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Last update at: 2023-09-20T16:00:00+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
1 2 3 4 5 >
Atwick ATW_000000000000000000498_001 Dismissed Planned Withdrawal unavailability 2020-07-28T14:11:39+01:00 2020-07-01T05:00:00+01:00 2024-07-15T05:00:00+01:00 GWh/d 130 0 130 Planned Outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000505_001 Dismissed Unplanned Injection unavailability 2020-09-20T08:54:10+01:00 2020-09-20T09:00:00+01:00 2020-09-27T18:00:00+01:00 GWh/d 111.02 200.54 311.56 Failure
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000436_003 Inactive Planned Withdrawal unavailability 2020-10-04T16:25:20+01:00 2020-09-21T06:00:00+01:00 2020-10-04T16:23:00+01:00 GWh/d 130 0 130 Planned Outage
Planned outage
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000436_002 Dismissed Planned Withdrawal unavailability 2020-04-07T10:24:48+01:00 2020-09-21T06:00:00+01:00 2020-10-04T18:00:00+01:00 GWh/d 130 0 130 Planned Outage
Planned outage
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000435_003 Inactive Planned Injection unavailability 2020-10-04T16:24:08+01:00 2020-09-21T06:00:00+01:00 2020-10-04T16:23:00+01:00 GWh/d 30 0 30 Planned Outage
Planned outage
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000435_002 Dismissed Planned Injection unavailability 2020-04-07T10:25:35+01:00 2020-09-21T06:00:00+01:00 2020-10-04T18:00:00+01:00 GWh/d 30 0 30 Planned Outage
Planned outage
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000430_003 Inactive Planned Withdrawal unavailability 2020-10-08T21:47:29+01:00 2020-09-26T05:00:00+01:00 2020-10-08T21:45:00+01:00 GWh/d 121.5 220.8 342.3 Planned Outage
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000430_002 Dismissed Planned Withdrawal unavailability 2020-04-07T10:19:13+01:00 2020-09-26T05:00:00+01:00 2020-10-09T18:00:00+01:00 GWh/d 121.5 220.8 342.3 Planned Outage
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000509_002 Inactive Unplanned Injection unavailability 2020-09-27T10:38:21+01:00 2020-09-26T21:00:00+01:00 2020-09-27T10:41:00+01:00 GWh/d 111.02 200.54 311.56 Failure
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000509_001 Dismissed Unplanned Injection unavailability 2020-09-26T21:04:21+01:00 2020-09-26T21:00:00+01:00 2020-09-28T12:00:00+01:00 GWh/d 111.02 200.54 311.56 Failure
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000437_004 Inactive Planned Withdrawal unavailability 2020-10-23T08:27:45+01:00 2020-10-04T16:23:00+01:00 2020-10-23T08:30:00+01:00 GWh/d 97.44 32.56 130 Planned Outage
Planned outage
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000437_003 Dismissed Planned Withdrawal unavailability 2020-10-04T16:27:17+01:00 2020-10-04T16:23:00+01:00 2020-10-23T18:00:00+01:00 GWh/d 97.44 32.56 130 Planned Outage
Planned outage
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000437_002 Dismissed Planned Withdrawal unavailability 2020-04-07T10:31:39+01:00 2020-10-04T18:00:00+01:00 2020-10-23T18:00:00+01:00 GWh/d 97.44 32.56 130 Planned Outage
Planned outage
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000511_004 Dismissed Unplanned Storage unavailability 2020-10-14T12:51:35+01:00 2020-10-10T10:52:00+01:00 2020-10-14T12:52:00+01:00 TWh 0.28583 2.8540514 3.1398814 Failure
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000511_003 Dismissed Unplanned Storage unavailability 2020-10-13T14:19:22+01:00 2020-10-10T10:52:00+01:00 2020-10-14T13:00:00+01:00 TWh 0.28583 2.8540514 3.1398814 Failure
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000511_002 Dismissed Unplanned Storage unavailability 2020-10-11T16:27:33+01:00 2020-10-10T10:52:00+01:00 2020-10-13T18:00:00+01:00 TWh 0.28583 2.8540514 3.1398814 Failure
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000511_001 Dismissed Unplanned Storage unavailability 2020-10-10T10:59:54+01:00 2020-10-10T10:52:00+01:00 2020-10-12T18:00:00+01:00 TWh 0.28583 2.8540514 3.1398814 Failure
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000512_006 Inactive Unplanned Injection unavailability 2020-10-14T12:37:18+01:00 2020-10-10T11:30:00+01:00 2020-10-14T12:40:00+01:00 GWh/d 30 0 30 Failure
unplanned outage
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000512_005 Dismissed Unplanned Injection unavailability 2020-10-13T14:19:43+01:00 2020-10-10T11:30:00+01:00 2020-10-14T13:00:00+01:00 GWh/d 30 0 30 Failure
unplanned outage
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000512_004 Dismissed Unplanned Injection unavailability 2020-10-11T16:27:57+01:00 2020-10-10T11:30:00+01:00 2020-10-13T18:00:00+01:00 GWh/d 30 0 30 Failure
unplanned outage
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000512_003 Dismissed Unplanned Injection unavailability 2020-10-10T19:10:41+01:00 2020-10-10T11:30:00+01:00 2020-10-12T18:00:00+01:00 GWh/d 30 0 30 Failure
unplanned outage
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000512_002 Dismissed Unplanned Injection unavailability 2020-10-10T11:37:04+01:00 2020-10-10T11:30:00+01:00 2020-10-11T05:00:00+01:00 GWh/d 30 0 30 Failure
unplanned outage
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000512_001 Dismissed Unplanned Injection unavailability 2020-10-10T11:35:55+01:00 2020-10-10T11:30:00+01:00 2020-10-11T05:00:00+01:00 GWh/d 0 30 30 Failure
unplanned outage
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000513_005 Inactive Unplanned Withdrawal unavailability 2020-10-14T12:35:54+01:00 2020-10-10T11:30:00+01:00 2020-10-14T12:40:00+01:00 GWh/d 130 0 130 Failure
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000513_004 Dismissed Unplanned Withdrawal unavailability 2020-10-13T14:20:26+01:00 2020-10-10T11:30:00+01:00 2020-10-14T13:00:00+01:00 GWh/d 130 0 130 Failure
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000513_003 Dismissed Unplanned Withdrawal unavailability 2020-10-11T16:27:45+01:00 2020-10-10T11:30:00+01:00 2020-10-13T18:00:00+01:00 GWh/d 130 0 130 Failure
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000513_002 Dismissed Unplanned Withdrawal unavailability 2020-10-10T19:10:15+01:00 2020-10-10T11:30:00+01:00 2020-10-12T18:00:00+01:00 GWh/d 130 0 130 Failure
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000513_001 Dismissed Unplanned Withdrawal unavailability 2020-10-10T11:36:52+01:00 2020-10-10T11:30:00+01:00 2020-10-11T05:00:00+01:00 GWh/d 130 0 130 Failure
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000432_003 Inactive Planned Injection unavailability 2020-10-26T06:01:50+00:00 2020-10-12T05:00:00+01:00 2020-10-26T05:00:00+00:00 GWh/d 111.02 200.54 311.56 Planned Outage
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000432_002 Dismissed Planned Injection unavailability 2020-10-25T16:27:18+00:00 2020-10-12T05:00:00+01:00 2020-10-26T05:00:00+00:00 GWh/d 111.02 200.54 311.56 Planned Outage
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000432_001 Dismissed Planned Injection unavailability 2020-01-29T09:54:58+00:00 2020-10-12T05:00:00+01:00 2020-10-25T18:00:00+00:00 GWh/d 111.02 200.54 311.56 Planned Outage
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000514_002 Inactive Unplanned Storage unavailability 2020-10-15T17:15:12+01:00 2020-10-15T07:00:00+01:00 2020-10-15T17:15:00+01:00 TWh 0.38131 2.7585714 3.1398814 Failure
unplanned
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000514_001 Dismissed Unplanned Storage unavailability 2020-10-15T07:24:20+01:00 2020-10-15T07:00:00+01:00 2020-10-15T18:00:00+01:00 TWh 0.38131 2.7585714 3.1398814 Failure
unplanned
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000515_003 Inactive Planned Storage unavailability 2020-10-29T18:07:31+00:00 2020-10-22T07:40:00+01:00 2020-10-29T18:00:00+00:00 TWh 0.43824719 2.70163421 3.1398814 Planned Outage
Cavity 9 Well Maintenance
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000515_002 Dismissed Planned Storage unavailability 2020-10-29T13:50:12+00:00 2020-10-22T07:40:00+01:00 2020-10-29T18:00:00+00:00 TWh 0.43824719 2.70163421 3.1398814 Planned Outage
Cavity 9 Well Maintenance
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000515_001 Dismissed Planned Storage unavailability 2020-10-22T07:41:20+01:00 2020-10-22T07:40:00+01:00 2020-10-30T18:00:00+00:00 TWh 0.43824719 2.70163421 3.1398814 Planned Outage
Cavity 9 Well Maintenance
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000510_003 Dismissed Planned Withdrawal unavailability 2020-10-23T08:28:25+01:00 2020-10-23T08:30:00+01:00 2020-10-28T23:59:00+00:00 GWh/d 73.08 56.92 130 Planned Outage
Commissioning runs, so output may vary.
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000516_002 Inactive Planned Withdrawal unavailability 2020-11-02T07:59:35+00:00 2020-10-23T11:00:00+01:00 2020-11-02T08:00:00+00:00 GWh/d 97.44 32.56 130 Planned Outage
Planned outage
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000516_001 Dismissed Planned Withdrawal unavailability 2020-10-23T11:00:59+01:00 2020-10-23T11:00:00+01:00 2020-11-02T08:00:00+00:00 GWh/d 97.44 32.56 130 Planned Outage
Planned outage
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000510_002 Dismissed Planned Withdrawal unavailability 2020-10-19T12:31:46+01:00 2020-10-23T18:01:00+01:00 2020-10-28T23:59:00+00:00 GWh/d 73.08 56.92 130 Planned Outage
Commissioning runs, so output may vary.
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000510_001 Dismissed Planned Withdrawal unavailability 2020-09-29T11:00:14+01:00 2020-10-23T18:01:00+01:00 2020-10-28T23:59:00+00:00 GWh/d 73.08 56.92 130 Planned Outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000433_004 Inactive Planned Injection unavailability 2020-11-12T12:58:15+00:00 2020-10-26T05:00:00+00:00 2020-11-12T13:00:00+00:00 GWh/d 111.02 200.54 311.56 Planned Outage
Further extension to maintenance.
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000433_003 Dismissed Planned Injection unavailability 2020-11-10T15:12:22+00:00 2020-10-26T05:00:00+00:00 2020-11-12T18:00:00+00:00 GWh/d 111.02 200.54 311.56 Planned Outage
Further extension to maintenance.
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000433_002 Dismissed Planned Injection unavailability 2020-11-04T15:54:43+00:00 2020-10-26T05:00:00+00:00 2020-11-10T18:00:00+00:00 GWh/d 111.02 200.54 311.56 Planned Outage
Extended maintenance.
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000433_001 Dismissed Planned Injection unavailability 2020-01-29T09:56:38+00:00 2020-10-26T05:00:00+00:00 2020-11-08T18:00:00+00:00 GWh/d 111.02 200.54 311.56 Planned Outage
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000517_002 Inactive Unplanned Injection unavailability 2020-10-27T10:46:06+00:00 2020-10-26T09:20:00+00:00 2020-10-27T10:45:00+00:00 GWh/d 100.27 211.29 311.56 Failure
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000517_001 Dismissed Unplanned Injection unavailability 2020-10-26T09:16:47+00:00 2020-10-26T09:20:00+00:00 2020-10-27T12:00:00+00:00 GWh/d 100.27 211.29 311.56 Failure
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000518_002 Inactive Planned Storage unavailability 2020-10-27T17:45:00+00:00 2020-10-27T07:00:00+00:00 2020-10-27T17:40:00+00:00 TWh 0.85813 2.2817514 3.1398814 Planned Outage
Cavity Maintenance (alongside existing REMIT notice)
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000518_001 Dismissed Planned Storage unavailability 2020-10-26T17:14:00+00:00 2020-10-27T07:00:00+00:00 2020-10-27T19:00:00+00:00 TWh 0.85813 2.2817514 3.1398814 Planned Outage
Cavity Maintenance (alongside existing REMIT notice)
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000519_002 Inactive Unplanned Injection unavailability 2020-10-31T08:24:37+00:00 2020-10-31T05:35:00+00:00 2020-10-31T08:25:00+00:00 GWh/d 211.29 100.27 311.56 Failure
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.