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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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Date of event: From date:
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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_000000000000000000771_004 Inactive Unplanned Withdrawal unavailability 2023-06-30T05:14:44+01:00 2023-06-28T18:55:00+01:00 2023-06-30T05:00:00+01:00 GWh/d 130 0 130 Failure
Withdrawal plant
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000771_003 Dismissed Unplanned Withdrawal unavailability 2023-06-29T08:31:54+01:00 2023-06-28T18:55:00+01:00 2023-06-30T05:00:00+01:00 GWh/d 130 0 130 Failure
Withdrawal plant
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000771_002 Dismissed Unplanned Withdrawal unavailability 2023-06-29T08:28:30+01:00 2023-06-28T18:55:00+01:00 2023-06-30T05:00:00+01:00 GWh/d 30 0 130 Failure
Withdrawal plant
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000804_001 Active Planned Withdrawal unavailability 2023-09-05T09:58:44+01:00 2023-10-10T08:00:00+01:00 2023-10-10T17:00:00+01:00 GWh/d 130 0 130 Planned Outage
Withdrawal - USM Validations(Day 2)
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000802_001 Active Planned Withdrawal unavailability 2023-09-05T09:55:24+01:00 2023-10-09T08:00:00+01:00 2023-10-09T17:00:00+01:00 GWh/d 130 0 130 Planned Outage
Withdrawal - USM Validations(Day 1)
21YGB-UKGASGRIDW 55WATWICK-SSE00J
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_000000000000000000706_003 Inactive Planned Storage unavailability 2022-12-02T14:52:18+00:00 2022-11-27T05:00:00+00:00 2022-12-02T15:00:00+00:00 TWh 0.41 2.8917895 3.3017895 Planned Outage
Wellhead maintenance
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
A0001033U.UK
Aldbrough ALD_000000000000000000706_002 Dismissed Planned Storage unavailability 2022-12-01T15:24:20+00:00 2022-11-27T05:00:00+00:00 2022-12-02T18:00:00+00:00 TWh 0.41 2.8917895 3.3017895 Planned Outage
Wellhead maintenance
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
A0001033U.UK
Aldbrough ALD_000000000000000000706_001 Dismissed Planned Storage unavailability 2022-11-23T15:21:57+00:00 2022-11-27T05:00:00+00:00 2022-12-01T18:00:00+00:00 TWh 0.41 2.8917895 3.3017895 Planned Outage
Wellhead maintenance
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
Aldbrough ALD_000000000000000000614_002 Inactive Unplanned Injection unavailability 2021-11-15T15:48:01+00:00 2021-11-12T22:51:00+00:00 2021-11-15T15:35:00+00:00 GWh/d 111.02 200.54 311.56 Failure
VSDS failure after outage completed
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
A0001033U.UK
Aldbrough ALD_000000000000000000614_001 Dismissed Unplanned Injection unavailability 2021-11-12T22:52:38+00:00 2021-11-12T22:51:00+00:00 2021-11-15T18:00:00+00:00 GWh/d 111.02 200.54 311.56 Failure
VSDS failure after outage completed
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000617_002 Inactive Unplanned Withdrawal unavailability 2021-11-25T12:02:38+00:00 2021-11-24T10:22:00+00:00 2021-11-25T12:00:00+00:00 GWh/d 32.4 97.6 130 Failure
Vortisep unavailable
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000617_001 Dismissed Unplanned Withdrawal unavailability 2021-11-24T10:31:03+00:00 2021-11-24T10:22:00+00:00 2021-11-25T18:00:00+00:00 GWh/d 32.4 97.6 130 Failure
Vortisep unavailable
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000580_002 Inactive Unplanned Withdrawal unavailability 2021-05-06T15:02:32+01:00 2021-05-04T13:30:00+01:00 2021-05-06T15:00:00+01:00 GWh/d 75 55 130 Failure
Vortisep Methanol Pumps failed x2
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000580_001 Dismissed Unplanned Withdrawal unavailability 2021-05-04T13:48:45+01:00 2021-05-04T13:30:00+01:00 2021-05-07T18:00:00+01:00 GWh/d 75 55 130 Failure
Vortisep Methanol Pumps failed x2
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000551_002 Inactive Unplanned Withdrawal unavailability 2021-01-09T13:58:28+00:00 2021-01-09T11:00:00+00:00 2021-01-09T13:57:00+00:00 GWh/d 30 100 130 Failure
Vortisep Level Indication(s) failure
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000551_001 Dismissed Unplanned Withdrawal unavailability 2021-01-09T11:12:59+00:00 2021-01-09T11:00:00+00:00 2021-01-09T18:00:00+00:00 GWh/d 30 100 130 Failure
Vortisep Level Indication(s) failure
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000780_006 Active Planned Withdrawal unavailability 2023-09-15T09:17:54+01:00 2023-07-17T05:00:00+01:00 2023-10-31T18:00:00+00:00 GWh/d 60 70 130 Planned Outage
Vortisep / Phase 6
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000780_005 Dismissed Planned Withdrawal unavailability 2023-08-23T17:47:48+01:00 2023-07-17T05:00:00+01:00 2023-09-30T18:00:00+01:00 GWh/d 60 70 130 Planned Outage
Vortisep / Phase 6
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000780_004 Dismissed Planned Withdrawal unavailability 2023-08-15T07:17:26+01:00 2023-07-17T05:00:00+01:00 2023-08-31T18:00:00+01:00 GWh/d 60 70 130 Planned Outage
Vortisep / Phase 6
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000659_003 Dismissed Planned Withdrawal unavailability 2022-06-27T09:31:40+01:00 2022-07-25T05:00:00+01:00 2022-07-28T18:00:00+01:00 GWh/d 60 70 130 Planned Outage
Vortisep
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000659_002 Dismissed Planned Withdrawal unavailability 2022-03-18T09:15:10+00:00 2022-07-25T05:00:00+01:00 2022-07-28T18:00:00+01:00 GWh/d 60 70 130 Planned Outage
Vortisep
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000780_003 Dismissed Planned Withdrawal unavailability 2023-08-10T07:56:01+01:00 2023-07-17T05:00:00+01:00 2023-08-31T18:00:00+01:00 GWh/d 30 100 130 Planned Outage
Vortisep
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000780_002 Dismissed Planned Withdrawal unavailability 2023-07-14T13:24:10+01:00 2023-07-17T05:00:00+01:00 2023-08-14T18:00:00+01:00 GWh/d 30 100 130 Planned Outage
Vortisep
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000780_001 Dismissed Planned Withdrawal unavailability 2023-07-10T10:17:37+01:00 2023-07-17T05:00:00+01:00 2023-07-24T18:00:00+01:00 GWh/d 30 100 130 Planned Outage
Vortisep
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000771_001 Dismissed Unplanned Withdrawal unavailability 2023-06-28T18:57:06+01:00 2023-06-28T18:55:00+01:00 2023-06-29T12:00:00+01:00 GWh/d 30 0 130 Failure
Vortisep
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000490_009 Inactive Planned Withdrawal unavailability 2022-08-09T15:56:32+01:00 2022-07-01T05:00:00+01:00 2022-08-09T15:55:00+01:00 GWh/d 130 0 130 Planned Outage
Vortisep
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000490_008 Dismissed Planned Withdrawal unavailability 2022-08-08T17:34:30+01:00 2022-07-01T05:00:00+01:00 2022-08-09T18:00:00+01:00 GWh/d 130 0 130 Planned Outage
Vortisep
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000490_007 Dismissed Planned Withdrawal unavailability 2022-08-06T17:00:03+01:00 2022-07-01T05:00:00+01:00 2022-08-08T18:00:00+01:00 GWh/d 130 0 130 Planned Outage
Vortisep
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000490_006 Dismissed Planned Withdrawal unavailability 2022-07-29T14:50:34+01:00 2022-07-01T05:00:00+01:00 2022-08-07T18:00:00+01:00 GWh/d 130 0 130 Planned Outage
Vortisep
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000490_005 Dismissed Planned Withdrawal unavailability 2022-07-22T14:31:46+01:00 2022-07-01T05:00:00+01:00 2022-08-03T18:00:00+01:00 GWh/d 130 0 130 Planned Outage
Vortisep
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000734_007 Inactive Planned Injection unavailability 2023-03-31T11:56:18+01:00 2023-03-30T08:00:00+01:00 2023-03-31T11:55:00+01:00 GWh/d 30 0 30 Planned Outage
USM
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000734_006 Dismissed Planned Injection unavailability 2023-03-30T18:03:45+01:00 2023-03-30T08:00:00+01:00 2023-03-31T16:00:00+01:00 GWh/d 30 0 30 Planned Outage
USM
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000734_005 Dismissed Planned Injection unavailability 2023-03-30T17:00:06+01:00 2023-03-30T08:00:00+01:00 2023-03-30T19:00:00+01:00 GWh/d 22.5 7.5 30 Planned Outage
USM
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000734_004 Dismissed Planned Injection unavailability 2023-03-30T14:58:51+01:00 2023-03-30T08:00:00+01:00 2023-03-30T17:00:00+01:00 GWh/d 22.5 7.5 30 Planned Outage
USM
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000734_003 Dismissed Planned Injection unavailability 2023-03-30T13:00:53+01:00 2023-03-30T08:00:00+01:00 2023-03-30T16:00:00+01:00 GWh/d 22.5 7.5 30 Planned Outage
USM
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000734_002 Dismissed Planned Injection unavailability 2023-03-24T15:02:36+00:00 2023-03-30T08:00:00+01:00 2023-03-30T16:00:00+01:00 GWh/d 30 0 30 Planned Outage
USM
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000734_001 Dismissed Planned Injection unavailability 2023-03-22T10:27:02+00:00 2023-03-29T08:00:00+01:00 2023-03-29T16:00:00+01:00 GWh/d 30 0 30 Planned Outage
USM
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000735_007 Inactive Planned Withdrawal unavailability 2023-03-31T11:55:42+01:00 2023-03-30T08:00:00+01:00 2023-03-31T11:55:00+01:00 GWh/d 130 0 130 Planned Outage
USM
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000735_006 Dismissed Planned Withdrawal unavailability 2023-03-30T18:03:03+01:00 2023-03-30T08:00:00+01:00 2023-03-31T16:00:00+01:00 GWh/d 130 0 130 Planned Outage
USM
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000735_005 Dismissed Planned Withdrawal unavailability 2023-03-30T17:00:26+01:00 2023-03-30T08:00:00+01:00 2023-03-30T19:00:00+01:00 GWh/d 120 10 130 Planned Outage
USM
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000735_004 Dismissed Planned Withdrawal unavailability 2023-03-30T14:58:30+01:00 2023-03-30T08:00:00+01:00 2023-03-30T17:00:00+01:00 GWh/d 120 10 130 Planned Outage
USM
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000735_003 Dismissed Planned Withdrawal unavailability 2023-03-30T13:01:55+01:00 2023-03-30T08:00:00+01:00 2023-03-30T16:00:00+01:00 GWh/d 120 10 130 Planned Outage
USM
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000735_002 Dismissed Planned Withdrawal unavailability 2023-03-24T15:02:51+00:00 2023-03-30T08:00:00+01:00 2023-03-30T16:00:00+01:00 GWh/d 130 0 130 Planned Outage
USM
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000735_001 Dismissed Planned Withdrawal unavailability 2023-03-22T10:28:36+00:00 2023-03-29T08:00:00+01:00 2023-03-29T16:00:00+01:00 GWh/d 130 0 130 Planned Outage
USM
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Aldbrough ALD_000000000000000000601_004 Inactive Unplanned Storage unavailability 2021-08-09T18:08:02+01:00 2021-08-09T10:31:00+01:00 2021-08-09T18:08:00+01:00 TWh 2.4558177 0 2.4558177 Failure
Update to unavailable capacity
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
A0001033U.UK
Aldbrough ALD_000000000000000000601_003 Dismissed Unplanned Storage unavailability 2021-08-09T15:57:12+01:00 2021-08-09T10:31:00+01:00 2021-08-09T20:00:00+01:00 TWh 2.4558177 0 2.4558177 Failure
Update to unavailable capacity
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
A0001033U.UK