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Last update at: 2024-04-21T16:00:00+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
< 3 4 5 6 7 >
Atwick ATW_000000000000000000783_002 Inactive Planned Storage unavailability 2023-07-24T15:46:21+01:00 2023-07-20T05:00:00+01:00 2023-07-24T15:40:00+01:00 TWh 0.665322552 2.803322148 3.4686447 Planned Outage
Cavity 5 Interventions and wellhead maintenance
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000783_001 Dismissed Planned Storage unavailability 2023-07-17T11:58:25+01:00 2023-07-20T05:00:00+01:00 2023-07-25T18:00:00+01:00 TWh 0.665322552 2.803322148 3.4686447 Planned Outage
Cavity 5 Interventions and wellhead maintenance
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000758_002 Inactive Planned Storage unavailability 2023-06-28T19:02:32+01:00 2023-06-27T18:00:00+01:00 2023-06-28T18:00:00+01:00 TWh 0.665322552 2.803322148 3.4686447 Planned Outage
Cavity 5 Wellhead panel maintenance
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000758_001 Dismissed Planned Storage unavailability 2023-05-30T09:20:27+01:00 2023-06-27T18:00:00+01:00 2023-06-28T18:00:00+01:00 TWh 0.665322552 2.803322148 3.4686447 Planned Outage
Cavity 5 Wellhead panel maintenance
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000724_002 Inactive Planned Storage unavailability 2023-01-27T18:55:31+00:00 2023-01-27T06:00:00+00:00 2023-01-27T18:55:00+00:00 TWh 0.665322552 2.803322148 3.4686447 Planned Outage
Cavity 5 Six Monthly Maintenace
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000724_001 Dismissed Planned Storage unavailability 2023-01-10T07:34:25+00:00 2023-01-27T06:00:00+00:00 2023-01-27T18:00:00+00:00 TWh 0.665322552 2.803322148 3.4686447 Planned Outage
Cavity 5 Six Monthly Maintenace
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000697_003 Inactive Unplanned Storage unavailability 2022-10-11T17:19:30+01:00 2022-10-07T16:00:00+01:00 2022-10-11T17:19:00+01:00 TWh 0.665322552 2.803322148 3.4686447 Failure
.
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000697_002 Dismissed Unplanned Storage unavailability 2022-10-10T14:20:42+01:00 2022-10-07T16:00:00+01:00 2022-10-11T18:00:00+01:00 TWh 0.665322552 2.803322148 3.4686447 Failure
.
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000697_001 Dismissed Unplanned Storage unavailability 2022-10-07T16:43:43+01:00 2022-10-07T16:00:00+01:00 2022-10-10T16:00:00+01:00 TWh 0.665322552 2.803322148 3.4686447 Failure
.
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000737_003 Inactive Planned Storage unavailability 2023-03-29T13:02:32+01:00 2023-03-28T11:00:00+01:00 2023-03-29T12:00:00+01:00 TWh 0.75242 2.5493695 3.3017895 Planned Outage
Block placement
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000737_002 Dismissed Planned Storage unavailability 2023-03-28T15:47:16+01:00 2023-03-28T11:00:00+01:00 2023-03-29T12:00:00+01:00 TWh 0.75242 2.5493695 3.3017895 Planned Outage
Block placement
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000737_001 Dismissed Planned Storage unavailability 2023-03-24T13:08:51+00:00 2023-03-28T11:00:00+01:00 2023-03-28T19:00:00+01:00 TWh 0.75242 2.5493695 3.3017895 Planned Outage
Block placement
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000736_002 Dismissed Planned Withdrawal unavailability 2023-03-24T13:04:57+00:00 2023-03-28T11:00:00+01:00 2023-03-28T19:00:00+01:00 GWh/d 0.75242 341.54758 342.3 Planned Outage
Event type incorrect
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000736_001 Dismissed Planned Withdrawal unavailability 2023-03-24T12:47:44+00:00 2023-03-28T11:00:00+01:00 2023-03-28T19:00:00+01:00 GWh/d 0.75242 341.54758 342.3 Planned Outage
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000907_002 Inactive Planned Storage unavailability 2024-04-16T14:21:32+01:00 2024-04-11T12:26:00+01:00 2024-04-16T14:20:00+01:00 TWh 0.800759992 2.667884708 3.4686447 Failure
.
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000907_001 Dismissed Planned Storage unavailability 2024-04-11T12:28:13+01:00 2024-04-11T12:26:00+01:00 2024-04-16T16:00:00+01:00 TWh 0.800759992 2.667884708 3.4686447 Failure
.
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
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_000000000000000000685_002 Inactive Planned Storage unavailability 2022-08-30T10:19:24+01:00 2022-08-30T05:00:00+01:00 2022-08-30T10:05:00+01:00 TWh 0.82033 1.6645847 2.4849147 Planned Outage
Ginpole Lift Ald 6
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000685_001 Dismissed Planned Storage unavailability 2022-08-30T00:37:06+01:00 2022-08-30T05:00:00+01:00 2022-08-30T12:00:00+01:00 TWh 0.82033 1.6645847 2.4849147 Planned Outage
Ginpole Lift Ald 6
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000793_002 Inactive Unplanned Storage unavailability 2023-08-17T05:34:39+01:00 2023-08-16T20:57:00+01:00 2023-08-17T05:00:00+01:00 TWh 0.824 2.3381642 3.1621642 Failure
Ald 1 & 9
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000793_001 Dismissed Unplanned Storage unavailability 2023-08-16T20:58:10+01:00 2023-08-16T20:57:00+01:00 2023-08-17T05:00:00+01:00 TWh 0.824 2.3381642 3.1621642 Failure
Ald 1 & 9
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000778_002 Inactive Unplanned Storage unavailability 2023-07-06T09:09:19+01:00 2023-07-06T02:25:00+01:00 2023-07-06T09:09:00+01:00 TWh 0.8395 2.4597861 3.2992861 Failure
Ald 7 Panel inaccessible
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000778_001 Dismissed Unplanned Storage unavailability 2023-07-06T02:40:52+01:00 2023-07-06T02:25:00+01:00 2023-07-06T12:00:00+01:00 TWh 0.8395 2.4597861 3.2992861 Failure
Ald 7 Panel inaccessible
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000867_003 Inactive Planned Storage unavailability 2023-12-15T12:51:20+00:00 2023-12-14T05:00:00+00:00 2023-12-15T12:50:00+00:00 TWh 0.855 2.3071642 3.1621642 Planned Outage
A3 and A7 removed from service.
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000867_002 Dismissed Planned Storage unavailability 2023-12-14T15:17:38+00:00 2023-12-14T05:00:00+00:00 2023-12-15T13:00:00+00:00 TWh 0.855 2.3071642 3.1621642 Planned Outage
A3 and A7 removed from service.
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000867_001 Dismissed Planned Storage unavailability 2023-12-13T15:44:10+00:00 2023-12-14T05:00:00+00:00 2023-12-14T18:00:00+00:00 TWh 0.855 2.3071642 3.1621642 Planned Outage
A3 and A7 removed from service.
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000742_002 Inactive Planned Storage unavailability 2023-05-07T06:02:32+01:00 2023-04-27T05:00:00+01:00 2023-05-07T05:00:00+01:00 TWh 0.89 2.4117895 3.3017895 Planned Outage
Ald 8 Maintenance and sonar survey
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000743_002 Inactive Planned Storage unavailability 2023-05-07T06:02:32+01:00 2023-04-30T05:00:00+01:00 2023-05-07T05:00:00+01:00 TWh 0.89 2.4117895 3.3017895 Planned Outage
Ald 2 maintenance and sonar survey
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000743_001 Dismissed Planned Storage unavailability 2023-04-14T13:13:50+01:00 2023-04-30T05:00:00+01:00 2023-05-07T05:00:00+01:00 TWh 0.89 2.4117895 3.3017895 Planned Outage
Ald 2 maintenance and sonar survey
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000742_001 Dismissed Planned Storage unavailability 2023-04-14T13:09:17+01:00 2023-04-27T05:00:00+01:00 2023-05-07T05:00:00+01:00 TWh 0.89 2.4117895 3.3017895 Planned Outage
Ald 8 Maintenance and sonar survey
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000700_003 Inactive Unplanned Storage unavailability 2022-11-04T14:39:29+00:00 2022-10-24T16:00:00+01:00 2022-11-04T14:35:00+00:00 TWh 0.89 2.0553019 3.3017895 Failure
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000700_002 Dismissed Unplanned Storage unavailability 2022-11-03T15:20:09+00:00 2022-10-24T16:00:00+01:00 2022-11-04T18:00:00+00:00 TWh 0.89 2.0553019 3.3017895 Failure
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000700_001 Dismissed Unplanned Storage unavailability 2022-10-24T16:14:15+01:00 2022-10-24T00:00:00+01:00 2022-11-04T00:00:00+00:00 TWh 0.89 2.0553019 2.9453019 Failure
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000678_002 Inactive Planned Storage unavailability 2022-07-02T11:30:14+01:00 2022-07-02T05:00:00+01:00 2022-07-03T11:30:00+01:00 TWh 0.89773 1.5871847 2.4849147 Planned Outage
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000678_001 Dismissed Planned Storage unavailability 2022-07-01T17:28:46+01:00 2022-07-02T05:00:00+01:00 2022-07-03T05:00:00+01:00 TWh 0.89773 1.5871847 2.4849147 Planned Outage
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000674_004 Dismissed Planned Storage unavailability 2022-06-24T06:10:21+01:00 2022-06-23T05:00:00+01:00 2022-06-24T06:10:00+01:00 TWh 0.89773 1.5871847 2.4849147 Planned Outage
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000674_003 Dismissed Planned Storage unavailability 2022-06-23T10:48:46+01:00 2022-06-23T05:00:00+01:00 2022-06-24T19:00:00+01:00 TWh 0.89773 1.5871847 2.4849147 Planned Outage
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000674_002 Dismissed Planned Storage unavailability 2022-06-23T10:48:21+01:00 2022-06-23T05:00:00+01:00 2022-06-24T17:00:00+01:00 TWh 0.89773 1.5871847 2.4849147 Planned Outage
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000674_001 Dismissed Planned Storage unavailability 2022-06-22T15:50:46+01:00 2022-06-23T05:00:00+01:00 2022-06-23T17:00:00+01:00 TWh 0.89773 1.5871847 2.4849147 Planned Outage
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000753_002 Inactive Unplanned Storage unavailability 2023-05-26T18:16:40+01:00 2023-05-21T18:00:00+01:00 2023-05-26T18:00:00+01:00 TWh 0.934 2.3677895 3.3017895 Failure
Wells 1 & 9 unavailable
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000753_001 Dismissed Unplanned Storage unavailability 2023-05-17T15:30:14+01:00 2023-05-21T18:00:00+01:00 2023-05-26T18:00:00+01:00 TWh 0.934 2.3677895 3.3017895 Failure
Wells 1 & 9 unavailable
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000691_003 Inactive Planned Storage unavailability 2022-10-02T17:05:09+01:00 2022-10-02T03:00:00+01:00 2022-10-02T17:05:00+01:00 TWh 1.2399 1.7054019 2.9453019 Planned Outage
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000691_002 Dismissed Planned Storage unavailability 2022-10-02T10:19:17+01:00 2022-10-02T03:00:00+01:00 2022-10-02T18:00:00+01:00 TWh 1.2399 1.7054019 2.9453019 Planned Outage
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000752_001 Dismissed Planned Storage unavailability 2023-05-04T12:58:06+01:00 2023-08-06T05:00:00+01:00 2023-10-26T18:00:00+01:00 TWh 1.27032 2.0314695 3.3017895 Planned Outage
Loss of ALD 3
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000741_002 Inactive Planned Storage unavailability 2023-04-26T19:02:32+01:00 2023-04-17T05:00:00+01:00 2023-04-26T18:00:00+01:00 TWh 1.29 2.0117895 3.3017895 Planned Outage
Ald 1 Maintenance and Sonar Survey
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000741_001 Dismissed Planned Storage unavailability 2023-04-14T13:03:53+01:00 2023-04-17T05:00:00+01:00 2023-04-26T18:00:00+01:00 TWh 1.29 2.0117895 3.3017895 Planned Outage
Ald 1 Maintenance and Sonar Survey
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000673_002 Inactive Unplanned Storage unavailability 2022-06-20T23:30:03+01:00 2022-06-20T20:30:00+01:00 2022-06-20T23:30:00+01:00 TWh 1.312219162 1.172695538 2.4849147 Failure
temporary Loss of ALD 1 & 8 due to high gas temps
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000673_001 Dismissed Unplanned Storage unavailability 2022-06-20T20:35:11+01:00 2022-06-20T20:30:00+01:00 2022-06-20T23:30:00+01:00 TWh 1.312219162 1.172695538 2.4849147 Failure
temporary Loss of ALD 1 & 8 due to high gas temps
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000691_001 Dismissed Planned Storage unavailability 2022-09-23T16:24:34+01:00 2022-10-02T03:00:00+01:00 2022-10-02T18:00:00+01:00 TWh 1.701 1.2443019 2.9453019 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.