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Last update at: 2024-10-11T11:30:00+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
< 2 3 4 5 6 >
Aldbrough ALD_000000000000000000914_001 Dismissed Planned Withdrawal unavailability 2024-04-24T12:31:34+01:00 2024-04-25T10:00:00+01:00 2024-04-25T15:00:00+01:00 GWh/d 121.5 220.8 342.3 Planned Outage
1ESD5110 Valve test Rescheduled
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000913_002 Inactive Planned Withdrawal unavailability 2024-04-24T12:24:59+01:00 2024-04-24T09:00:00+01:00 2024-04-24T12:25:00+01:00 GWh/d 121.5 220.8 342.3 Planned Outage
Prod T1 1MV5110 Testing
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000913_001 Dismissed Planned Withdrawal unavailability 2024-04-23T17:05:38+01:00 2024-04-24T09:00:00+01:00 2024-04-24T13:00:00+01:00 GWh/d 121.5 220.8 342.3 Planned Outage
Prod T1 1MV5110 Testing
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
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
Aldbrough ALD_000000000000000000904_003 Inactive Planned Withdrawal unavailability 2024-04-12T08:29:18+01:00 2024-04-09T12:00:00+01:00 2024-04-12T08:30:00+01:00 GWh/d 121.5 220.8 342.3 Planned Outage
PT 1. Choke stack replacement.
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000904_002 Dismissed Planned Withdrawal unavailability 2024-04-10T16:19:29+01:00 2024-04-09T12:00:00+01:00 2024-04-12T12:00:00+01:00 GWh/d 121.5 220.8 342.3 Planned Outage
PT 1. Choke stack replacement.
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000904_001 Dismissed Planned Withdrawal unavailability 2024-04-03T11:35:06+01:00 2024-04-09T12:00:00+01:00 2024-04-11T12:00:00+01:00 GWh/d 121.5 220.8 342.3 Planned Outage
PT 1. Choke stack replacement.
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000897_003 Inactive Planned Withdrawal unavailability 2024-04-09T08:52:40+01:00 2024-03-20T18:00:00+00:00 2024-04-09T08:50:00+01:00 GWh/d 30 100 130 Planned Outage
Phase 6 Reduction
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000897_002 Dismissed Planned Withdrawal unavailability 2024-03-11T07:29:21+00:00 2024-03-20T18:00:00+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_000000000000000000897_001 Dismissed Planned Withdrawal unavailability 2024-03-06T16:52:32+00:00 2024-03-20T18:00:00+00:00 2024-06-01T18:00:00+01:00 GWh/d 30 100 130 Planned Outage
Phase 6 Reduction
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000905_001 Active Planned Withdrawal unavailability 2024-04-09T08:51:41+01:00 2024-04-09T08:50:00+01:00 2025-07-01T05:00:00+01:00 GWh/d 40 90 130 Planned Outage
Phase 6 Reduction
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000902_002 Inactive Planned Injection unavailability 2024-04-03T15:02:32+01:00 2024-04-03T10:00:00+01:00 2024-04-03T14:00:00+01:00 GWh/d 311.56 0 311.56 Planned Outage
Software download.
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000903_002 Inactive Planned Withdrawal unavailability 2024-04-03T15:02:32+01:00 2024-04-03T10:00:00+01:00 2024-04-03T14:00:00+01:00 GWh/d 342.3 0 342.3 Planned Outage
Software download
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000903_001 Dismissed Planned Withdrawal unavailability 2024-03-28T15:27:28+00:00 2024-04-03T10:00:00+01:00 2024-04-03T14:00:00+01:00 GWh/d 342.3 0 342.3 Planned Outage
Software download
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000902_001 Dismissed Planned Injection unavailability 2024-03-28T15:26:14+00:00 2024-04-03T10:00:00+01:00 2024-04-03T14:00:00+01:00 GWh/d 311.56 0 311.56 Planned Outage
Software download.
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000894_002 Inactive Planned Injection unavailability 2024-03-27T15:02:31+00:00 2024-03-27T08:00:00+00:00 2024-03-27T14:00:00+00:00 GWh/d 311.56 0 311.56 Planned Outage
Software download
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000895_002 Inactive Planned Withdrawal unavailability 2024-03-27T15:02:31+00:00 2024-03-27T08:00:00+00:00 2024-03-27T14:00:00+00:00 GWh/d 342.3 0 342.3 Planned Outage
Software download
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000895_001 Dismissed Planned Withdrawal unavailability 2024-03-04T08:26:03+00:00 2024-03-27T08:00:00+00:00 2024-03-27T14:00:00+00:00 GWh/d 342.3 0 342.3 Planned Outage
Software download
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000894_001 Dismissed Planned Injection unavailability 2024-03-04T08:24:29+00:00 2024-03-27T08:00:00+00:00 2024-03-27T14:00:00+00:00 GWh/d 311.56 0 311.56 Planned Outage
Software download
21YGB-UKGASGRIDW 55WALDBOROUGH00H
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_000000000000000000886_005 Inactive Planned Withdrawal unavailability 2024-03-19T07:07:54+00:00 2024-02-13T18:00:00+00:00 2024-03-19T07:00:00+00:00 GWh/d 30 100 130 Planned Outage
Phase 6 reduction
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000886_004 Dismissed Planned Withdrawal unavailability 2024-03-06T14:04:53+00:00 2024-02-13T18:00:00+00:00 2024-03-19T07:00:00+00:00 GWh/d 30 100 130 Planned Outage
Phase 6 reduction
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000886_003 Dismissed Planned Withdrawal unavailability 2024-02-12T08:13:23+00:00 2024-02-13T18:00:00+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_000000000000000000886_002 Dismissed Planned Withdrawal unavailability 2024-02-07T14:29:46+00:00 2024-02-16T18:00:00+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_000000000000000000886_001 Dismissed Planned Withdrawal unavailability 2024-02-06T22:40:14+00:00 2024-02-07T17:00:00+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
Aldbrough ALD_000000000000000000892_002 Inactive Planned Injection unavailability 2024-02-14T18:16:49+00:00 2024-02-14T05:00:00+00:00 2024-02-14T18:00:00+00:00 GWh/d 111.02 200.54 311.56 Planned Outage
GC-1 HP BD valve replacement
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000892_001 Dismissed Planned Injection unavailability 2024-02-13T15:01:09+00:00 2024-02-14T05:00:00+00:00 2024-02-14T18:00:00+00:00 GWh/d 111.02 200.54 311.56 Planned Outage
GC-1 HP BD valve replacement
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000887_002 Dismissed Planned Injection unavailability 2024-02-08T03:16:10+00:00 2024-02-08T05:00:00+00:00 2024-02-08T18:00:00+00:00 GWh/d 111.02 200.54 311.56 Planned Outage
GC-2 blow down valve change.
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000887_001 Dismissed Planned Injection unavailability 2024-02-07T09:56:35+00:00 2024-02-08T05:00:00+00:00 2024-02-08T18:00:00+00:00 GWh/d 111.02 200.54 311.56 Planned Outage
GC-2 blow down valve change.
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000883_005 Inactive Planned Withdrawal unavailability 2024-02-07T00:13:59+00:00 2024-02-06T16:25:00+00:00 2024-02-06T23:30:00+00:00 GWh/d 30 100 130 Planned Outage
Phase 6 reduction
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000883_004 Dismissed Planned Withdrawal unavailability 2024-02-06T22:36:39+00:00 2024-02-06T16:25:00+00:00 2024-02-06T23:30:00+00:00 GWh/d 30 100 130 Planned Outage
Phase 6 reduction
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000883_003 Dismissed Planned Withdrawal unavailability 2024-02-06T16:26:08+00:00 2024-02-06T16:25:00+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_000000000000000000883_002 Dismissed Planned Withdrawal unavailability 2024-02-05T15:06:11+00:00 2024-02-06T18:00:00+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_000000000000000000883_001 Dismissed Planned Withdrawal unavailability 2024-02-02T16:32:29+00:00 2024-02-05T17:00:00+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_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_000000000000000000791_012 Inactive Planned Withdrawal unavailability 2024-02-05T08:01:30+00:00 2024-01-15T19:30:00+00:00 2024-02-05T08:00:00+00:00 GWh/d 30 100 130 Planned Outage
Phase 6 reduction
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000791_011 Dismissed Planned Withdrawal unavailability 2024-02-02T16:27:11+00:00 2024-01-15T19:30:00+00:00 2024-02-05T08:00:00+00:00 GWh/d 30 100 130 Planned Outage
Phase 6 reduction
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000791_010 Dismissed Planned Withdrawal unavailability 2024-01-15T19:13:50+00:00 2024-01-15T19:30:00+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_009 Dismissed Planned Withdrawal unavailability 2024-01-15T16:59:22+00:00 2024-01-15T22:00:00+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_008 Dismissed Planned Withdrawal unavailability 2023-12-05T07:51:11+00:00 2024-01-15T18:00:00+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_007 Dismissed Planned Withdrawal unavailability 2023-11-23T09:43:25+00:00 2023-12-19T18:00:00+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_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
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.