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Last update at: 2023-09-20T16:00:00+01:00

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

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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
< 3 4 5 6 7 >
Atwick ATW_000000000000000000598_001 Dismissed Planned Injection unavailability 2021-07-26T15:39:45+01:00 2021-10-22T09:00:00+01:00 2021-10-22T17:00:00+01:00 GWh/d 30 0 30 Planned Outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000599_002 Inactive Planned Withdrawal unavailability 2021-10-22T16:16:02+01:00 2021-10-22T09:00:00+01:00 2021-10-22T16:00:00+01:00 GWh/d 130 0 130 Planned Outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000599_001 Dismissed Planned Withdrawal unavailability 2021-07-26T15:40:47+01:00 2021-10-22T09:00:00+01:00 2021-10-22T17:00:00+01:00 GWh/d 130 0 130 Planned Outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000597_002 Inactive Planned Withdrawal unavailability 2021-10-21T16:34:30+01:00 2021-10-21T09:00:00+01:00 2021-10-21T16:30:00+01:00 GWh/d 130 0 130 Planned Outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000597_001 Dismissed Planned Withdrawal unavailability 2021-07-26T15:38:24+01:00 2021-10-21T09:00:00+01:00 2021-10-21T17:00:00+01:00 GWh/d 130 0 130 Planned Outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000596_002 Inactive Planned Injection unavailability 2021-10-21T16:33:44+01:00 2021-10-21T09:00:00+01:00 2021-10-21T16:30:00+01:00 GWh/d 30 0 30 Planned Outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000596_001 Dismissed Planned Injection unavailability 2021-07-26T15:37:01+01:00 2021-10-21T09:00:00+01:00 2021-10-21T17:00:00+01:00 GWh/d 30 0 30 Planned Outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000607_003 Inactive Unplanned Injection unavailability 2021-09-11T22:01:50+01:00 2021-09-11T17:03:00+01:00 2021-09-11T22:00:00+01:00 GWh/d 311.56 0 311.56 Failure
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000607_002 Dismissed Unplanned Injection unavailability 2021-09-11T20:47:02+01:00 2021-09-11T17:03:00+01:00 2021-09-11T22:00:00+01:00 GWh/d 311.56 0 311.56 Failure
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000607_001 Dismissed Unplanned Injection unavailability 2021-09-11T17:06:21+01:00 2021-09-11T17:03:00+01:00 2021-09-11T21:00:00+01:00 GWh/d 311.56 0 311.56 Failure
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000608_003 Inactive Unplanned Withdrawal unavailability 2021-09-11T22:01:27+01:00 2021-09-11T17:03:00+01:00 2021-09-11T22:00:00+01:00 GWh/d 342.3 0 342.3 Failure
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000608_002 Dismissed Unplanned Withdrawal unavailability 2021-09-11T20:46:42+01:00 2021-09-11T17:03:00+01:00 2021-09-11T22:00:00+01:00 GWh/d 342.3 0 342.3 Failure
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000608_001 Dismissed Unplanned Withdrawal unavailability 2021-09-11T17:07:42+01:00 2021-09-11T17:03:00+01:00 2021-09-11T21:00:00+01:00 GWh/d 342.3 0 342.3 Failure
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000606_003 Inactive Unplanned Storage unavailability 2021-09-11T22:01:15+01:00 2021-09-11T17:03:00+01:00 2021-09-11T22:00:00+01:00 TWh 2.4558177 0 2.4558177 Failure
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000606_002 Dismissed Unplanned Storage unavailability 2021-09-11T20:47:24+01:00 2021-09-11T17:03:00+01:00 2021-09-11T22:00:00+01:00 TWh 2.4558177 0 2.4558177 Failure
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000606_001 Dismissed Unplanned Storage unavailability 2021-09-11T17:05:17+01:00 2021-09-11T17:03:00+01:00 2021-09-11T21:00:00+01:00 TWh 2.4558177 0 2.4558177 Failure
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000605_002 Inactive Unplanned Withdrawal unavailability 2021-08-11T18:20:48+01:00 2021-08-11T13:15:00+01:00 2021-08-11T18:19:00+01:00 GWh/d 130 0 130 Failure
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000605_001 Dismissed Unplanned Withdrawal unavailability 2021-08-11T13:25:08+01:00 2021-08-11T13:15:00+01:00 2021-08-11T18:30:00+01:00 GWh/d 130 0 130 Failure
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000604_002 Inactive Unplanned Injection unavailability 2021-08-10T16:55:05+01:00 2021-08-09T18:08:00+01:00 2021-08-10T16:55:00+01:00 GWh/d 111.02 200.54 311.56 Failure
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000604_001 Dismissed Unplanned Injection unavailability 2021-08-09T18:11:35+01:00 2021-08-09T18:08:00+01:00 2021-08-11T18:00:00+01:00 GWh/d 111.02 200.54 311.56 Failure
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000602_003 Inactive Unplanned Injection unavailability 2021-08-09T18:08:25+01:00 2021-08-09T10:31:00+01:00 2021-08-09T18:08:00+01:00 GWh/d 311.56 0 311.56 Failure
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000602_002 Dismissed Unplanned Injection unavailability 2021-08-09T15:56:50+01:00 2021-08-09T10:31:00+01:00 2021-08-09T20:00:00+01:00 GWh/d 311.56 0 311.56 Failure
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000602_001 Dismissed Unplanned Injection unavailability 2021-08-09T10:42:12+01:00 2021-08-09T10:31:00+01:00 2021-08-09T16:00:00+01:00 GWh/d 311.56 0 311.56 Failure
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000601_001 Dismissed Unplanned Storage unavailability 2021-08-09T10:40:50+01:00 2021-08-09T10:31:00+01:00 2021-08-09T16:00:00+01:00 TWh 2.45 0.0058177 2.4558177 Failure
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000603_003 Inactive Unplanned Withdrawal unavailability 2021-08-09T18:07:25+01:00 2021-08-09T10:31:00+01:00 2021-08-09T18:08:00+01:00 GWh/d 342.3 0 342.3 Failure
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000603_002 Dismissed Unplanned Withdrawal unavailability 2021-08-09T15:57:30+01:00 2021-08-09T10:31:00+01:00 2021-08-09T20:00:00+01:00 GWh/d 342.3 0 342.3 Failure
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000603_001 Dismissed Unplanned Withdrawal unavailability 2021-08-09T10:43:18+01:00 2021-08-09T10:31:00+01:00 2021-08-09T16:00:00+01:00 GWh/d 342.3 0 342.3 Failure
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000600_002 Inactive Unplanned Injection unavailability 2021-08-05T16:16:42+01:00 2021-08-04T12:00:00+01:00 2021-08-05T15:55:00+01:00 GWh/d 111.02 200.54 311.56 Failure
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000600_001 Dismissed Unplanned Injection unavailability 2021-08-04T12:43:48+01:00 2021-08-04T12:00:00+01:00 2021-08-05T18:00:00+01:00 GWh/d 111.02 200.54 311.56 Failure
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000486_005 Inactive Planned Injection unavailability 2021-07-18T17:40:26+01:00 2021-07-02T05:00:00+01:00 2021-07-18T17:40:00+01:00 GWh/d 30 0 30 Planned Outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000486_004 Dismissed Planned Injection unavailability 2021-04-01T23:06:09+01:00 2021-07-02T05:00:00+01:00 2021-07-18T18:00:00+01:00 GWh/d 30 0 30 Planned Outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000486_003 Dismissed Planned Injection unavailability 2021-03-12T11:18:08+00:00 2021-07-02T05:00:00+01:00 2021-07-18T05:00:00+01:00 GWh/d 30 0 30 Planned Outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000486_002 Dismissed Planned Injection unavailability 2020-07-11T21:48:35+01:00 2021-07-01T05:00:00+01:00 2021-07-15T05:00:00+01:00 GWh/d 30 0 30 Planned Outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000486_001 Dismissed Planned Injection unavailability 2020-07-11T21:30:42+01:00 2021-07-01T05:00:00+01:00 2021-07-15T05:00:00+01:00 GWh/d 0 30 30 Planned Outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000487_005 Inactive Planned Withdrawal unavailability 2021-07-18T17:39:27+01:00 2021-07-02T05:00:00+01:00 2021-07-18T17:40:00+01:00 GWh/d 130 0 130 Planned Outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000487_004 Dismissed Planned Withdrawal unavailability 2021-04-01T23:05:49+01:00 2021-07-02T05:00:00+01:00 2021-07-18T18:00:00+01:00 GWh/d 130 0 130 Planned Outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000487_003 Dismissed Planned Withdrawal unavailability 2021-03-12T11:17:11+00:00 2021-07-02T05:00:00+01:00 2021-07-18T05:00:00+01:00 GWh/d 130 0 130 Planned Outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000487_002 Dismissed Planned Withdrawal unavailability 2020-07-28T14:41:53+01:00 2021-07-01T05:00:00+01:00 2021-07-15T05:00:00+01:00 GWh/d 130 0 130 Planned Outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000487_001 Dismissed Planned Withdrawal unavailability 2020-07-11T21:34:14+01:00 2021-07-01T05:00:00+01:00 2021-07-08T05:00:00+01:00 GWh/d 130 0 130 Planned Outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000593_002 Inactive Unplanned Injection unavailability 2021-07-11T10:18:33+01:00 2021-07-11T05:13:00+01:00 2021-07-11T10:20:00+01:00 GWh/d 111.02 200.54 311.56 Failure
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000593_001 Dismissed Unplanned Injection unavailability 2021-07-11T05:40:28+01:00 2021-07-11T05:13:00+01:00 2021-07-11T12:00:00+01:00 GWh/d 111.02 200.54 311.56 Failure
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000589_002 Inactive Unplanned Storage unavailability 2021-06-22T16:50:46+01:00 2021-06-21T10:15:00+01:00 2021-06-22T16:55:00+01:00 TWh 0.43084 2.0249777 2.4558177 Failure
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000589_001 Dismissed Unplanned Storage unavailability 2021-06-21T10:19:06+01:00 2021-06-21T10:15:00+01:00 2021-06-23T18:00:00+01:00 TWh 0.43084 2.0249777 2.4558177 Failure
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000570_004 Inactive Planned Withdrawal unavailability 2021-06-16T08:58:18+01:00 2021-04-07T20:20:00+01:00 2021-06-16T08:57:00+01:00 GWh/d 50 80 130 Planned Outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000570_003 Dismissed Planned Withdrawal unavailability 2021-04-18T18:54:40+01:00 2021-04-07T20:20:00+01:00 2021-07-07T18:00:00+01:00 GWh/d 50 80 130 Planned Outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000570_002 Dismissed Planned Withdrawal unavailability 2021-04-07T20:58:51+01:00 2021-04-07T20:20:00+01:00 2021-04-30T18:00:00+01:00 GWh/d 50 80 130 Planned Outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000570_001 Dismissed Planned Withdrawal unavailability 2021-04-07T20:43:59+01:00 2021-04-07T20:20:00+01:00 2021-04-30T18:00:00+01:00 GWh/d 42 88 130 Planned Outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000586_003 Inactive Unplanned Withdrawal unavailability 2021-05-19T11:34:23+01:00 2021-05-17T17:01:00+01:00 2021-05-19T11:35:00+01:00 GWh/d 121.5 220.8 342.3 Planned Outage
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000586_002 Dismissed Unplanned Withdrawal unavailability 2021-05-18T17:07:23+01:00 2021-05-17T17:01:00+01:00 2021-05-19T18:00:00+01:00 GWh/d 121.5 220.8 342.3 Planned Outage
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000586_001 Dismissed Unplanned Withdrawal unavailability 2021-05-17T17:24:59+01:00 2021-05-17T17:01:00+01:00 2021-05-18T18:00:00+01:00 GWh/d 121.5 220.8 342.3 Planned Outage
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.