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Last update at: 2024-05-13T14:00:00+01:00

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Gas Storage: Historical Outages (https://www.ssehl.co.uk/HALO/)
  

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Event Status Type Of Unavailability Type of Event
Affected Asset or Unit Affected Asset or Unit EIC Code
Affected Asset or Unit Message ID Event Status Type Of Unavailability Type Of Event Publication Date/Time Event Start Event Stop Unit of Measurement Unavailable Capacity Available Capacity Technical Capacity Reason Of Unavailability Remarks Balancing Zone Affected Asset or Unit EIC Code Market Participant Market Participant Code
< 4 5 6 7 8 >
Atwick ATW_000000000000000000791_006 Dismissed Planned Withdrawal unavailability 2023-11-10T17:49:02+00:00 2023-11-28T18:00:00+00:00 2024-06-01T05:00:00+01:00 GWh/d 30 100 130 Planned Outage
Phase 6 reduction
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000791_005 Dismissed Planned Withdrawal unavailability 2023-11-06T17:49:25+00:00 2023-11-16T05:00:00+00:00 2024-06-01T05:00:00+01:00 GWh/d 30 100 130 Planned Outage
Phase 6 reduction
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000791_004 Dismissed Planned Withdrawal unavailability 2023-10-31T16:07:47+00:00 2023-11-06T18:00:00+00:00 2024-06-01T05:00:00+01:00 GWh/d 30 100 130 Planned Outage
Phase 6 reduction
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000791_003 Dismissed Planned Withdrawal unavailability 2023-09-20T09:12:42+01:00 2023-10-31T18:00:00+00:00 2024-06-01T05:00:00+01:00 GWh/d 30 100 130 Planned Outage
Phase 6 reduction
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000791_002 Dismissed Planned Withdrawal unavailability 2023-08-23T17:56:14+01:00 2023-09-30T18:00:00+01:00 2024-06-01T05:00:00+01:00 GWh/d 30 100 130 Planned Outage
Phase 6 reduction
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000791_001 Dismissed Planned Withdrawal unavailability 2023-08-15T07:20:58+01:00 2023-08-31T18:00:00+01:00 2024-06-01T05:00:00+01:00 GWh/d 30 100 130 Planned Outage
Phase 6 reduction
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000841_003 Dismissed Planned Withdrawal unavailability 2023-11-13T08:15:45+00:00 2023-11-16T05:00:00+00:00 2023-11-18T05:00:00+00:00 GWh/d 30 100 130 Planned Outage
Phase 6 reduction
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000841_002 Dismissed Planned Withdrawal unavailability 2023-11-10T18:10:45+00:00 2023-11-16T05:00:00+00:00 2023-11-18T05:00:00+00:00 GWh/d 30 100 130 Planned Outage
Phase 6 reduction
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000841_001 Dismissed Planned Withdrawal unavailability 2023-11-10T18:05:48+00:00 2023-11-16T05:00:00+00:00 2023-11-28T05:00:00+00:00 GWh/d 30 100 130 Planned Outage
Phase 6 reduction
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000896_003 Inactive Planned Withdrawal unavailability 2024-03-20T17:59:26+00:00 2024-03-19T07:00:00+00:00 2024-03-20T18:00:00+00:00 GWh/d 97.44 32.56 130 Planned Outage
Phase 6 Outage
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000896_002 Dismissed Planned Withdrawal unavailability 2024-03-06T15:47:47+00:00 2024-03-19T07:00:00+00:00 2024-03-20T18:00:00+00:00 GWh/d 97.44 32.56 130 Planned Outage
Phase 6 Outage
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000896_001 Dismissed Planned Withdrawal unavailability 2024-03-06T14:08:40+00:00 2024-03-19T07:00:00+00:00 2024-03-20T18:00:00+00:00 GWh/d 100 30 130 Planned Outage
Phase 6 Outage
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000882_003 Inactive Planned Withdrawal unavailability 2024-02-06T16:25:28+00:00 2024-02-05T08:00:00+00:00 2024-02-06T16:25:00+00:00 GWh/d 100 30 130 Planned Outage
Phase 6 outage
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000882_002 Dismissed Planned Withdrawal unavailability 2024-02-05T14:55:58+00:00 2024-02-05T08:00:00+00:00 2024-02-06T18:00:00+00:00 GWh/d 100 30 130 Planned Outage
Phase 6 outage
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000882_001 Dismissed Planned Withdrawal unavailability 2024-02-02T16:30:06+00:00 2024-02-05T08:00:00+00:00 2024-02-05T17:00:00+00:00 GWh/d 100 30 130 Planned Outage
Phase 6 outage
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000889_004 Inactive Unplanned Withdrawal unavailability 2024-02-13T18:06:08+00:00 2024-02-08T16:10:00+00:00 2024-02-13T18:00:00+00:00 GWh/d 100 30 130 Failure
Phase 6 - Regen heater
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000889_003 Dismissed Unplanned Withdrawal unavailability 2024-02-12T08:12:19+00:00 2024-02-08T16:10:00+00:00 2024-02-13T18:00:00+00:00 GWh/d 100 30 130 Failure
Phase 6 - Regen heater
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000889_002 Dismissed Unplanned Withdrawal unavailability 2024-02-08T16:16:16+00:00 2024-02-08T16:10:00+00:00 2024-02-16T18:00:00+00:00 GWh/d 100 30 130 Failure
Phase 6 - Regen heater
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000889_001 Dismissed Unplanned Withdrawal unavailability 2024-02-08T07:30:33+00:00 2024-02-08T18:00:00+00:00 2024-02-16T18:00:00+00:00 GWh/d 100 30 130 Failure
Phase 6 - Regen heater
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000827_002 Dismissed Planned Withdrawal unavailability 2024-04-19T16:08:26+01:00 2024-07-23T05:00:00+01:00 2024-08-06T18:00:00+01:00 GWh/d 96.67 33.33 130 Planned Outage
Phase 6 - outage
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000827_001 Dismissed Planned Withdrawal unavailability 2023-10-20T20:21:46+01:00 2024-07-23T05:00:00+01:00 2024-08-06T18:00:00+01:00 GWh/d 96.67 33.33 130 Planned Outage
Phase 6 - outage
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000767_002 Inactive Planned Withdrawal unavailability 2023-06-29T08:29:51+01:00 2023-06-24T07:00:00+01:00 2023-06-29T08:28:00+01:00 GWh/d 100 30 130 Planned Outage
Phase 6
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000767_001 Dismissed Planned Withdrawal unavailability 2023-06-23T12:45:15+01:00 2023-06-24T07:00:00+01:00 2023-06-30T05:00:00+01:00 GWh/d 100 30 130 Planned Outage
Phase 6
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000676_006 Inactive Planned Withdrawal unavailability 2022-09-17T07:37:24+01:00 2022-08-07T18:00:00+01:00 2022-09-17T18:00:00+01:00 GWh/d 100 30 130 Planned Outage
Phase 6
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000676_005 Dismissed Planned Withdrawal unavailability 2022-09-11T08:34:00+01:00 2022-08-07T18:00:00+01:00 2022-09-17T18:00:00+01:00 GWh/d 100 30 130 Planned Outage
Phase 6
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000676_004 Dismissed Planned Withdrawal unavailability 2022-08-03T06:55:33+01:00 2022-08-07T18:00:00+01:00 2022-09-15T18:00:00+01:00 GWh/d 100 30 130 Planned Outage
Phase 6
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000676_003 Dismissed Planned Withdrawal unavailability 2022-07-27T07:04:19+01:00 2022-08-03T18:00:00+01:00 2022-09-15T18:00:00+01:00 GWh/d 100 30 130 Planned Outage
Phase 6
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000676_002 Dismissed Planned Withdrawal unavailability 2022-07-22T14:03:27+01:00 2022-07-28T18:00:00+01:00 2022-09-15T18:00:00+01:00 GWh/d 100 30 130 Planned Outage
Phase 6
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000676_001 Dismissed Planned Withdrawal unavailability 2022-06-27T09:46:58+01:00 2022-07-28T18:00:00+01:00 2022-08-02T18:00:00+01:00 GWh/d 100 30 130 Planned Outage
Phase 6
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000878_003 Inactive Unplanned Withdrawal unavailability 2024-01-12T22:35:09+00:00 2024-01-12T19:00:00+00:00 2024-01-12T22:30:00+00:00 GWh/d 100 30 130 Failure
PH6 both streams out
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000878_002 Dismissed Unplanned Withdrawal unavailability 2024-01-12T20:23:49+00:00 2024-01-12T19:00:00+00:00 2024-01-13T05:00:00+00:00 GWh/d 100 30 130 Failure
PH6 both streams out
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000878_001 Dismissed Unplanned Withdrawal unavailability 2024-01-12T19:25:56+00:00 2024-01-12T19:00:00+00:00 2024-01-13T00:00:00+00:00 GWh/d 100 30 130 Failure
PH6 both streams out
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000622_003 Inactive Planned Storage unavailability 2021-12-14T17:01:53+00:00 2021-12-14T08:00:00+00:00 2021-12-14T16:00:00+00:00 TWh 2.4558177 0 2.4558177 Planned Outage
PCS Upgrade
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000623_002 Inactive Planned Injection unavailability 2021-12-14T17:01:53+00:00 2021-12-14T08:00:00+00:00 2021-12-14T16:00:00+00:00 GWh/d 311.56 0 311.56 Planned Outage
PCS Upgrade
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000622_002 Dismissed Planned Storage unavailability 2021-12-08T14:05:06+00:00 2021-12-14T08:00:00+00:00 2021-12-14T16:00:00+00:00 TWh 2.4558177 0 2.4558177 Planned Outage
PCS Upgrade
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000624_002 Inactive Planned Withdrawal unavailability 2021-12-14T17:01:53+00:00 2021-12-14T08:00:00+00:00 2021-12-14T16:00:00+00:00 GWh/d 342.3 0 342.3 Planned Outage
PCS Upgrade
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000623_001 Dismissed Planned Injection unavailability 2021-12-08T14:06:34+00:00 2021-12-14T08:00:00+00:00 2021-12-14T16:00:00+00:00 GWh/d 311.56 0 311.56 Planned Outage
PCS Upgrade
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000624_001 Dismissed Planned Withdrawal unavailability 2021-12-08T14:08:03+00:00 2021-12-14T08:00:00+00:00 2021-12-14T16:00:00+00:00 GWh/d 342.3 0 342.3 Planned Outage
PCS Upgrade
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000845_002 Inactive Planned Withdrawal unavailability 2023-11-23T15:53:30+00:00 2023-11-23T12:00:00+00:00 2023-11-23T15:55:00+00:00 GWh/d 342.3 0 342.3 Planned Outage
PCS Download
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000845_001 Dismissed Planned Withdrawal unavailability 2023-11-15T10:34:42+00:00 2023-11-23T12:00:00+00:00 2023-11-23T16:00:00+00:00 GWh/d 342.3 0 342.3 Planned Outage
PCS Download
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000844_002 Inactive Planned Injection unavailability 2023-11-23T15:53:49+00:00 2023-11-23T12:00:00+00:00 2023-11-23T15:55:00+00:00 GWh/d 311.56 0 311.56 Planned Outage
PCS download
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000844_001 Dismissed Planned Injection unavailability 2023-11-15T10:33:20+00:00 2023-11-23T12:00:00+00:00 2023-11-23T16:00:00+00:00 GWh/d 311.56 0 311.56 Planned Outage
PCS download
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000613_002 Inactive Unplanned Storage unavailability 2021-11-04T20:47:32+00:00 2021-11-04T07:34:00+00:00 2021-11-04T19:34:00+00:00 TWh 0.42058521 2.03523249 2.4558177 Failure
Packer Interlock.
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000613_001 Dismissed Unplanned Storage unavailability 2021-11-04T08:31:21+00:00 2021-11-04T07:34:00+00:00 2021-11-04T19:34:00+00:00 TWh 0.42058521 2.03523249 2.4558177 Failure
Packer Interlock.
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000567_006 Inactive Unplanned Injection unavailability 2021-06-15T15:36:39+01:00 2021-05-16T18:00:00+01:00 2021-06-16T14:30:00+01:00 GWh/d 111.02 200.54 311.56 Failure
Outage to cover ASV and NRV works.
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000567_005 Dismissed Unplanned Injection unavailability 2021-06-11T08:28:58+01:00 2021-05-16T18:00:00+01:00 2021-06-16T18:00:00+01:00 GWh/d 111.02 200.54 311.56 Failure
Outage to cover ASV and NRV works.
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000567_004 Dismissed Unplanned Injection unavailability 2021-06-06T11:53:39+01:00 2021-05-16T18:00:00+01:00 2021-06-13T18:00:00+01:00 GWh/d 111.02 200.54 311.56 Failure
Outage to cover ASV and NRV works.
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000567_003 Dismissed Planned Injection unavailability 2021-06-03T12:23:10+01:00 2021-05-16T18:00:00+01:00 2021-06-06T18:00:00+01:00 GWh/d 111.02 200.54 311.56 Planned Outage
Outage to cover ASV and NRV works.
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000567_002 Dismissed Planned Injection unavailability 2021-05-28T14:03:24+01:00 2021-05-16T18:00:00+01:00 2021-06-04T18:00:00+01:00 GWh/d 111.02 200.54 311.56 Planned Outage
Outage to cover ASV and NRV works.
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000567_001 Dismissed Planned Injection unavailability 2021-03-12T10:41:54+00:00 2021-05-16T18:00:00+01:00 2021-05-28T18:00:00+01:00 GWh/d 111.02 200.54 311.56 Planned Outage
Outage to cover ASV and NRV works.
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Explanation
The information that is set out on these pages is provided pursuant to Regulation (EU) 1227/2011 and associated guidance. The provision, reading or use of the information neither establishes a contract nor creates a unilateral guarantee. Nor does the provision of information constitute the furnishing of investment advice, or an invitation to buy or sell goods, derivatives or (other) financial instruments. If any provisions of this disclaimer shall be unlawful, void or for any reason unenforceable then that provision shall be deemed severable and shall not affect the validity and enforceability of the remaining provisions. This disclaimer is given on the basis of English law and shall be subject to the exclusive jurisdictions of the English courts. Historical UMMs as previously published can be located within the public area of our website – https://www.ssehl.co.uk/HALO. An explanation of how we calculate our maximum technical capacities and how we measure is available from https://www.ssehl.co.uk/HALO.