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Last update at: 2024-10-13T11:00:00+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:
To date:
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_000000000000000000830_002 Dismissed Unplanned Withdrawal unavailability 2023-10-23T21:46:18+01:00 2023-10-23T21:38:00+01:00 2023-10-24T18:00:00+01:00 GWh/d 21.665 48.335 130 Failure
Stream 7
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000830_001 Dismissed Unplanned Withdrawal unavailability 2023-10-23T21:41:23+01:00 2023-10-23T21:38:00+01:00 2023-10-24T18:00:00+01:00 GWh/d 21.665 108.335 130 Failure
Stream 7
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000780_008 Inactive Planned Withdrawal unavailability 2023-11-06T17:44:04+00:00 2023-07-17T05:00:00+01:00 2023-11-06T17:30:00+00:00 GWh/d 60 70 130 Planned Outage
Vortisep / Phase 6
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000780_007 Dismissed Planned Withdrawal unavailability 2023-10-31T16:06:31+00:00 2023-07-17T05:00:00+01:00 2023-11-06T18:00:00+00:00 GWh/d 60 70 130 Planned Outage
Vortisep / Phase 6
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000780_006 Dismissed 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_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_000000000000000000831_002 Inactive Unplanned Withdrawal unavailability 2023-10-29T15:24:04+00:00 2023-10-29T12:45:00+00:00 2023-10-29T15:22:00+00:00 GWh/d 130 0 130 Failure
Unavailable for withdrawal
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000831_001 Dismissed Unplanned Withdrawal unavailability 2023-10-29T12:55:02+00:00 2023-10-29T12:45:00+00:00 2023-10-29T18:00:00+00:00 GWh/d 130 0 130 Failure
Unavailable for withdrawal
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000821_002 Inactive Planned Storage unavailability 2023-10-24T16:45:00+01:00 2023-10-23T09:00:00+01:00 2023-10-24T16:40:00+01:00 TWh 0.390799835 3.077844865 3.4686447 Planned Outage
Cavity 3 - 6 Monthly Wellhead maintenance
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000821_001 Dismissed Planned Storage unavailability 2023-10-13T08:05:53+01:00 2023-10-23T09:00:00+01:00 2023-10-24T18:00:00+01:00 TWh 0.390799835 3.077844865 3.4686447 Planned Outage
Cavity 3 - 6 Monthly Wellhead maintenance
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000828_002 Dismissed Planned Withdrawal unavailability 2023-10-21T11:02:55+01:00 2024-08-31T05:00:00+01:00 2024-09-29T18:00:00+01:00 GWh/d 30 100 130 Planned Outage
Vortisep outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000828_001 Dismissed Planned Withdrawal unavailability 2023-10-21T10:59:07+01:00 2024-08-31T05:00:00+01:00 2024-09-29T18:00:00+01:00 GWh/d 30 100 130 Planned Outage
Vortisep outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000499_002 Dismissed Planned Withdrawal unavailability 2023-10-20T17:32:15+01:00 2024-07-15T05:00:00+01:00 2024-08-01T00:00:00+01:00 GWh/d 96.67 33.33 130 Planned Outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000499_001 Dismissed Planned Withdrawal unavailability 2020-07-28T14:14:38+01:00 2024-07-15T05:00:00+01:00 2024-08-01T00:00:00+01:00 GWh/d 96.67 33.33 130 Planned Outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000495_002 Dismissed Planned Injection unavailability 2023-10-20T17:28:55+01:00 2024-07-01T05:00:00+01:00 2024-07-15T05:00:00+01:00 GWh/d 30 0 30 Planned Outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000495_001 Dismissed Planned Injection unavailability 2020-07-12T00:14:47+01:00 2024-07-01T05:00:00+01:00 2024-07-15T05:00:00+01:00 GWh/d 30 0 30 Planned Outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000498_003 Dismissed Planned Withdrawal unavailability 2023-10-20T17:25:46+01:00 2024-07-01T05:00:00+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
Atwick ATW_000000000000000000498_002 Dismissed Planned Withdrawal unavailability 2020-07-28T17:58:18+01:00 2024-07-01T05:00:00+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
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
Atwick ATW_000000000000000000820_002 Inactive Planned Storage unavailability 2023-10-19T17:00:38+01:00 2023-10-19T09:00:00+01:00 2023-10-19T17:00:00+01:00 TWh 0.483344926 2.985299774 3.4686447 Planned Outage
Cavity 6 - 6 monthly Wellhead Maintenance.
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000820_001 Dismissed Planned Storage unavailability 2023-10-05T13:36:56+01:00 2023-10-19T09:00:00+01:00 2023-10-20T18:00:00+01:00 TWh 0.483344926 2.985299774 3.4686447 Planned Outage
Cavity 6 - 6 monthly Wellhead Maintenance.
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000819_002 Inactive Planned Storage unavailability 2023-10-18T16:41:38+01:00 2023-10-18T09:00:00+01:00 2023-10-19T16:30:00+01:00 TWh 0.48312084 2.98552386 3.4686447 Planned Outage
Cavity 8 - 6 Monthly Wellhead maintenance.
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000819_001 Dismissed Planned Storage unavailability 2023-10-05T13:33:30+01:00 2023-10-18T09:00:00+01:00 2023-10-19T18:00:00+01:00 TWh 0.48312084 2.98552386 3.4686447 Planned Outage
Cavity 8 - 6 Monthly Wellhead maintenance.
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000818_002 Inactive Planned Storage unavailability 2023-10-17T19:26:22+01:00 2023-10-17T09:00:00+01:00 2023-10-17T19:24:00+01:00 TWh 0.317415066 3.151229634 3.4686447 Planned Outage
Cavity 7 - 6 Monthly wellhead maintenance
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000818_001 Dismissed Planned Storage unavailability 2023-10-05T13:29:41+01:00 2023-10-17T09:00:00+01:00 2023-10-18T18:00:00+01:00 TWh 0.317415066 3.151229634 3.4686447 Planned Outage
Cavity 7 - 6 Monthly wellhead maintenance
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000817_002 Inactive Planned Storage unavailability 2023-10-13T16:49:45+01:00 2023-10-12T09:00:00+01:00 2023-10-13T16:40:00+01:00 TWh 0.4216 3.0470447 3.4686447 Planned Outage
Cavity 1 - 6 Monthly Wellhead Maintenance.
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000817_001 Dismissed Planned Storage unavailability 2023-10-05T11:58:28+01:00 2023-10-12T09:00:00+01:00 2023-10-13T18:00:00+01:00 TWh 0.4216 3.0470447 3.4686447 Planned Outage
Cavity 1 - 6 Monthly Wellhead Maintenance.
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000804_002 Inactive Planned Withdrawal unavailability 2023-10-10T15:42:19+01:00 2023-10-10T08:00:00+01:00 2023-10-10T15:41:00+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_000000000000000000804_001 Dismissed 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_000000000000000000803_002 Inactive Planned Injection unavailability 2023-10-10T15:41:40+01:00 2023-10-10T08:00:00+01:00 2023-10-10T15:41:00+01:00 GWh/d 30 0 30 Planned Outage
Injection - USM Validations(Day 2)
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000803_001 Dismissed Planned Injection unavailability 2023-09-05T09:57:41+01:00 2023-10-10T08:00:00+01:00 2023-10-10T17:00:00+01:00 GWh/d 30 0 30 Planned Outage
Injection - USM Validations(Day 2)
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000802_002 Inactive Planned Withdrawal unavailability 2023-10-09T16:28:31+01:00 2023-10-09T08:00:00+01:00 2023-10-09T16:25:00+01:00 GWh/d 130 0 130 Planned Outage
Withdrawal - USM Validations(Day 1)
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000802_001 Dismissed 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
Atwick ATW_000000000000000000801_002 Inactive Planned Injection unavailability 2023-10-09T16:27:06+01:00 2023-10-09T08:00:00+01:00 2023-10-09T16:25:00+01:00 GWh/d 30 0 30 Planned Outage
Injection - USM Validations(Day 1)
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000801_001 Dismissed Planned Injection unavailability 2023-09-05T09:53:56+01:00 2023-10-09T08:00:00+01:00 2023-10-09T17:00:00+01:00 GWh/d 30 0 30 Planned Outage
Injection - USM Validations(Day 1)
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000815_003 Inactive Planned Storage unavailability 2023-10-05T15:50:35+01:00 2023-10-03T16:00:00+01:00 2023-10-05T15:45:00+01:00 TWh 0.2383 3.2303447 3.4686447 Planned Outage
Cavity 2 SSSV
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000815_002 Dismissed Planned Storage unavailability 2023-10-04T15:53:28+01:00 2023-10-03T16:00:00+01:00 2023-10-05T16:00:00+01:00 TWh 0.2383 3.2303447 3.4686447 Planned Outage
Cavity 2 SSSV
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000815_001 Dismissed Planned Storage unavailability 2023-10-03T16:01:59+01:00 2023-10-03T16:00:00+01:00 2023-10-04T16:00:00+01:00 TWh 0.2383 3.2303447 3.4686447 Planned Outage
Cavity 2 SSSV
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000814_002 Inactive Planned Injection unavailability 2023-10-04T10:57:14+01:00 2023-10-04T09:00:00+01:00 2023-10-04T10:50:00+01:00 GWh/d 30 0 30 Planned Outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000814_001 Dismissed Planned Injection unavailability 2023-09-29T15:39:05+01:00 2023-10-04T09:00:00+01:00 2023-10-04T11:00:00+01:00 GWh/d 30 0 30 Planned Outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000812_002 Inactive Planned Withdrawal unavailability 2023-10-04T10:56:18+01:00 2023-10-04T09:00:00+01:00 2023-10-04T10:50:00+01:00 GWh/d 130 0 130 Planned Outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000812_001 Dismissed Planned Withdrawal unavailability 2023-09-29T15:35:27+01:00 2023-10-04T09:00:00+01:00 2023-10-04T11:00:00+01:00 GWh/d 130 0 130 Planned Outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000813_002 Dismissed Planned Withdrawal unavailability 2023-09-29T15:36:35+01:00 2023-10-04T09:00:00+01:00 2023-10-04T11:00:00+01:00 GWh/d 130 0 130 Planned Outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000813_001 Dismissed Planned Withdrawal unavailability 2023-09-29T15:35:48+01:00 2023-10-04T09:00:00+01:00 2023-10-04T11:00:00+01:00 GWh/d 130 0 130 Planned Outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000800_002 Inactive Planned Withdrawal unavailability 2023-09-27T18:02:32+01:00 2023-09-27T08:00:00+01:00 2023-09-27T17:00:00+01:00 GWh/d 130 0 130 Planned Outage
Gas Analytical Validations
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK
Atwick ATW_000000000000000000800_001 Dismissed Planned Withdrawal unavailability 2023-09-05T09:51:43+01:00 2023-09-27T08:00:00+01:00 2023-09-27T17:00:00+01:00 GWh/d 130 0 130 Planned Outage
Gas Analytical Validations
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
A0001033U.UK