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Last update at: 2023-11-28T13:00:00+00:00

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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
< 3 4 5 6 7 >
Aldbrough ALD_000000000000000000601_002 Dismissed Unplanned Storage unavailability 2021-08-09T10:55:55+01:00 2021-08-09T10:31:00+01:00 2021-08-09T16:00:00+01:00 TWh 2.4558177 0 2.4558177 Failure
Update to unavailable capacity
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_000000000000000000591_007 Inactive Planned Storage unavailability 2021-07-27T10:56:20+01:00 2021-07-05T05:00:00+01:00 2021-07-27T11:00:00+01:00 TWh 0.42059 2.0352277 2.4558177 Planned Outage
Ald 1 flowline heater replacement.
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000591_006 Dismissed Planned Storage unavailability 2021-07-23T12:34:49+01:00 2021-07-05T05:00:00+01:00 2021-07-27T18:00:00+01:00 TWh 0.42059 2.0352277 2.4558177 Planned Outage
Ald 1 flowline heater replacement.
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000591_005 Dismissed Planned Storage unavailability 2021-07-21T08:10:28+01:00 2021-07-05T05:00:00+01:00 2021-07-23T18:00:00+01:00 TWh 0.42059 2.0352277 2.4558177 Planned Outage
Ald 1 flowline heater replacement.
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000591_004 Dismissed Planned Storage unavailability 2021-07-17T08:55:53+01:00 2021-07-05T05:00:00+01:00 2021-07-21T18:00:00+01:00 TWh 0.42059 2.0352277 2.4558177 Planned Outage
Ald 1 flowline heater replacement.
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000591_003 Dismissed Planned Storage unavailability 2021-07-17T00:09:55+01:00 2021-07-05T05:00:00+01:00 2021-07-19T00:00:00+01:00 TWh 0.42059 2.0352277 2.4558177 Planned Outage
Ald 1 flowline heater replacement.
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000591_002 Dismissed Planned Storage unavailability 2021-07-16T15:55:01+01:00 2021-07-05T05:00:00+01:00 2021-07-17T00:00:00+01:00 TWh 0.42059 2.0352277 2.4558177 Planned Outage
Ald 1 flowline heater replacement.
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000591_001 Dismissed Planned Storage unavailability 2021-07-01T09:42:41+01:00 2021-07-05T05:00:00+01:00 2021-07-16T18:00:00+01:00 TWh 0.42059 2.0352277 2.4558177 Planned Outage
Ald 1 flowline heater replacement.
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000594_002 Inactive Unplanned Storage unavailability 2021-07-20T09:12:07+01:00 2021-07-19T18:00:00+01:00 2021-07-20T12:00:00+01:00 TWh 0.81 1.6458177 2.4558177 Failure
2nd cavern unavailble
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000594_001 Dismissed Unplanned Storage unavailability 2021-07-19T18:58:06+01:00 2021-07-19T18:00:00+01:00 2021-07-20T12:00:00+01:00 TWh 0.81 1.6458177 2.4558177 Failure
2nd cavern unavailble
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000592_002 Inactive Unplanned Storage unavailability 2021-07-05T06:01:53+01:00 2021-07-02T17:10:00+01:00 2021-07-05T05:00:00+01:00 TWh 0.42059 2.0352277 2.4558177 Failure
Flowline 1
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000592_001 Dismissed Unplanned Storage unavailability 2021-07-02T17:11:51+01:00 2021-07-02T17:10:00+01:00 2021-07-05T05:00:00+01:00 TWh 0.42059 2.0352277 2.4558177 Failure
Flowline 1
 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
Aldbrough ALD_000000000000000000587_002 Inactive Planned Storage unavailability 2021-06-15T15:37:47+01:00 2021-06-15T05:00:00+01:00 2021-06-15T15:00:00+01:00 TWh 0.43084 2.0249777 2.4558177 Planned Outage
Wellhead Maint
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000587_001 Dismissed Planned Storage unavailability 2021-06-15T05:53:52+01:00 2021-06-15T05:00:00+01:00 2021-06-17T18:00:00+01:00 TWh 0.43084 2.0249777 2.4558177 Planned Outage
Wellhead Maint
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000583_003 Inactive Planned Storage unavailability 2021-06-02T15:34:06+01:00 2021-05-30T19:05:00+01:00 2021-06-02T15:34:00+01:00 TWh 0.226309 3.1062104 3.3325194 Planned Outage
Cavity 2
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000583_002 Dismissed Planned Storage unavailability 2021-05-30T19:05:34+01:00 2021-05-30T19:05:00+01:00 2021-06-06T18:00:00+01:00 TWh 0.226309 3.1062104 3.3325194 Planned Outage
Cavity 2
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000583_001 Dismissed Planned Storage unavailability 2021-05-05T16:01:27+01:00 2021-06-01T05:00:00+01:00 2021-06-06T18:00:00+01:00 TWh 0.226309 3.1062104 3.3325194 Planned Outage
Cavity 2
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000582_003 Dismissed Planned Storage unavailability 2021-05-30T19:04:41+01:00 2021-05-27T16:30:00+01:00 2021-05-30T19:05:00+01:00 TWh 0.3012746 3.0312448 3.3325194 Planned Outage
Cavity 7
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000582_002 Dismissed Planned Storage unavailability 2021-05-27T16:15:25+01:00 2021-05-27T16:30:00+01:00 2021-05-31T18:00:00+01:00 TWh 0.3012746 3.0312448 3.3325194 Planned Outage
Cavity 7
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000582_001 Dismissed Planned Storage unavailability 2021-05-05T15:56:02+01:00 2021-05-28T05:00:00+01:00 2021-05-31T18:00:00+01:00 TWh 0.3012746 3.0312448 3.3325194 Planned Outage
Cavity 7
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000581_002 Dismissed Planned Storage unavailability 2021-05-27T16:14:36+01:00 2021-05-24T05:00:00+01:00 2021-05-27T16:20:00+01:00 TWh 0.459502528 2.873016872 3.3325194 Planned Outage
Cavity 8
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000581_001 Dismissed Planned Storage unavailability 2021-05-05T15:54:24+01:00 2021-05-24T05:00:00+01:00 2021-05-27T18:00:00+01:00 TWh 0.459502528 2.873016872 3.3325194 Planned Outage
Cavity 8
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000584_002 Inactive Unplanned Storage unavailability 2021-05-11T17:44:38+01:00 2021-05-11T11:30:00+01:00 2021-05-11T17:30:00+01:00 TWh 0.4595 2.8730194 3.3325194 Failure
Methanol pump failure. Cavity unavailable for withdrawal.
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000584_001 Dismissed Unplanned Storage unavailability 2021-05-11T11:46:57+01:00 2021-05-11T11:30:00+01:00 2021-05-12T16:00:00+01:00 TWh 0.4595 2.8730194 3.3325194 Failure
Methanol pump failure. Cavity unavailable for withdrawal.
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000579_004 Inactive Unplanned Storage unavailability 2021-04-29T13:58:35+01:00 2021-04-29T05:42:00+01:00 2021-04-29T13:58:00+01:00 TWh 0.459502528 2.873066388 3.3325194 Failure
Cavity 8 (0.459502528 capacity)
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000579_003 Dismissed Unplanned Storage unavailability 2021-04-29T08:01:12+01:00 2021-04-29T05:42:00+01:00 2021-04-29T16:00:00+01:00 TWh 0.459502528 2.873066388 3.3325194 Failure
Cavity 8 (0.459502528 capacity)
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000579_002 Dismissed Unplanned Storage unavailability 2021-04-29T05:52:18+01:00 2021-04-29T05:42:00+01:00 2021-04-29T16:00:00+01:00 TWh 0.459502528 2.41356386 3.3325194 Failure
Cavity 8 (0.459502528 capacity)
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000579_001 Dismissed Unplanned Storage unavailability 2021-04-29T05:49:02+01:00 2021-04-29T05:42:00+01:00 2021-04-29T16:00:00+01:00 TWh 0.459502528 2.873016872 3.3325194 Failure
Cavity 8
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000572_005 Inactive Planned Storage unavailability 2021-04-29T07:58:03+01:00 2021-04-20T06:00:00+01:00 2021-04-29T07:58:00+01:00 TWh 0.459452982 2.41356386 3.3325194 Planned Outage
Cavity 6 (0.459452982 capacity)
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000572_004 Dismissed Planned Storage unavailability 2021-04-29T05:53:22+01:00 2021-04-20T06:00:00+01:00 2021-04-29T08:00:00+01:00 TWh 0.459452982 2.41356386 3.3325194 Planned Outage
Cavity 6 (0.459452982 capacity)
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000572_003 Dismissed Planned Storage unavailability 2021-04-28T10:40:29+01:00 2021-04-20T06:00:00+01:00 2021-04-29T08:00:00+01:00 TWh 0.459452982 2.873066418 3.3325194 Planned Outage
Cavity 6
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000572_002 Dismissed Planned Storage unavailability 2021-04-26T09:02:05+01:00 2021-04-20T06:00:00+01:00 2021-04-28T13:00:00+01:00 TWh 0.459452982 2.873066418 3.3325194 Planned Outage
Cavity 6
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000572_001 Dismissed Planned Storage unavailability 2021-04-14T13:35:11+01:00 2021-04-20T06:00:00+01:00 2021-04-26T18:00:00+01:00 TWh 0.459452982 2.873066418 3.3325194 Planned Outage
Cavity 6
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000573_003 Dismissed Planned Storage unavailability 2021-04-26T15:27:52+01:00 2021-04-28T14:00:00+01:00 2021-05-02T18:00:00+01:00 TWh 0.226309 3.1062104 3.3325194 Planned Outage
Cavity 2
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000573_002 Dismissed Planned Storage unavailability 2021-04-26T09:03:06+01:00 2021-04-28T14:00:00+01:00 2021-05-02T18:00:00+01:00 TWh 0.226309 3.1062104 3.3325194 Planned Outage
Cavity 2
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000573_001 Dismissed Planned Storage unavailability 2021-04-14T13:37:19+01:00 2021-04-27T06:00:00+01:00 2021-04-30T18:00:00+01:00 TWh 0.226309 3.1062104 3.3325194 Planned Outage
Cavity 2
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000571_002 Inactive Planned Storage unavailability 2021-04-14T07:56:55+01:00 2021-04-14T06:00:00+01:00 2021-04-14T08:00:00+01:00 TWh 0.214379 2.9321538 3.1465328 Planned Outage
Maintenance A2
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000571_001 Dismissed Planned Storage unavailability 2021-04-08T15:53:31+01:00 2021-04-14T06:00:00+01:00 2021-04-17T18:00:00+01:00 TWh 0.214379 2.9321538 3.1465328 Planned Outage
Maintenance A2
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000569_002 Inactive Planned Storage unavailability 2021-04-09T15:34:19+01:00 2021-04-07T16:34:00+01:00 2021-04-09T15:30:00+01:00 TWh 0.38077 2.7657628 3.1465328 Planned Outage
Maintenance A1
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000569_001 Dismissed Planned Storage unavailability 2021-04-07T16:35:14+01:00 2021-04-07T16:34:00+01:00 2021-04-09T18:00:00+01:00 TWh 0.38077 2.7657628 3.1465328 Planned Outage
Maintenance A1
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000559_002 Dismissed Planned Storage unavailability 2021-02-15T10:48:41+00:00 2021-02-18T06:00:00+00:00 2021-02-19T18:00:00+00:00 TWh 0.419365007 2.727167793 3.1465328 Planned Outage
Cavity 6
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000559_001 Dismissed Planned Storage unavailability 2021-02-15T10:48:14+00:00 2021-02-18T06:00:00+00:00 2021-02-19T18:00:00+00:00 TWh 0.419365007 2.727167793 3.1465328 Planned Outage
Cavity 6
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000544_005 Inactive Planned Storage unavailability 2021-02-15T10:23:59+00:00 2021-02-18T06:00:00+00:00 2021-02-19T18:00:00+00:00 TWh 0.41988 2.7200014 3.1465328 Planned Outage
Cavity 6
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000544_004 Dismissed Planned Storage unavailability 2021-02-03T15:48:46+00:00 2021-02-18T06:00:00+00:00 2021-02-19T18:00:00+00:00 TWh 0.41988 2.7200014 3.1465328 Planned Outage
Cavity 6
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000544_003 Dismissed Planned Storage unavailability 2021-01-27T08:09:11+00:00 2021-02-08T06:00:00+00:00 2021-02-09T18:00:00+00:00 TWh 0.41988 2.7200014 3.1465328 Planned Outage
Cavity 6
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000544_002 Dismissed Planned Storage unavailability 2021-01-09T07:59:46+00:00 2021-02-08T06:00:00+00:00 2021-02-09T18:00:00+00:00 TWh 0.41988 2.7200014 3.1398814 Planned Outage
Cavity 6
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000544_001 Dismissed Planned Storage unavailability 2020-12-19T00:06:56+00:00 2021-01-18T06:00:00+00:00 2021-01-19T18:00:00+00:00 TWh 0.41988 2.7200014 3.1398814 Planned Outage
Cavity 6
 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.