supply update published in February 2023, Tarbert is a designated site for the installation of up to 160MW of temporary emergency generation to support security of supply. SSE have now agreed a preliminary works contract for this project to allow it to progress to targeted delivery. GE as the instructed contractor will complete works at site. Further contracts needed to facilitate this project continue to be negotiated.
Other_0000000000000009127_003 Inactive 2024-06-04T01:02:31+00:00 2024-06-03T00:00:00+00:00 2024-06-03T23:59:00+00:00
Asset integrity 2 + 1 SEL run. Dynamic data NDZ value will become 360 mins.
Other_0000000000000009127_002 Dismissed 2024-06-03T08:32:07+00:00 2024-06-03T00:00:00+00:00 2024-06-03T23:59:00+00:00
Asset integrity 2 + 1 SEL run. Dynamic data NDZ value will become 360 mins.
Other_0000000000000009127_002 Dismissed 2024-06-03T08:32:16+00:00 2024-06-03T00:00:00+00:00 2024-06-03T23:59:00+00:00
Asset integrity 2 + 1 SEL run. Dynamic data NDZ value will become 360 mins.
Other_0000000000000009127_004 Inactive 2024-06-04T01:02:31+00:00 2024-06-03T00:00:00+00:00 2024-06-03T23:59:00+00:00
Asset integrity 2 + 1 SEL run. Dynamic data NDZ value will become 720 mins.
Other_0000000000000009127_003 Dismissed 2024-06-03T16:49:21+00:00 2024-06-03T00:00:00+00:00 2024-06-03T23:59:00+00:00
Asset integrity 2 + 1 SEL run. Dynamic data NDZ value will become 720 mins.
Other_0000000000000009127_001 Dismissed 2024-05-31T09:03:01+00:00 2024-06-03T00:00:00+00:00 2024-06-03T23:59:00+00:00
Asset integrity station on load run. Once out of merit run is complete our dynamic data NDZ value will become 360 mins.
Other_0000000000000009044_003 Dismissed 2024-04-25T10:23:07+00:00 2024-04-26T00:00:00+00:00 2024-04-26T23:59:59+00:00
Asset Integrity. Following the KEAD_1 out-of-merit run commencing 25th April ’24, a dynamic data change to 720min NDZ will be implemented.
Other_0000000000000009044_005 Inactive 2024-04-27T01:02:32+00:00 2024-04-26T00:00:00+00:00 2024-04-26T23:59:59+00:00
Asset Integrity. Following the KEAD_1 out-of-merit run commencing 26th April ’24, a dynamic data change to 720min NDZ will be implemented.
Other_0000000000000009044_004 Dismissed 2024-04-25T10:49:47+00:00 2024-04-26T00:00:00+00:00 2024-04-26T23:59:59+00:00
Asset Integrity. Following the KEAD_1 out-of-merit run commencing 26th April ’24, a dynamic data change to 720min NDZ will be implemented.
SSE GENERATION
48X000000000077M
Other_0000000000000010264_002 Dismissed 2025-06-12T17:15:41+00:00 2025-06-05T12:41:20+00:00 2025-06-13T21:00:00+00:00
Between 06/06/25 & 13/06/25 Foyers M1 & M2 will carry out test runs of pump & generation capability as part of post fault recommissioning of GT2. Test program is subject to suitable grid conditions and water storage positions with testing expected to take place daily between 07:00 & 21:00. M1 & M2 will be available intermittently during the testing period. M1 should be available to market out with testing period. This information is disclosed in accordance with Article 4 of REMIT
SSE GENERATION
48X000000000077M
Other_0000000000000010264_001 Dismissed 2025-06-05T12:47:20+00:00 2025-06-05T12:41:20+00:00 2025-06-13T21:00:00+00:00
Between 06/06/25 & 13/06/25 Foyers M1 & M2 will carry out test runs of pump & generation capability as part of post fault recommissioning of GT2. Test program is subject to suitable grid conditions and water storage positions with testing expected to take place daily between 07:00 & 21:00. M1 & M2 will be available intermittently during the testing period. M1 should be available to market out with testing period. This information is disclosed in accordance with Article 4 of REMIT
SSE GENERATION
48X000000000077M
Other_0000000000000010181_001 Dismissed 2025-05-27T10:28:03+00:00 2025-05-29T09:00:00+00:00 2025-06-06T21:00:00+00:00
Between 29/05/25 & 6/05/25 Foyers M1 & M2 will carry out test runs of pump & generation capability as part of post fault recommissioning of GT2. Test program is subject to suitable grid conditions and water storage positions with testing expected to take place daily between 07:00 & 21:00. M2 will not be commercially available for the duration of the testing, M1 should be available to the market out with the daily testing window. This information is disclosed in accordance with Article 4 of REMIT
SSE GENERATION
48X000000000077M
Other_0000000000000010181_005 Dismissed 2025-06-03T14:38:30+00:00 2025-05-29T07:00:00+00:00 2025-06-06T21:00:00+00:00
Between 29/05/25 & 6/06/25 Foyers M1 & M2 will carry out test runs of pump & generation capability as part of post fault recommissioning of GT2. Test program is subject to suitable grid conditions and water storage positions with testing expected to take place daily between 07:00 & 21:00. M1 & M2 will be available intermittently during the testing period. M1 should be available to market out with testing period. This information is disclosed in accordance with Article 4 of REMIT
SSE GENERATION
48X000000000077M
Other_0000000000000010181_004 Dismissed 2025-05-29T11:56:09+00:00 2025-05-29T07:00:00+00:00 2025-06-06T21:00:00+00:00
Between 29/05/25 & 6/06/25 Foyers M1 & M2 will carry out test runs of pump & generation capability as part of post fault recommissioning of GT2. Test program is subject to suitable grid conditions and water storage positions with testing expected to take place daily between 07:00 & 21:00. M1 & M2 will be available intermittently during the testing period. M1 should be available to market out with testing period. This information is disclosed in accordance with Article 4 of REMIT
SSE GENERATION
48X000000000077M
Other_0000000000000010181_003 Dismissed 2025-05-29T08:26:24+00:00 2025-05-29T07:00:00+00:00 2025-06-06T21:00:00+00:00
Between 29/05/25 & 6/06/25 Foyers M1 & M2 will carry out test runs of pump & generation capability as part of post fault recommissioning of GT2. Test program is subject to suitable grid conditions and water storage positions with testing expected to take place daily between 07:00 & 21:00. M2 will not be commercially available for the duration of the testing, M1 should be available to the market out with the daily testing window. This information is disclosed in accordance with Article 4 of REMIT
SSE GENERATION
48X000000000077M
Other_0000000000000010181_002 Dismissed 2025-05-27T10:31:58+00:00 2025-05-29T09:00:00+00:00 2025-06-06T21:00:00+00:00
Between 29/05/25 & 6/06/25 Foyers M1 & M2 will carry out test runs of pump & generation capability as part of post fault recommissioning of GT2. Test program is subject to suitable grid conditions and water storage positions with testing expected to take place daily between 07:00 & 21:00. M2 will not be commercially available for the duration of the testing, M1 should be available to the market out with the daily testing window. This information is disclosed in accordance with Article 4 of REMIT
Seagreen Wind Energy Ltd
48X000000000263P
Other_0000000000000000029_015 Dismissed 2022-09-20T12:16:29+00:00 2021-03-09T13:33:00+00:00
Commissioning & energisation is ongoing,first export forecast Mid-Aug & full availability by Apr23.BMU6 first export as updated via the portal.BMU5 expected to energise full allocation 80MW early Oct.BMU4 expected to energise with 20MW end Oct with full allocation mid Apr23.BMU3 expected to energise with 60MW end of Sept with full availability Apr23.BMU2 expected to energise with 20MW early Nov, with full availability Mar23.BMU1 expected to energise with 40MW Nov & reach full availability Apr23
Seagreen Wind Energy Ltd
48X000000000263P
Other_0000000000000000029_014 Dismissed 2022-08-05T16:52:37+00:00 2021-03-09T13:33:00+00:00
Commissioning & energisation is ongoing,first export forecast Mid-Aug & full availability by Apr23.BMU6 first export as updated via the portal.BMU5 expected to energise full allocation 80MW early Oct.BMU4 expected to energise with 20MW end Oct with full allocation mid Apr23.BMU3 expected to energise with 60MW end of Sept with full availability Apr23.BMU2 expected to energise with 20MW early Nov, with full availability Mar23.BMU1 expected to energise with 40MW Nov & reach full availability Apr23
SSE Airtricity Energy Supply (NI) Ltd
47X0000000001920
Other_0000000000000010775_001 Active 2025-12-16T14:05:33+00:00 2025-12-16T14:00:00+00:00 2027-06-01T14:00:43+00:00
Derrymeen BESS is planned to be energised June 2027 and will commence commissioning during July 2027. Full commercial operations with 100MW capacity is anticipated September 2027. Further updates will be published when firm information is available
Doggerbank Offshore Wind Farm Project 1 Projco Limited
48X0000000003113
Other_0000000000000010415_001 Dismissed 2025-08-08T10:54:41+00:00 2025-08-08T11:05:15+00:00 2025-08-29T16:00:25+00:00
Dogger Bank A is currently in the commissioning phase, with 832MW of installed capacity as at 31 July 2025. It is expected that there will be a steady increase in installed capacity through to the total capacity of 1.2 GW being available during Q4 2025, subject to stabilisation of turbine performance. As relevant details of the commissioning plans become firmer this notice will be updated
Doggerbank Offshore Wind Farm Project 1 Projco Limited
48X0000000003113
Other_0000000000000010415_003 Active 2025-12-11T08:52:00+00:00 2025-08-08T11:05:15+00:00 2026-07-01T16:00:00+00:00
Dogger Bank A is currently in the commissioning phase, with 90 out of 95 turbines installed as at 30 November 2025. Installation is expected to complete by the end of December 2025. As at 30 November 2025 approximately 700MW was available and a steady increase is forecast, with the total capacity of 1.2GW being substantially available for generation by the end of Q2 2026. As commissioning progresses the available capacity will continue to be updated within the notices of unavailability on REMIT.
Dogger Bank A
48X0000000003113
Other_0000000000000009175_002 Dismissed 2024-06-21T14:23:06+00:00 2024-06-21T14:00:00+00:00 2025-03-31T14:00:00+00:00
Dogger Bank A is currently in the commissioning phase, with c.200MW of installed capacity as at 1 June 2024. It is expected that there will be a steady increase in installed capacity through to the total capacity of 1.2 GW being available during H1 2025. As relevant details of the commissioning plans become firmer REMIT will be updated.
Dogger Bank A
48X0000000003113
Other_0000000000000009175_001 Dismissed 2024-06-21T14:21:28+00:00 2024-06-21T14:00:00+00:00 2025-03-31T14:00:00+00:00
Dogger Bank A is currently in the commissioning phase, with c.200MW of installed capacity as at 1 June 2024. It is expected that there will be a steady increase in installed capacity through to the total capacity of 1.2 GW being available during H1 2025. As relevant details of the commissioning plans become firmer REMIT will be updated.
Doggerbank Offshore Wind Farm Project 1 Projco Limited
48X0000000003113
Other_0000000000000009175_004 Inactive 2025-06-30T15:02:32+00:00 2024-06-21T14:00:00+00:00 2025-06-30T14:00:00+00:00
Dogger Bank A is currently in the commissioning phase, with c.300MW of installed capacity as at 26 September 2024. It is expected that there will be a steady increase in installed capacity through to the total capacity of 1.2 GW being available during H2 2025. As relevant details of the commissioning plans become firmer REMIT will be updated.
Doggerbank Offshore Wind Farm Project 1 Projco Limited
48X0000000003113
Other_0000000000000009175_003 Dismissed 2024-09-27T08:57:17+00:00 2024-06-21T14:00:00+00:00 2025-06-30T14:00:00+00:00
Dogger Bank A is currently in the commissioning phase, with c.300MW of installed capacity as at 26 September 2024. It is expected that there will be a steady increase in installed capacity through to the total capacity of 1.2 GW being available during H2 2025. As relevant details of the commissioning plans become firmer REMIT will be updated.
Other_0000000000000007814_002 Inactive 2023-07-06T01:02:32+00:00 2022-12-22T17:39:00+00:00 2023-07-06T00:00:00+00:00
Due to a failed Auxiliary transformer at Medway the capability for onload transition from 1 GT and 1 Steam Turbine (1+1) to 2 GT’s and 1 Steam turbine is no longer possible. It is expected this situation will be resolved during the summer outage in 2023
Other_0000000000000007814_001 Dismissed 2022-12-22T17:45:01+00:00 2022-12-22T17:39:00+00:00 2023-07-06T00:00:00+00:00
Due to a failed Auxiliary transformer at Medway the capability for onload transition from 1 GT and 1 Steam Turbine (1+1) to 2 GT’s and 1 Steam turbine is no longer possible. It is expected this situation will be resolved during the summer outage in 2023
SSE GENERATION
48X000000000077M
Other_0000000000000010869_002 Active 2026-03-09T08:31:51+00:00 2026-03-05T18:00:00+00:00 2026-03-12T12:00:00+00:00
Due to low reservoir levels at the Sloy scheme, current forecasts indicate that, if conditions continue, remaining available water may be fully utilised pending further inflow. This is expected to result in an aggregate unavailability of 152.5 MW across BMUs M_SLOY 1, T_SLOY 2, T_SLOY 3 and M_SLOY 4, which will be confirmed by MEL submissions.
SSE GENERATION
48X000000000077M
Other_0000000000000010869_001 Dismissed 2026-03-05T17:37:51+00:00 2026-03-05T18:00:00+00:00 2026-03-09T12:00:00+00:00
Due to low reservoir levels at the Sloy scheme, current forecasts indicate that, if conditions continue, remaining available water may be fully utilised pending further inflow. This is expected to result in an aggregate unavailability of 152.5 MW across BMUs M_SLOY 1, T_SLOY 2, T_SLOY 3 and M_SLOY 4, which will be confirmed by MEL submissions.
SSE GENERATION
48X000000000077M
Other_0000000000000010835_002 Active 2026-02-02T16:26:59+00:00 2026-01-30T16:30:00+00:00 2026-02-05T12:00:00+00:00
Due to low reservoir levels at the Sloy scheme, current forecasts indicate that, if conditions continue, remaining available water may be fully utilised pending further inflow. This is expected to result in an aggregate unavailability of 152.5 MW across BMUs M_SLOY 1, T_SLOY 2, T_SLOY 3 and M_SLOY 4, which will be confirmed by MEL submissions.
SSE GENERATION
48X000000000077M
Other_0000000000000010835_001 Dismissed 2026-01-30T16:27:00+00:00 2026-01-30T16:30:00+00:00 2026-02-03T08:00:00+00:00
Due to low reservoir levels at the Sloy scheme, current forecasts indicate that, if conditions continue, remaining available water may be fully utilised pending further inflow. This is expected to result in an aggregate unavailability of 152.5 MW across BMUs M_SLOY 1, T_SLOY 2, T_SLOY 3 and M_SLOY 4, which will be confirmed by MEL submissions.
SSE GENERATION
48X000000000077M
Other_0000000000000010847_003 Active 2026-02-21T12:00:12+00:00 2026-02-19T16:30:00+00:00 2026-02-21T12:00:00+00:00
Due to low reservoir levels at the Sloy scheme, there is an aggregate unavailability of 152.5 MW across BMUs M_SLOY 1, T_SLOY 2, T_SLOY 3 and M_SLOY 4. Availability will continue to be dependent on inflow conditions and will be declared through MEL submissions.
SSE GENERATION
48X000000000077M
Other_0000000000000010847_002 Dismissed 2026-02-20T09:10:21+00:00 2026-02-19T16:30:00+00:00 2026-02-21T23:00:00+00:00
Due to low reservoir levels at the Sloy scheme, there is an aggregate unavailability of 152.5 MW across BMUs M_SLOY 1, T_SLOY 2, T_SLOY 3 and M_SLOY 4. Availability will continue to be dependent on inflow conditions and will be declared through MEL submissions.
SSE GENERATION
48X000000000077M
Other_0000000000000010847_001 Dismissed 2026-02-19T16:28:00+00:00 2026-02-19T16:30:00+00:00 2026-02-20T12:00:00+00:00
Due to low reservoir levels at the Sloy scheme, there is an aggregate unavailability of 152.5 MW across BMUs M_SLOY 1, T_SLOY 2, T_SLOY 3 and M_SLOY 4. Availability will continue to be dependent on inflow conditions and will be declared through MEL submissions.
Other_0000000000000009887_002 Inactive 2025-02-07T10:02:32+00:00 2025-02-06T11:00:00+00:00 2025-02-07T09:00:00+00:00
Due to plant fault, unit currently cannot be restarted. REMIT entered for testing and repair works on Friday 7th of Feb 2025
Other_0000000000000009887_001 Dismissed 2025-02-06T11:00:25+00:00 2025-02-06T11:00:00+00:00 2025-02-07T09:00:00+00:00
Due to plant fault, unit currently cannot be restarted. REMIT entered for testing and repair works on Friday 7th of Feb 2025
Other_0000000000000008203_004 Dismissed 2023-10-02T17:07:15+00:00 2023-06-19T10:07:00+00:00 2024-05-17T22:00:00+00:00
Due to plant fault, unit is not available to run on distillate oil. Gas running is not affected
Other_0000000000000008203_003 Dismissed 2023-07-27T12:34:51+00:00 2023-06-19T10:07:00+00:00 2024-05-17T22:00:00+00:00
Due to plant fault, unit is not available to run on distillate oil. Gas running is not affected
Other_0000000000000008203_002 Dismissed 2023-06-19T10:34:59+00:00 2023-06-19T10:07:00+00:00 2023-07-28T10:00:00+00:00
Due to plant fault, unit is not available to run on distillate oil. Gas running is not affected
Other_0000000000000008203_001 Dismissed 2023-06-19T10:13:07+00:00 2023-06-19T10:07:00+00:00
Due to plant fault, unit is not available to run on distillate oil. Gas running is not affected
SSE Energy Supply Limited
A0001004V.UK
Other_0000000000000008476_002 Inactive 2023-10-24T23:47:32+00:00 2023-10-24T22:36:00+00:00 2023-10-24T22:40:00+00:00
end of outage
SSE Energy Supply Limited
A0001004V.UK
Other_0000000000000008476_001 Dismissed 2023-10-24T22:39:53+00:00 2023-10-24T22:36:00+00:00 2023-10-24T22:40:00+00:00
end of outage
SSE Fiddlers Ferry Ltd
48X0000000003966
Other_0000000000000010774_001 Dismissed 2025-12-15T11:13:43+00:00 2025-12-15T11:11:06+00:00 2026-09-04T12:00:42+00:00
Fiddlers Ferry BESS is planned to be energised October 2026 and will commence commissioning during January 2027 Further updates will be published when firm information is available.
SSE Fiddlers Ferry Ltd
48X0000000003966
Other_0000000000000010774_002 Dismissed 2025-12-15T11:24:27+00:00 2025-12-15T11:11:06+00:00 2026-09-04T12:00:42+00:00
Fiddlers Ferry BESS is planned to be energised October 2026 and will commence commissioning during January 2027 Further updates will be published when firm information is available.
SSE Fiddlers Ferry Ltd
48X0000000003966
Other_0000000000000010781_001 Active 2025-12-18T08:46:56+00:00 2025-12-18T08:45:00+00:00 2026-09-04T15:00:00+00:00
Fiddlers Ferry BESS is planned to be energised October 2026 and will commence commissioning during January 2027. Further updates will be published when firm information is available.
SSE Fiddlers Ferry Ltd
48X0000000003966
Other_0000000000000010774_004 Dismissed 2025-12-18T08:42:55+00:00 2025-12-15T11:11:06+00:00 2026-09-04T12:00:42+00:00
Fiddlers Ferry BESS is planned to be energised October 2026 and will commence commissioning during January 2027. Further updates will be published when firm information is available.