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Last update at: 2019-04-11T23:30:00+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
1 2 3 4 5 >
Atwick ATW_000000000000000000338_002 Inactive Planned Withdrawal unavailability 2019-04-08T11:57:51+01:00 2019-04-08T10:00:00+01:00 2019-04-08T11:57:00+01:00 GWh/d 100 0 130 Planned Outage
Planned outage
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000338_001 Dismissed Planned Withdrawal unavailability 2019-04-08T09:41:03+01:00 2019-04-08T10:00:00+01:00 2019-04-08T13:00:00+01:00 GWh/d 100 0 130 Planned Outage
Planned outage
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000337_001 Active Planned Withdrawal unavailability 2019-04-01T14:49:36+01:00 2019-05-27T05:00:00+01:00 2019-06-11T05:00:00+01:00 GWh/d 121.5 220.8 342.3 Planned Outage
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000336_001 Active Planned Withdrawal unavailability 2019-04-01T14:42:08+01:00 2019-05-01T05:00:00+01:00 2019-05-06T05:00:00+01:00 GWh/d 121.5 220.8 342.3 Planned Outage
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000332_003 Inactive Planned Withdrawal unavailability 2019-03-27T17:53:51+00:00 2019-03-27T06:00:00+00:00 2019-03-27T18:00:00+00:00 GWh/d 49 81 130 Planned Outage
Planned
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000332_002 Dismissed Planned Withdrawal unavailability 2019-03-20T13:51:23+00:00 2019-03-27T06:00:00+00:00 2019-03-27T18:00:00+00:00 GWh/d 49 81 130 Planned Outage
Planned
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000332_001 Dismissed Planned Withdrawal unavailability 2019-03-19T14:35:55+00:00 2019-03-27T06:00:00+00:00 2019-03-27T18:00:00+00:00 GWh/d 45 85 130 Planned Outage
Planned
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000331_002 Inactive Planned Withdrawal unavailability 2019-03-15T14:51:37+00:00 2019-03-15T10:00:00+00:00 2019-03-15T14:51:00+00:00 GWh/d 47.35 82.65 130 Planned Outage
Planned
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000331_001 Dismissed Planned Withdrawal unavailability 2019-03-15T09:32:11+00:00 2019-03-15T10:00:00+00:00 2019-03-15T16:00:00+00:00 GWh/d 47.35 82.65 130 Planned Outage
Planned
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000330_001 Active Planned Withdrawal unavailability 2019-03-04T12:30:49+00:00 2019-05-06T05:00:00+01:00 2019-05-18T18:00:00+01:00 GWh/d 342.3 0 342.3 Planned Outage
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000329_001 Active Planned Injection unavailability 2019-03-04T12:29:07+00:00 2019-05-06T05:00:00+01:00 2019-05-18T18:00:00+01:00 GWh/d 311.56 0 311.56 Planned Outage
21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000325_002 Inactive Planned Withdrawal unavailability 2019-02-27T12:25:59+00:00 2019-02-27T10:00:00+00:00 2019-02-27T12:30:00+00:00 GWh/d 342.3 0 342.3 Planned Outage
Full site outage for fire and gas system upgrade
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000325_001 Dismissed Planned Withdrawal unavailability 2019-02-22T10:00:14+00:00 2019-02-27T10:00:00+00:00 2019-02-27T14:00:00+00:00 GWh/d 342.3 0 342.3 Planned Outage
Full site outage for fire and gas system upgrade
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000324_003 Inactive Planned Injection unavailability 2019-02-27T12:25:30+00:00 2019-02-27T10:00:00+00:00 2019-02-27T12:30:00+00:00 GWh/d 311.56 0 311.56 Planned Outage
Full Site outage for fire and gas detection system upgrade
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000324_002 Dismissed Planned Injection unavailability 2019-02-22T09:57:48+00:00 2019-02-27T10:00:00+00:00 2019-02-27T14:00:00+00:00 GWh/d 311.56 0 311.56 Planned Outage
Full Site outage for fire and gas detection system upgrade
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000324_001 Dismissed Planned Storage unavailability 2019-02-22T09:39:58+00:00 2019-02-27T10:00:00+00:00 2019-02-27T14:00:00+00:00 TWh 2.3084208 0 2.3084208 Planned Outage
Full Site outage for fire and gas detection system upgrade
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000297_003 Active Planned Injection unavailability 2019-02-22T12:31:02+00:00 2019-07-13T05:00:00+01:00 2019-07-22T18:00:00+01:00 GWh/d 30 0 30 Planned Outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000297_002 Dismissed Planned Injection unavailability 2019-02-06T16:01:44+00:00 2019-07-14T05:00:00+01:00 2019-07-22T18:00:00+01:00 GWh/d 30 0 30 Planned Outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000297_001 Dismissed Planned Injection unavailability 2018-10-21T15:29:13+01:00 2019-06-30T05:00:00+01:00 2019-07-08T05:00:00+01:00 GWh/d 30 0 30 Planned Outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000296_003 Active Planned Withdrawal unavailability 2019-02-22T12:30:42+00:00 2019-07-13T05:00:00+01:00 2019-07-27T18:00:00+01:00 GWh/d 130 0 130 Planned Outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000296_002 Dismissed Planned Withdrawal unavailability 2019-02-06T16:02:23+00:00 2019-07-14T05:00:00+01:00 2019-07-27T18:00:00+01:00 GWh/d 130 0 130 Planned Outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000296_001 Dismissed Planned Withdrawal unavailability 2018-10-21T15:25:05+01:00 2019-06-30T05:00:00+01:00 2019-07-13T05:00:00+01:00 GWh/d 130 0 130 Planned Outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000323_002 Inactive Planned Withdrawal unavailability 2019-02-22T08:31:13+00:00 2019-02-22T07:11:00+00:00 2019-02-22T08:29:00+00:00 GWh/d 130 0 130 Failure
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000323_001 Dismissed Planned Withdrawal unavailability 2019-02-22T07:12:44+00:00 2019-02-22T07:11:00+00:00 2019-02-22T12:00:00+00:00 GWh/d 130 0 130 Failure
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000321_002 Inactive Planned Withdrawal unavailability 2019-02-01T10:51:57+00:00 2019-02-01T09:00:00+00:00 2019-02-01T10:50:00+00:00 GWh/d 32.4 97.6 130 Planned Outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000321_001 Dismissed Planned Withdrawal unavailability 2019-02-01T08:13:26+00:00 2019-02-01T09:00:00+00:00 2019-02-01T13:00:00+00:00 GWh/d 32.4 97.6 130 Planned Outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000315_002 Inactive Planned Storage unavailability 2019-01-22T15:58:24+00:00 2019-01-22T05:00:00+00:00 2019-01-22T15:58:00+00:00 TWh 0.340326212 2.290737788 2.631064 Planned Outage
planned.
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000315_001 Dismissed Planned Storage unavailability 2019-01-21T16:46:42+00:00 2019-01-22T05:00:00+00:00 2019-01-22T17:00:00+00:00 TWh 0.340326212 2.290737788 2.631064 Planned Outage
planned.
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000311_002 Dismissed Planned Withdrawal unavailability 2019-01-03T17:44:09+00:00 2019-01-04T09:00:00+00:00 2019-01-04T13:00:00+00:00 GWh/d 130 0 130 Planned Outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000311_001 Dismissed Planned Withdrawal unavailability 2018-12-14T11:57:10+00:00 2019-01-04T09:00:00+00:00 2019-01-04T13:00:00+00:00 GWh/d 130 0 130 Planned Outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000310_002 Dismissed Planned Injection unavailability 2019-01-03T17:43:35+00:00 2019-01-04T09:00:00+00:00 2019-01-04T13:00:00+00:00 GWh/d 30 0 30 Planned Outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000310_001 Dismissed Planned Injection unavailability 2018-12-14T11:54:59+00:00 2019-01-04T09:00:00+00:00 2019-01-04T13:00:00+00:00 GWh/d 30 0 30 Planned Outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000308_003 Inactive Planned Withdrawal unavailability 2018-12-20T15:13:15+00:00 2018-12-18T06:00:00+00:00 2018-12-20T15:12:00+00:00 GWh/d 97.44 32.56 130 Planned Outage
Planned
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000308_002 Dismissed Planned Withdrawal unavailability 2018-12-14T11:46:09+00:00 2018-12-18T06:00:00+00:00 2018-12-20T18:00:00+00:00 GWh/d 97.44 32.56 130 Planned Outage
Planned
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000308_001 Dismissed Planned Withdrawal unavailability 2018-12-05T14:17:23+00:00 2018-12-18T06:00:00+00:00 2018-12-19T18:00:00+00:00 GWh/d 97.44 32.56 130 Planned Outage
Planned
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000236_006 Inactive Planned Injection unavailability 2018-11-13T11:31:20+00:00 2018-10-28T05:00:00+00:00 2018-11-13T18:00:00+00:00 GWh/d 111.02 200.54 311.56 Planned Outage
Delay to planned RTS
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000236_005 Dismissed Planned Injection unavailability 2018-11-10T14:19:47+00:00 2018-10-28T05:00:00+00:00 2018-11-13T18:00:00+00:00 GWh/d 111.02 200.54 311.56 Planned Outage
Delay to planned RTS
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000236_004 Dismissed Planned Injection unavailability 2018-11-10T08:16:30+00:00 2018-10-28T05:00:00+00:00 2018-11-12T18:00:00+00:00 GWh/d 111.02 200.54 311.56 Planned Outage
Planned
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000236_003 Dismissed Planned Injection unavailability 2018-11-01T13:26:43+00:00 2018-10-28T05:00:00+00:00 2018-11-11T18:00:00+00:00 GWh/d 111.02 200.54 311.56 Planned Outage
Planned
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000236_002 Dismissed Planned Injection unavailability 2018-09-07T12:12:44+01:00 2018-10-28T05:00:00+00:00 2018-11-06T05:00:00+00:00 GWh/d 111.02 200.54 311.56 Planned Outage
Planned
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000236_001 Dismissed Planned Injection unavailability 2018-01-26T14:07:34+00:00 2018-10-21T05:00:00+01:00 2018-10-30T05:00:00+00:00 GWh/d 111.02 200.54 311.56 Planned Outage
Planned
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000301_002 Inactive Planned Withdrawal unavailability 2018-11-01T14:09:58+00:00 2018-11-01T11:10:00+00:00 2018-11-01T14:10:00+00:00 GWh/d 97.44 32.56 130 Planned Outage
Planned outage.
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000301_001 Dismissed Planned Withdrawal unavailability 2018-11-01T11:10:51+00:00 2018-11-01T11:10:00+00:00 2018-11-01T15:00:00+00:00 GWh/d 97.44 32.56 130 Planned Outage
Planned outage.
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000299_002 Inactive Planned Withdrawal unavailability 2018-10-31T08:29:55+00:00 2018-10-31T05:00:00+00:00 2018-10-31T08:30:00+00:00 GWh/d 97.44 32.56 130 Planned Outage
Planned outage
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000299_001 Dismissed Planned Withdrawal unavailability 2018-10-29T15:56:12+00:00 2018-10-31T05:00:00+00:00 2018-10-31T16:00:00+00:00 GWh/d 97.44 32.56 130 Planned Outage
Planned outage
 21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000237_003 Inactive Planned Injection unavailability 2018-10-26T21:55:39+01:00 2018-10-22T05:00:00+01:00 2018-10-27T21:55:00+01:00 GWh/d 111.02 200.54 311.56 Planned Outage
Planned outage
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000237_002 Dismissed Planned Injection unavailability 2018-09-07T12:12:01+01:00 2018-10-22T05:00:00+01:00 2018-10-27T05:00:00+01:00 GWh/d 111.02 200.54 311.56 Planned Outage
Planned outage
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Aldbrough ALD_000000000000000000237_001 Dismissed Planned Injection unavailability 2018-01-29T02:35:36+00:00 2018-10-20T06:00:00+01:00 2018-10-20T18:00:00+01:00 GWh/d 111.02 200.54 311.56 Planned Outage
Planned outage
 21YGB-UKGASGRIDW 55WALDBOROUGH00H
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000294_002 Inactive Planned Withdrawal unavailability 2018-10-25T15:50:12+01:00 2018-10-25T08:00:00+01:00 2018-10-25T15:45:00+01:00 GWh/d 130 0 130 Planned Outage
21YGB-UKGASGRIDW 55WATWICK-SSE00J
SSE Hornsea Ltd
 A0001033U.UK
Atwick ATW_000000000000000000294_001 Dismissed Planned Withdrawal unavailability 2018-10-19T14:30:56+01:00 2018-10-25T08:00:00+01:00 2018-10-25T16:00:00+01:00 GWh/d 130 0 130 Planned Outage
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.