2011
PON1 Data
The following PON1 data is updated with the latest information and published at the start of each day.
| Reference | Status | First observed | Incident type(s) | Organisations involved | Installation | Total quantity of oil released (tonnes) | Total quantity of chemical released (kg) |
|---|---|---|---|---|---|---|---|
| PON1/816 | Completed | 26 November 2011 | Chemical release | Nexen Petroleum U.K Limited | Scott Subsea Structure A | 0.0 | 742.0 |
| PON1/815 | Completed | 26 December 2011 | Oil release | Talisman Energy (UK) Limited | Tartan A Platform | .007 | 0.0 |
| PON1/814 | Completed | 22 December 2011 | Oil release | ExxonMobil | Beryl B Platform | .012 | 0.0 |
| PON1/813 | Completed | 22 December 2011 | Chemical release | Awilco Drilling PLC, Antrim Energy | WilPhoenix | 0.0 | 2.5 |
| PON1/204 | Completed | 04 February 2011 | Oil release | Maersk Oil UK | Gryphon A Production Vessel | 1.707 | 0.0 |
| PON1/811 | Completed | 19 December 2011 | Oil release | Shell U.K. Exploration & Production Limited (NNS) | Clipper PC Platform | .007 | 0.0 |
| PON1/809 | Completed | 19 December 2011 | Oil release | BP Exploration Operating Company Ltd (UK Offshore), BP Exploration Operating Company Limited | Clair Phase 1 Platform | .001 | 0.0 |
| PON1/714 | Completed | 31 October 2011 | Chemical release | BP EXPLORATION OPERATING COMPANY LTD, E.On Ruhrgas UK North Sea Limited. | Johnston Template/Manifold | 0.0 | 220.0 |
| PON1/800 | Completed | 15 December 2011 | Chemical release | Talisman Energy (UK) Limited | Claymore A Platform | 0.0 | 2000.0 |
| PON1/792 | Completed | 13 December 2011 | Oil release | BP Exploration Operating Company Ltd. | Marnock ETAP PDR Platform | .015 | 0.0 |
| PON1/791 | Completed | 13 December 2011 | Chemical release | BP Exploration Operating Company Ltd. | Madoes Subsea Manifold | 0.0 | 457.0 |
| PON1/692 | Completed | 12 October 2011 | Chemical release | CNR International | Banff FPSO Petrojarl Banff | 0.0 | 11594.45 |
| PON1/789 | Completed | 13 December 2011 | Oil release | Fairfield Energy | Dunlin A Platform | .003 | 0.0 |
| PON1/676 | Completed | 30 September 2011 | Chemical release | Marathon Oil UK Limited | Brae East Platform | 0.0 | 1157.0 |
| PON1/788 | Completed | 09 December 2011 | Chemical release | ROWAN DRILLING (UK) LIMITED, TOTAL E&P UK PLC | Rowan Gorilla V | 0.0 | 613.0 |
| PON1/786 | Completed | 09 December 2011 | Chemical release | Awilco Drilling PLC, Antrim Energy | WilPhoenix | 0.0 | 140.0 |
| PON1/549 | Completed | 04 August 2011 | Chemical release | Nexen Petroleum U.K Limited | Ettrick FPSO Aoka Mizu | 0.0 | 13110.0 |
| PON1/785 | Completed | 05 December 2011 | Oil release | Enquest Heather Ltd | Heather A Platform | .05 | 0.0 |
| PON1/774 | Completed | 30 November 2011 | Chemical release | Shell U.K. Exploration & Production Limited (NNS) | Brent D Platform | 0.0 | 3604.68 |
| PON1/746 | Completed | 17 November 2011 | Oil release | TAQA Bratani Limited | Eider Platform | .0091 | 0.0 |
| PON1/783 | Completed | 25 June 2011 | Chemical release | TOTAL E&P UK PLC | Islay | 0.0 | 148.23 |
| PON1/782 | Completed | 07 December 2011 | Oil release | Talisman Energy (UK) Limited | Buchan A Platform | .02586 | 0.0 |
| PON1/781 | Completed | 06 December 2011 | Oil release | Shell U.K. Exploration & Production Limited (NNS) | Gannet A Platform | .02 | 0.0 |
| PON1/780 | Completed | 06 December 2011 | Chemical release | Britannia Operator Ltd | Britannia Manifold | 0.0 | 963.0 |
| PON1/778 | Completed | 05 December 2011 | Oil release | BP Exploration Operating Company Ltd. | Marnock ETAP PDR Platform | .0175 | 0.0 |
| PON1/776 | Completed | 03 December 2011 | Oil release | BP Exploration Operating Company Ltd. | Andrew Platform | .12 | 0.0 |
| PON1/775 | Completed | 03 December 2011 | Oil release | Fairfield Energy | Dunlin A Platform | .005 | 0.0 |
| PON1/772 | Completed | 29 November 2011 | Oil release | Shell U.K. Exploration & Production Limited (NNS) | Brent C Platform | .001 | 0.0 |
| PON1/745 | Completed | 16 November 2011 | Oil release | Teekay Marine Management, CNR International (UK) Ltd. | Banff FSU Apollo Spirit | .00005 | 0.0 |
| PON1/773 | Completed | 29 November 2011 | Oil release | Talisman Energy (UK) Limited | Tartan A Platform | .4 | 0.0 |
| PON1/770 | Completed | 28 November 2011 | Chemical release | Maersk Oil UK | Donan FPSO Global Producer III | 0.0 | 402.0 |
| PON1/768 | Completed | 27 November 2011 | Oil release | Maersk Oil UK | Donan FPSO Global Producer III | .67 | 0.0 |
| PON1/713 | Completed | 31 October 2011 | Oil release | Shell U.K. Exploration & Production Limited (NNS) | Gannet A Platform | .2761 | 0.0 |
| PON1/767 | Completed | 27 November 2011 | Chemical release | ENSCO, ConocoPhillips | Ensco 102 | 0.0 | 43.8 |
| PON1/764 | Completed | 20 November 2011 | Chemical release | Ensco plc, Ithaca | Beatrice B Platform | 0.0 | 5.6 |
| PON1/763 | Completed | 22 November 2011 | Oil release | Shell U.K. Exploration & Production Limited (NNS) | Mid position between Gannet A, Triton and Anasuria | .000001 | 0.0 |
| PON1/750 | Completed | 19 November 2011 | Oil release | TAQA Bratani Limited | Cormorant North Platform | 1.479 | 0.0 |
| PON1/761 | Completed | 21 November 2011 | Oil release | TOTAL E&P UK PLC | Dunbar Platform | .06 | 0.0 |
| PON1/759 | Completed | 21 November 2011 | Oil release | TOTAL E&P UK PLC | Elgin PUQ platform | .0042 | 0.0 |
| PON1/757 | Completed | 21 November 2011 | Chemical release | BP Exploration Operating Company Ltd. | Harding Platform | 0.0 | 4.5 |
| PON1/755 | Completed | 20 November 2011 | Oil release | BP Exploration Operating Company Ltd. | Magnus Platform | .0013 | 0.0 |
| PON1/754 | Completed | 17 November 2011 | Chemical release | Teekay Petrojarl, BP Exploration Operating Company Ltd | Foinaven - FPSO Petrojarl | 0.0 | 2.2 |
| PON1/753 | Completed | 15 November 2011 | Chemical release | Teekay Petrojarl, BP Exploration Operating Company Ltd | Foinaven - FPSO Petrojarl | 0.0 | 47.7 |
| PON1/749 | Completed | 19 November 2011 | Oil release | BP Exploration Operating Company Ltd., BP Exploration Operating Company | Bruce D Platform | .002 | 0.0 |
| PON1/748 | Completed | 17 November 2011 | Oil release | BP | M/V Island Intervention | .0001 | 0.0 |
| PON1/741 | Completed | 13 November 2011 | Chemical release | Nexen Petroleum U.K Limited | Buzzard Production Platform | 0.0 | 11.5 |
| PON1/744 | Completed | 03 November 2011 | Chemical release | BP Exploration Operating Company Ltd., BP Exploration Operating Company | Bruce CR Platform | 0.0 | 232.0 |
| PON1/743 | Completed | 14 November 2011 | Oil release | ENSCO, Ithaca Energy (UK) Limited | Beatrice B Platform | .000002 | 0.0 |
| PON1/729 | Completed | 08 November 2011 | Oil release | Shell U.K. Exploration & Production Limited (NNS) | Pierce FPSO (Haewene Brim) | .000002 | 0.0 |
| PON1/737 | Completed | 11 November 2011 | Oil release | TOTAL E&P UK PLC | Alwyn North NAB Platform | .00002 | 0.0 |
| PON1/736 | Completed | 10 November 2011 | Chemical release | E.on Ruhrgas UK E&P Ltd | Hunter Pipeline | 0.0 | 1800.0 |
| PON1/735 | Completed | 10 November 2011 | Chemical release | E.ON Ruhrgas UK E&P Ltd, E.on Ruhrgas UK E&P Ltd | Hunter Pipeline | 0.0 | 189961.6 |
| PON1/739 | Completed | 12 November 2011 | Chemical release | BP Exploration Operating Company Ltd. | Harding Platform | 0.0 | 3.0 |
| PON1/738 | Completed | 12 November 2011 | Chemical release | BP Exploration Operating Company Ltd (UK Offshore), BP Exploration Operating Company Ltd (UK Offshore) | Magnus Platform | 0.0 | 1200.0 |
| PON1/733 | Completed | 09 November 2011 | Chemical release | Britannia Operator Ltd | Britannia Platform | 0.0 | 4554.0 |
| PON1/734 | Completed | 09 November 2011 | Chemical release | Shell U.K. Exploration & Production Limited (NNS) | Leman AK Platform [SHELL] | 0.0 | 55.0 |
| PON1/732 | Completed | 30 September 2011 | Chemical release | Talisman Energy (UK) Limited | Tartan North Terrace | 0.0 | 48.0 |
| PON1/731 | Completed | 01 October 2011 | Chemical release | ENI UK LIMITED | Hewett Well 48_30-8 | 0.0 | 1537.0 |
| PON1/730 | Completed | 06 November 2011 | Oil release | BP Exploration Operating Company Ltd. | Magnus Platform | .001204 | 0.0 |
| PON1/726 | Completed | 06 November 2011 | Chemical release | Britannia Operator Ltd | Britannia Platform | 0.0 | 4.4 |
| PON1/725 | Completed | 05 November 2011 | Oil release | BP Exploration Operating Company Ltd. | Marnock ETAP PDR Platform | .00041 | 0.0 |
| PON1/724 | Completed | 05 November 2011 | Oil release | Petrofac, BHP Billiton | Lennox Platform | .0496 | 0.0 |
| PON1/723 | Completed | 05 November 2011 | Oil release | Shell U.K. Exploration & Production Limited (NNS) | Clipper PT Platform | .005 | 0.0 |
| PON1/555 | Completed | 10 August 2011 | Oil release | Shell U.K. Exploration & Production Limited (NNS) | Gannet F Subsea Completion | 218.1897 | 0.0 |
| PON1/719 | Completed | 01 November 2011 | Oil release | ROWAN DRILLING (UK) LIMITED, TOTAL E&P UK PLC | Rowan Gorilla V | .00002 | 0.0 |
| PON1/718 | Completed | 30 October 2011 | Oil release | Shell U.K. Exploration & Production Limited (NNS) | Leman to Bacton Pipeline | .0008 | 0.0 |
| PON1/717 | Completed | 31 October 2011 | Oil release | Shell U.K. Exploration & Production Limited (NNS) | Sean RD Platform | .000437 | 0.0 |
| PON1/716 | Completed | 31 October 2011 | Oil release | ChevronTexaco | Captain WPP'A' | .1 | 0.0 |
| PON1/712 | Completed | 31 October 2011 | Chemical release | Awilco Drilling PLC, Hurricane Exploration PLC | WilPhoenix | 0.0 | 1.0 |
| PON1/711 | Completed | 30 October 2011 | Oil release | Nexen Petroleum U.K Limited | Scott JD Platform | .0001 | 0.0 |
| PON1/710 | Completed | 30 October 2011 | Oil release | Shell U.K. Exploration & Production Limited (NNS) | Brent C Platform | .039 | 0.0 |
| PON1/709 | Completed | 27 October 2011 | Chemical release | Nexen Petroleum UK Limited, Nexen Petroleum U.K Limited | Buzzard Production Platform | 0.0 | 700.0 |
| PON1/708 | Completed | 27 October 2011 | Oil release | Talisman Energy (UK) Limited | Montrose A Platform | .000002 | 0.0 |
| PON1/707 | Completed | 27 October 2011 | Chemical release | TRANSOCEAN, Nexen Petroleum U.K Limited | Transocean Prospect | 0.0 | 1.9 |
| PON1/706 | Completed | 25 October 2011 | Oil release | Shell U.K. Exploration & Production Limited (SNS), Shell U.K. Exploration & Production Limited (NNS) | Sean PP Platform | .00006 | 0.0 |
| PON1/703 | Completed | 23 October 2011 | Chemical release | Premier Oil UK Limited | Balmoral FPV | 0.0 | 1062.0 |
| PON1/700 | Completed | 17 October 2011 | Oil release | BG International Limited, BG plc | CATS Riser | .263 | 0.0 |
| PON1/702 | Completed | 23 October 2011 | Chemical release | BP Exploration Operating Company Ltd. | Clair Phase 1 Platform | 0.0 | 0.5 |
| PON1/701 | Completed | 22 October 2011 | Oil release | Premier Oil UK Limited | Balmoral FPV | .311 | 0.0 |
| PON1/622 | Completed | 07 September 2011 | Chemical release | BP Exploration Operating Company Ltd | Magnus Platform | 0.0 | 40.0 |
| PON1/682 | Completed | 05 October 2011 | Oil release | Nexen Petroleum U.K Limited | Scott UQ platform | .000033 | 0.0 |
| PON1/699 | Completed | 16 October 2011 | Oil release | ConocoPhillips Petroleum Company U.K. Limited | Jade Steel Platform | .00085 | 0.0 |
| PON1/694 | Completed | 13 October 2011 | Oil release | Centrica Storage Limited | Rough AP Platform | .000017 | 0.0 |
| PON1/698 | Completed | 16 October 2011 | Chemical release | Awilco Drilling PLC, Hurricane Exploration PLC | WilPhoenix | 0.0 | 0.5 |
| PON1/639 | Completed | 14 September 2011 | Oil release | Shell U.K. Exploration & Production Limited (NNS) | Galleon PN | .07 | 0.0 |
| PON1/695 | Completed | 13 October 2011 | Chemical release | BP Exploration Operating Company Ltd. | Harding Platform | 0.0 | 0.3 |
| PON1/268 | Completed | 22 March 2011 | Chemical release | Maersk Oil UK | Donan FPSO Global Producer III | 0.0 | 21905.0 |
| PON1/683 | Completed | 06 October 2011 | Chemical release | Nexen Petroleum U.K Limited | Ettrick FPSO Aoka Mizu | 0.0 | 411.0 |
| PON1/691 | Completed | 09 October 2011 | Oil release | Talisman Energy (UK) Limited | Montrose A Platform | .00007 | 0.0 |
| PON1/684 | Completed | 08 October 2011 | Chemical release | ExxonMobil | Buckland North Drill Centre | 0.0 | 144.0 |
| PON1/690 | Completed | 06 October 2011 | Oil release | Shell U.K. Exploration & Production Limited (NNS) | Leman E Platform [SHELL] | .04 | 0.0 |
| PON1/689 | Completed | 08 October 2011 | Oil release | BP Exploration Operating Company Ltd. | Marnock ETAP QU Platform | .012 | 0.0 |
| PON1/688 | Completed | 08 October 2011 | Oil release | Centrica Storage Limited | Rough BD Platform | .000203 | 0.0 |
| PON1/687 | Completed | 08 October 2011 | Chemical release | BP Exploration Operating Company Ltd. | Clair Phase 1 Platform | 0.0 | 220.0 |
| PON1/664 | Completed | 15 September 2011 | Oil release | BP Exploration Operating Company Limited, BP Exploration Operating Company Limited | Within Magnus 500m Zone (Western Geco - Q-Seabed) | .04 | 0.0 |
| PON1/680 | Completed | 04 October 2011 | Chemical release | Nexen Petroleum U.K Limited | Buzzard Wellhead Platform | 0.0 | 300.0 |
| PON1/679 | Completed | 04 October 2011 | Chemical release | Awilco Drilling PLC, Hurricane Exploration PLC | WilPhoenix | 0.0 | 2.0 |
| PON1/669 | Completed | 10 August 2011 | Chemical release | Shell U.K. Exploration & Production Limited (NNS) | Gannet E & F Manifold | 0.0 | 403.502 |
| PON1/609 | Completed | 02 September 2011 | Oil release | Shell U.K. Exploration & Production Limited (NNS) | Gannet A Platform | .0081 | 0.0 |
| PON1/674 | Completed | 03 October 2011 | Oil release | BP Exploration Operating Company Ltd. | Marnock ETAP PDR Platform | .00041 | 0.0 |
| PON1/668 | Completed | 30 September 2011 | Oil release | Premier Oil UK Limited | Balmoral Template | .001 | 0.0 |
| PON1/672 | Completed | 02 October 2011 | Chemical release | BP Exploration Operating Company Limited | Neptune Platform | 0.0 | 0.008 |
| PON1/670 | Completed | 30 September 2011 | Chemical release | Nexen Petroleum U.K Limited | Ettrick FPSO Aoka Mizu | 0.0 | 355.0 |
| PON1/671 | Completed | 02 October 2011 | Oil release | TAQA Bratani Limited | Cormorant A Platform | .5 | 0.0 |
| PON1/667 | Completed | 30 September 2011 | Oil release | Noble Drilling, Maersk Oil UK | Noble Ton Van Langeveld | .25 | 0.0 |
| PON1/666 | Completed | 29 September 2011 | Chemical release | Awilco Drilling PLC, Hurricane Exploration PLC | WilPhoenix | 0.0 | 0.05 |
| PON1/653 | Completed | 22 September 2011 | Oil release | TAQA Bratani Limited | Tern Platform | .094 | 0.0 |
| PON1/662 | Completed | 27 September 2011 | Oil release | ExxonMobil | Beryl A Platform | .1 | 0.0 |
| PON1/661 | Completed | 27 September 2011 | Oil release | Shell U.K. Exploration & Production Limited (NNS) | Curlew FPSO | .00015 | 0.0 |
| PON1/660 | Completed | 26 September 2011 | Oil release | TRANSOCEAN, Nexen Petroleum U.K Limited | GSF Galaxy III | .001 | 0.0 |
| PON1/658 | Completed | 24 September 2011 | Oil release | Shell U.K. Exploration & Production Limited (NNS) | Brent D Platform | .00021 | 0.0 |
| PON1/657 | Completed | 23 September 2011 | Chemical release | CNR International , CNR International | Ninian Central Platform | 0.0 | 28.33 |
| PON1/656 | Completed | 23 September 2011 | Oil release | Awilco Drilling PLC, Nautical Petroleum PLC | WilHunter | .0005 | 0.0 |
| PON1/654 | Completed | 15 September 2011 | Chemical release | E.On Ruhrgas UK North Sea Limited | Babbage Platform | 0.0 | 26.5 |
| PON1/652 | Completed | 22 September 2011 | Chemical release | TRANSOCEAN, GDF Suez | GSF Galaxy II | 0.0 | 394.0 |
| PON1/651 | Completed | 21 September 2011 | Chemical release | Shell U.K. Exploration & Production Limited (NNS) | Leman Charlie CP | 0.0 | 3.3 |
| PON1/650 | Completed | 21 September 2011 | Oil release | ConocoPhillips | LOGGS GGS Production Platform | .004 | 0.0 |
| PON1/497 | Completed | 13 July 2011 | Oil release | Centrica plc | Julie Robertson | .177 | 0.0 |
| PON1/648 | Completed | 19 September 2011 | Oil release | Shell U.K. Exploration & Production Limited (NNS) | Brent D Platform | .003 | 0.0 |
| PON1/647 | Completed | 18 September 2011 | Chemical release | Shell U.K. Exploration & Production Limited (SNS) | Leman AP Platform [SHELL] | 0.0 | 11.0 |
| PON1/585 | Completed | 21 August 2011 | Oil release | TAQA Bratani Limited | Tern Platform | 7.748 | 0.0 |
| PON1/646 | Completed | 20 August 2011 | Chemical release | Shell U.K. Exploration & Production Limited (NNS) | Brent B Platform | 0.0 | 0.254 |
| PON1/645 | Completed | 01 March 2011 | Chemical release | Shell U.K. Exploration & Production Limited (NNS) | Anasuria FPSO | 0.0 | 7273.0 |
| PON1/641 | Completed | 16 September 2011 | Oil release | Marathon Oil UK Limited | Brae East Platform | .000021 | 0.0 |
| PON1/640 | Completed | 15 September 2011 | Chemical release | Awilco Drilling | WilPhoenix | 0.0 | 0.5 |
| PON1/627 | Completed | 10 September 2011 | Chemical release | Nexen Petroleum U.K Limited | Ettrick FPSO Aoka Mizu | 0.0 | 2371.1 |
| PON1/637 | Completed | 14 September 2011 | Oil release | TAQA Bratani Limited | Cormorant A Platform | .01 | 0.0 |
| PON1/636 | Completed | 04 September 2011 | Chemical release | TOTAL E&P UK PLC | Ellon A01 wellhead | 0.0 | 940.0 |
| PON1/631 | Completed | 11 September 2011 | Chemical release | Hess Limited, DANA Petroleum limited | Guillemot West(Triton) FPSO | 0.0 | 7318.0 |
| PON1/632 | Completed | 11 September 2011 | Chemical release | Hess Limited, DANA Petroleum limited | Guillemot West(Triton) FPSO | 0.0 | 5012.0 |
| PON1/630 | Completed | 11 September 2011 | Chemical release | Hess Limited, Dana Petroleum Limited | Guillemot West(Triton) FPSO | 0.0 | 18000.0 |
| PON1/265 | Completed | 19 March 2011 | Chemical release | BP | Clair Phase 1 Platform | 0.0 | 1300.0 |
| PON1/562 | Completed | 12 August 2011 | Oil release | Apache North Sea Limited | Forties FA Platform | .015 | 0.0 |
| PON1/634 | Completed | 12 September 2011 | Chemical release | Shell U.K. Exploration & Production Limited (NNS) | Brent D Platform | 0.0 | 190.0 |
| PON1/629 | Completed | 10 September 2011 | Oil release | Perenco UK Limited | Bessemer 49/23E | .00706 | 0.0 |
| PON1/628 | Completed | 10 September 2011 | Oil release | ConocoPhillips, ConocoPhillips Petroleum Company U.K. Limited | Judy Platform | .000426 | 0.0 |
| PON1/626 | Completed | 10 September 2011 | Oil release | ENSCO, ConocoPhillips | Ensco 102 | .00086 | 0.0 |
| PON1/625 | Completed | 09 September 2011 | Oil release | Maersk Drilling UK Ltd, ConocoPhillips | Maersk Resilient | .01 | 0.0 |
| PON1/624 | Completed | 09 September 2011 | Chemical release | BP Exploration Operating Company Ltd. | Schiehallion FPSO | 0.0 | 0.3 |
| PON1/599 | Completed | 30 August 2011 | Chemical release | Transocean, BP North Sea | PBLJ | 0.0 | 853.0 |
| PON1/616 | Completed | 03 September 2011 | Oil release | ChevronTexaco | Alba Northern Platform | .005 | 0.0 |
| PON1/614 | Completed | 04 September 2011 | Oil release | BP Exploration Operating Company Limited | Neptune Platform | .0001 | 0.0 |
| PON1/612 | Completed | 02 September 2011 | Chemical release | Fairfield Energy | Osprey Production Manifold | 0.0 | 79.0 |
| PON1/611 | Completed | 03 September 2011 | Oil release | Nexen Petroleum U.K Limited | Buzzard Utilities Platform | .000338 | 0.0 |
| PON1/610 | Completed | 03 September 2011 | Oil release | Talisman Energy (UK) Limited | Scapa Template | .025 | 0.0 |
| PON1/463 | Completed | 29 June 2011 | Chemical release | BP Exploration Operating Company ltd, BP Exploration Operating Company Limited | Minerva Platform | 0.0 | 928.0 |
| PON1/604 | Completed | 31 August 2011 | Oil release | BP Exploration Operating Company Ltd | Cleeton CPQ Platform | .05 | 0.0 |
| PON1/586 | Completed | 21 August 2011 | Chemical release | ConocoPhillips (UK) Ltd, ConocoPhillips | Maersk Resilient | 0.0 | 38.0 |
| PON1/603 | Completed | 31 August 2011 | Chemical release | Awilco Drilling, Faroe Petroleum | Wilphoenix | 0.0 | 1.0 |
| PON1/602 | Completed | 20 August 2011 | Oil release | Tullow Oil | Horne Platform | .06 | 0.0 |
| PON1/600 | Completed | 29 August 2011 | Chemical release | BP | Subsea Viking | 0.0 | 3.03 |
| PON1/598 | Completed | 27 August 2011 | Chemical release | ENSCO, E.ON RUHRGAS | ENSCO 100 | 0.0 | 2500.0 |
| PON1/590 | Completed | 11 August 2011 | Chemical release | BP Exploration Operating Company Ltd | Bruce PUQ Platform | 0.0 | 408.12 |
| PON1/589 | Completed | 23 August 2011 | Chemical release | Marathon Oil UK LLC, Marathon Oil UK Limited | Brae East Platform | 0.0 | 7.0 |
| PON1/596 | Completed | 26 August 2011 | Oil release | Shell U.K. Exploration & Production Limited (NNS) | Brent D Platform | .0021 | 0.0 |
| PON1/545 | Completed | 02 August 2011 | Oil release | Premier Oil UK Limited | Balmoral FPV | .181 | 0.0 |
| PON1/568 | Completed | 11 August 2011 | Oil release | BP Exploration Operating Company Limited | Ravenspurn North CPP Platform | .0001 | 0.0 |
| PON1/591 | Completed | 24 August 2011 | Oil release | TOTAL E&P UK PLC | Alwyn North NAA Platform | .0092 | 0.0 |
| PON1/581 | Completed | 19 August 2011 | Oil release | Hess Limited | Triton FPSO | .015 | 0.0 |
| PON1/588 | Completed | 24 August 2011 | Oil release | Shell U.K. Exploration & Production Limited (NNS) | Shearwater A Wellhead Platform | .082 | 0.0 |
| PON1/563 | Completed | 13 August 2011 | Oil release | BP Exploration Operating Company Ltd | Mungo Production Manifold | .000875 | 0.0 |
| PON1/584 | Completed | 20 August 2011 | Oil release | CNR International | Ninian Central Platform | .0009 | 0.0 |
| PON1/582 | Completed | 20 August 2011 | Oil release | TAQA Bratani Limited | Cormorant North Platform | .0045 | 0.0 |
| PON1/580 | Completed | 19 August 2011 | Oil release | TOTAL E&P UK PLC | Alwyn North NAB Platform | .00003 | 0.0 |
| PON1/579 | Completed | 18 August 2011 | Oil release | TAQA Bratani Limited | Pelican Manifold | .01 | 0.0 |
| PON1/498 | Completed | 14 July 2011 | Oil release | Fairfield Energy | Dunlin A Platform | .00001 | 0.0 |
| PON1/575 | Completed | 17 August 2011 | Oil release | TAQA Bratani Limited | Cormorant A Platform | .01 | 0.0 |
| PON1/574 | Completed | 16 August 2011 | Oil release | TOTAL E&P UK PLC | Alwyn North NAA Platform | .000001 | 0.0 |
| PON1/573 | Completed | 16 August 2011 | Chemical release | Chevron North Sea Ltd | Captain WPP'A' | 0.0 | 800.0 |
| PON1/571 | Completed | 16 August 2011 | Oil release | Perenco UK Limited | Leman G Platform [PERENCO] | .348 | 0.0 |
| PON1/570 | Completed | 15 August 2011 | Chemical release | Dolphin Drilling, BP | Byford Dolphin | 0.0 | 90.0 |
| PON1/569 | Completed | 14 August 2011 | Oil release | Exxon Mobil | GSF Arctic 3 | .00044 | 0.0 |
| PON1/566 | Completed | 12 August 2011 | Oil release | Venture Production Nederland B.V., Centrica Resources LTD | Grove Wellhead Platform | .2 | 0.0 |
| PON1/564 | Completed | 14 August 2011 | Chemical release | TAQA Bratani Limited | Cormorant A Platform | 0.0 | 350.0 |
| PON1/560 | Completed | 11 August 2011 | Oil release | BP | Paul B Lloyd Jr | .316 | 0.0 |
| PON1/558 | Completed | 10 August 2011 | Chemical release | BP | Navion Norvegia Tanker | 0.0 | 0.1 |
| PON1/557 | Completed | 10 August 2011 | Chemical release | BP Exploration Operating Company Ltd. | Schiehallion FPSO | 0.0 | 3.0 |
| PON1/552 | Completed | 07 August 2011 | Chemical release | ConocoPhillips, ConocoPhillips Petroleum Company U.K. Limited | Judy Platform | 0.0 | 704.0 |
| PON1/551 | Completed | 07 August 2011 | Oil release | Marathon Oil UK Limited | Brae B Platform | .04482 | 0.0 |
| PON1/550 | Completed | 05 August 2011 | Oil release | BP Exploration Operating Company Ltd. | Andrew Platform | .00004 | 0.0 |
| PON1/544 | Completed | 02 August 2011 | Oil release | Talisman | Ocean Princess | .091 | 0.0 |
| PON1/547 | Completed | 03 August 2011 | Oil release | BP Exploration Operating Company Ltd. | Harding Platform | .000187 | 0.0 |
| PON1/546 | Completed | 02 August 2011 | Chemical release | E.on Ruhrgas | Ensco 92 | 0.0 | 57.5 |
| PON1/543 | Completed | 01 August 2011 | Chemical release | Bluewater Services UK Ltd (on behalf of Shell UK), Shell U.K. Exploration & Production Limited (NNS) | Pierce FPSO (Haewene Brim) | 0.0 | 60.0 |
| PON1/541 | Completed | 01 August 2011 | Oil release | TAQA Bratani Limited | Cormorant North Platform | .02 | 0.0 |
| PON1/540 | Completed | 31 July 2011 | Oil release | Shell U.K. Exploration & Production Limited (NNS) | Pierce FPSO (Haewene Brim) | .01 | 0.0 |
| PON1/538 | Completed | 31 July 2011 | Oil release | TAQA Bratani Limited | Cormorant North Platform | .002 | 0.0 |
| PON1/535 | Completed | 30 July 2011 | Oil release | BP Exploration Operating Company Ltd., BP Exploration Operating Company | Bruce PUQ Platform | .005 | 0.0 |
| PON1/532 | Completed | 30 July 2011 | Chemical release | TOTAL E&P UK PLC | Ellon and Grant SUTU | 0.0 | 900.0 |
| PON1/522 | Completed | 25 July 2011 | Chemical release | TAQA Bratani Limited | Tern Platform | 0.0 | 4000.0 |
| PON1/510 | Completed | 18 July 2011 | Oil release | Fairfield Energy | MSV Seawell LWI infield at Osprey P6 | .07 | 0.0 |
| PON1/529 | Completed | 28 July 2011 | Chemical release | Enquest PLC | Don SW&W Don Northern Producer | 0.0 | 480.0 |
| PON1/352 | Completed | 26 April 2011 | Oil release | TAQA Bratani Limited, Dana Petroleum (E&P) Limited | Hudson Manifold | .085 | 0.0 |
| PON1/528 | Completed | 26 July 2011 | Oil release | Dolphin Drilling Ltd, TAQA Bratani Limited | Borgsten Dolphin | .2 | 0.0 |
| PON1/527 | Completed | 23 June 2011 | Oil release | Dolphin Drilling Ltd, TAQA Bratani Limited | Borgesten Dolphin | .01 | 0.0 |
| PON1/447 | Completed | 18 June 2011 | Chemical release | TAQA Bratani Ltd | Borgsten Dolphin | 0.0 | 124.0 |
| PON1/526 | Completed | 24 July 2011 | Chemical release | BP Exploration Operating Company, BP Exploration Operating company | Subsea 7 vessel - Subsea Viking | 0.0 | 10.0 |
| PON1/501 | Completed | 16 July 2011 | Oil release | BP Amoco p.l.c. (UK Offshore) | Magnus Platform | .003 | 0.0 |
| PON1/524 | Completed | 27 July 2011 | Oil release | BP Exploration Operating Company | Amethyst C1D Platform | .1 | 0.0 |
| PON1/521 | Completed | 25 July 2011 | Oil release | BP Exploration Operating Company Ltd., BP Exploration Operating Company | Bruce D Platform | .000406 | 0.0 |
| PON1/520 | Completed | 25 July 2011 | Chemical release | WoodGroup on behalf of CentricaEnergy(Venture North Sea Oil) | Chestnut Hummingbird FPSO | 0.0 | 243.0 |
| PON1/518 | Completed | 21 July 2011 | Oil release | BP Exploration Operating Company Ltd. | Miller Platform | .001 | 0.0 |
| PON1/517 | Completed | 20 July 2011 | Chemical release | Shell U.K. Exploration & Production Limited (NNS) | Shearwater A Wellhead Platform | 0.0 | 6360.0 |
| PON1/516 | Completed | 20 July 2011 | Chemical release | BP Exploration Operating Company Ltd. | Harding Platform | 0.0 | 12.0 |
| PON1/514 | Completed | 16 July 2011 | Chemical release | Talisman Energy (UK) Limited | Ross FPSO Bleo Holm | 0.0 | 170.0 |
| PON1/513 | Completed | 19 July 2011 | Chemical release | TOTAL E&P UK PLC | Dunbar Platform | 0.0 | 0.5 |
| PON1/512 | Completed | 11 July 2011 | Chemical release | Rowan UK Ltd, BG Plc | Rowan Gorilla IV | 0.0 | 15400.0 |
| PON1/485 | Completed | 09 July 2011 | Chemical release | CNR International UK Ltd, CNR International | Ninian Central Platform | 0.0 | 1558.2 |
| PON1/509 | Completed | 19 July 2011 | Chemical release | BP Exploration Operating Company Ltd. | Harding Platform | 0.0 | 10.0 |
| PON1/508 | Completed | 18 July 2011 | Oil release | Talisman Energy (UK) Limited | Clyde Platform | .00417 | 0.0 |
| PON1/505 | Completed | 16 July 2011 | Chemical release | Stena Drilling Ltd, Chevron | Stena Carron | 0.0 | 165.0 |
| PON1/504 | Completed | 17 July 2011 | Chemical release | Fairfield Energy | Osprey Production Manifold | 0.0 | 441.0 |
| PON1/502 | Completed | 16 July 2011 | Oil release | BG plc | Lomond Platform | .000141 | 0.0 |
| PON1/499 | Completed | 15 July 2011 | Oil release | Talisman Energy (UK) Limited | Clyde Platform | .003 | 0.0 |
| PON1/495 | Completed | 13 July 2011 | Chemical release | BP Exploration Operating Company Ltd. | Harding Platform | 0.0 | 22.0 |
| PON1/494 | Completed | 12 July 2011 | Chemical release | Chevron | Stena Carron | 0.0 | 56.0 |
| PON1/493 | Completed | 12 July 2011 | Oil release | BG plc | Lomond Platform | .003 | 0.0 |
| PON1/492 | Completed | 12 July 2011 | Oil release | Venture North Sea Oil Limited | Kittiwake A Platform | .8 | 0.0 |
| PON1/489 | Completed | 10 July 2011 | Oil release | Maersk Oil UK | Donan FPSO Global Producer III | .11 | 0.0 |
| PON1/491 | Completed | 08 July 2011 | Oil release | Nautical, Nautical Petroleum | Wilhunter | .0001 | 0.0 |
| PON1/490 | Completed | 11 July 2011 | Oil release | Venture North Sea Oil Limited | Kittiwake A Platform | 1.5 | 0.0 |
| PON1/488 | Completed | 10 July 2011 | Oil release | TOTAL E&P UK PLC | Elgin WHP | .2175 | 0.0 |
| PON1/487 | Completed | 10 July 2011 | Oil release | Perenco UK Limited | Inde AQ Platform (PERENCO) | .000088 | 0.0 |
| PON1/483 | Completed | 09 July 2011 | Chemical release | TAQA Bratani Limited | Tern Platform | 0.0 | 50.0 |
| PON1/480 | Completed | 08 July 2011 | Chemical release | BP Exploration Operating Company Ltd. | Harding Platform | 0.0 | 26.0 |
| PON1/482 | Completed | 08 July 2011 | Oil release | BG plc | Everest North Platform | .002 | 0.0 |
| PON1/481 | Completed | 08 July 2011 | Chemical release | BP Exploration Operating Company Ltd. | Harding Platform | 0.0 | 9.5 |
| PON1/478 | Completed | 06 July 2011 | Oil release | Diamond Offshore, Talisman Energy (UK) Limited | Ocean Princess | .3012 | 0.0 |
| PON1/477 | Completed | 05 July 2011 | Oil release | Talisman Energy (UK) Limited | Tartan A Platform | .01 | 0.0 |
| PON1/473 | Completed | 21 June 2011 | Chemical release | Talisman Energy (UK) Limited | Ross FPSO Bleo Holm | 0.0 | 400.0 |
| PON1/472 | Completed | 05 July 2011 | Oil release | BP Exploration Operating Company Ltd. | Andrew Platform | .0004 | 0.0 |
| PON1/442 | Completed | 17 June 2011 | Oil release | Talisman Energy (UK) Limited | Clyde Platform | .111 | 0.0 |
| PON1/470 | Completed | 03 July 2011 | Chemical release | Nexen, Nexen Petroleum UK Limited | Transocean Prospect | 0.0 | 10.0 |
| PON1/467 | Completed | 03 July 2011 | Oil release | TOTAL E&P UK PLC | Alwyn North NAB Platform | .00126 | 0.0 |
| PON1/466 | Completed | 02 July 2011 | Oil release | Nexen Petroleum U.K Limited | Buzzard Production Platform | .000041 | 0.0 |
| PON1/465 | Completed | 30 June 2011 | Chemical release | Talisman Energy (UK) Limited | Claymore A Platform | 0.0 | 2273.0 |
| PON1/273 | Completed | 24 March 2011 | Oil release | BP Exploration Operating Company Ltd. | Magnus Platform | .0613 | 0.0 |
| PON1/464 | Completed | 29 June 2011 | Chemical release | BG plc | Everest North Platform | 0.0 | 0.5 |
| PON1/171 | Completed | 08 January 2011 | Chemical release | BP Exploration Operating Company Limited | Neptune Platform | 0.0 | 137.0 |
| PON1/228 | Completed | 02 March 2011 | Chemical release | BP Exploration Operating Company Ltd | Minerva Platform | 0.0 | 31.0 |
| PON1/458 | Completed | 27 June 2011 | Oil release | TAQA Bratani Limited | Cormorant North Platform | .01 | 0.0 |
| PON1/460 | Completed | 28 June 2011 | Oil release | ExxonMobil | Nevis South Cluster | .01 | 0.0 |
| PON1/373 | Completed | 10 May 2011 | Chemical release | Britannia Operator Ltd | Britannia Platform | 0.0 | 308.0 |
| PON1/401 | Completed | 26 May 2011 | Chemical release | Shell U.K. Exploration & Production Limited (NNS) | Gannet A Platform | 0.0 | 191.0 |
| PON1/445 | Completed | 19 June 2011 | Oil release | Centrica Storage Limited | Rough AD Platform | .000586 | 0.0 |
| PON1/457 | Completed | 22 June 2011 | Oil release | Dolphin Drilling Ltd, TAQA Bratani Limited | Borgsten Dolphin | .01 | 0.0 |
| PON1/456 | Completed | 27 June 2011 | Oil release | Talisman Energy (UK) Limited | Claymore A Platform | .002 | 0.0 |
| PON1/455 | Completed | 25 June 2011 | Oil release | BP Exploration Operating Company Ltd., BP Exploration Operating Company | Bruce D Platform | .00318 | 0.0 |
| PON1/454 | Completed | 24 June 2011 | Oil release | Centrica Storage Limited | Rough BD Platform | .00015 | 0.0 |
| PON1/452 | Completed | 23 June 2011 | Oil release | BP Exploration Operating Company Ltd, BP p.l.c. (UK Offshore) | Cleeton Riser Tower (CT) | .000008 | 0.0 |
| PON1/400 | Completed | 26 May 2011 | Oil release | Apache North Sea Limited | Forties FB Platform | .025 | 0.0 |
| PON1/434 | Completed | 13 June 2011 | Oil release | BP Exploration Operating Company Ltd. | Magnus Platform | .004 | 0.0 |
| PON1/449 | Completed | 21 June 2011 | Chemical release | CNR International | Ninian Southern Platform | 0.0 | 4.0 |
| PON1/448 | Completed | 20 June 2011 | Chemical release | CNR International | Ninian Southern Platform | 0.0 | 500.0 |
| PON1/446 | Completed | 19 June 2011 | Oil release | Shell U.K. Exploration & Production Limited (NNS) | Brent D Platform | .113 | 0.0 |
| PON1/444 | Completed | 18 June 2011 | Oil release | Venture North Sea Oil Limited | Chestnut Hummingbird FPSO | .0275 | 0.0 |
| PON1/443 | Completed | 17 June 2011 | Oil release | Talisman Energy (UK) Limited | Clyde Platform | .01 | 0.0 |
| PON1/433 | Completed | 13 June 2011 | Oil release | Centrica Storage Limited | Rough AD Platform | .26 | 0.0 |
| PON1/424 | Completed | 08 June 2011 | Oil release | Talisman Energy (UK) Limited | Fulmar A Platform | 1.4 | 0.0 |
| PON1/441 | Completed | 15 June 2011 | Chemical release | Centrica Energy, Centrica | Julie Robertson | 0.0 | 26.0 |
| PON1/440 | Completed | 15 June 2011 | Oil release | Shell U.K. Exploration & Production Limited (NNS) | Leman AD2 Platform [SHELL] | .01311 | 0.0 |
| PON1/439 | Completed | 10 June 2011 | Chemical release | BP Exploration Ltd(UK Offshore) | Ravenspurn North ST3 Platform | 0.0 | 15.0 |
| PON1/438 | Completed | 12 June 2011 | Oil release | Dolphin Drilling Ltd, TAQA | Borgsten Dolphin | .001 | 0.0 |
| PON1/437 | Completed | 13 June 2011 | Chemical release | Talisman Energy (UK) Limited | Claymore A Platform | 0.0 | 1450.0 |
| PON1/436 | Completed | 14 June 2011 | Chemical release | Britannia Operator Ltd | Britannia Platform | 0.0 | 24.0 |
| PON1/435 | Completed | 07 June 2011 | Oil release | ConocoPhillips | S7000 SSCV | .1411 | 0.0 |
| PON1/432 | Completed | 11 June 2011 | Chemical release | TOTAL E&P UK PLC | Dunbar Platform | 0.0 | 20.0 |
| PON1/431 | Completed | 12 June 2011 | Oil release | TOTAL E&P UK PLC | Alwyn North NAA Platform | .00022 | 0.0 |
| PON1/403 | Completed | 25 May 2011 | Oil release | Shell U.K. Exploration & Production Limited (NNS) | Shearwater A Wellhead Platform | .000254 | 0.0 |
| PON1/429 | Completed | 11 June 2011 | Oil release | Shell U.K. Exploration & Production Limited (NNS) | Curlew FPSO | .0005 | 0.0 |
| PON1/428 | Completed | 11 June 2011 | Chemical release | Britannia Operator Ltd | Britannia Platform | 0.0 | 0.63 |
| PON1/426 | Completed | 08 June 2011 | Oil release | BP Exploration Company Ltd (UK Offshore), BP Exploration Company Ltd (UK Offshore) | Ravenspurn WT1 Platform | .004 | 0.0 |
| PON1/423 | Completed | 08 June 2011 | Oil release | Marathon Oil UK Limited | Brae East Platform | .002 | 0.0 |
| PON1/421 | Completed | 06 June 2011 | Oil release | Perenco UK Limited | Waveney Platform | .002 | 0.0 |
| PON1/419 | Completed | 01 June 2011 | Chemical release | Exxon Mobil | GSF Arctic 111 | 0.0 | 35.0 |
| PON1/418 | Completed | 05 June 2011 | Oil release | BG plc | Lomond Platform | .000004 | 0.0 |
| PON1/417 | Completed | 04 June 2011 | Oil release | Talisman Energy (UK) Limited | Clyde Platform | .0005 | 0.0 |
| PON1/416 | Completed | 04 June 2011 | Oil release | Centrica Storage Limited | Rough AP Platform | .001 | 0.0 |
| PON1/414 | Completed | 02 June 2011 | Chemical release | BP | Paul B Lloyd Junior | 0.0 | 3.0 |
| PON1/412 | Completed | 01 June 2011 | Chemical release | Fairfield Energy | Osprey Production Manifold | 0.0 | 188.26 |
| PON1/411 | Completed | 01 June 2011 | Chemical release | Fairfield Energy | Osprey Production Manifold | 0.0 | 26.88 |
| PON1/410 | Completed | 31 May 2011 | Chemical release | BP Exploration Operating Company Limited | Neptune Platform | 0.0 | 0.5 |
| PON1/406 | Completed | 30 May 2011 | Oil release | Shell U.K. Exploration & Production Limited (NNS) | Brent D Platform | .004 | 0.0 |
| PON1/405 | Completed | 29 May 2011 | Oil release | Perenco UK Limited | Leman AQ Platform [PERENCO] | .02 | 0.0 |
| PON1/404 | Completed | 27 May 2011 | Oil release | Nexen Petroleum U.K Limited | Scott South Bridge | .05 | 0.0 |
| PON1/399 | Completed | 25 May 2011 | Chemical release | BP Exploration Operating Company Ltd. | Andrew Platform | 0.0 | 2.0 |
| PON1/364 | Completed | 05 May 2011 | Chemical release | Transocean, ExxonMobil | GSF Arctic III | 0.0 | 184.1 |
| PON1/251 | Completed | 09 March 2011 | Chemical release | Transocean, ExxonMobil | GSF Arctic 3 | 0.0 | 874.0 |
| PON1/398 | Completed | 23 May 2011 | Chemical release | BP Exploration Operating Company Ltd. | Harding Platform | 0.0 | 3.48 |
| PON1/371 | Completed | 08 May 2011 | Chemical release | Nexen Petroleum U.K Limited | Ettrick FPSO Aoka Mizu | 0.0 | 800.7 |
| PON1/394 | Completed | 16 May 2011 | Oil release | TAQA Bratani Limited | Cormorant North Platform | .01 | 0.0 |
| PON1/393 | Completed | 10 May 2011 | Oil release | BP Exploration Operating Company Ltd. | Clair Phase 1 Platform | .0002 | 0.0 |
| PON1/385 | Completed | 14 May 2011 | Oil release | BP Exploration Operating Company Ltd. | Ravenspurn North CPP Platform | .0009 | 0.0 |
| PON1/390 | Completed | 14 May 2011 | Oil release | Shell U.K. Exploration & Production Limited (NNS) | Pierce FPSO (Haewene Brim) | .001 | 0.0 |
| PON1/388 | Completed | 14 May 2011 | Oil release | BG plc | Lomond Platform | .0005 | 0.0 |
| PON1/355 | Completed | 02 May 2011 | Oil release | Shell U.K. Exploration & Production Limited (NNS) | Brent B Platform | .004 | 0.0 |
| PON1/383 | Completed | 13 May 2011 | Oil release | BG plc | Everest North Platform | .0007 | 0.0 |
| PON1/365 | Completed | 05 May 2011 | Chemical release | BP, BP Exploration Co Ltd | Paul B Lloyd Junior | 0.0 | 3.18 |
| PON1/380 | Completed | 11 May 2011 | Oil release | Shell U.K. Exploration & Production Limited (NNS) | Indefatigable J Wellhead jacket | .000172 | 0.0 |
| PON1/357 | Completed | 28 April 2011 | Oil release | BG | Ocean Nomad | .00005 | 0.0 |
| PON1/379 | Completed | 13 April 2011 | Chemical release | Dolphin Drilling, BP | Byford Dolphin | 0.0 | 628.0 |
| PON1/377 | Completed | 11 May 2011 | Oil release | BP Exploration Operating Company Ltd | Hyde Platform | .005 | 0.0 |
| PON1/378 | Completed | 11 May 2011 | Oil release | ExxonMobil | Beryl B Platform | .002 | 0.0 |
| PON1/374 | Completed | 09 May 2011 | Oil release | BP Exploration Operating Company Ltd. | Andrew Platform | .006 | 0.0 |
| PON1/369 | Completed | 08 May 2011 | Oil release | Shell U.K. Exploration & Production Limited (NNS) | Skiff Platform | .12 | 0.0 |
| PON1/368 | Completed | 08 May 2011 | Oil release | Shell U.K. Exploration & Production Limited (NNS) | Brent C Platform | .003 | 0.0 |
| PON1/367 | Completed | 06 May 2011 | Chemical release | Talisman Energy (UK) Limited | Piper B Platform | 0.0 | 350.0 |
| PON1/366 | Completed | 05 May 2011 | Oil release | BG plc | Lomond Platform | .000017 | 0.0 |
| PON1/363 | Completed | 05 May 2011 | Chemical release | Dolphi drilling, TAQA | Borgsten Dolphin | 0.0 | 48.0 |
| PON1/362 | Completed | 04 May 2011 | Chemical release | BP Exploration Operating Company Limited | Neptune Platform | 0.0 | 0.001 |
| PON1/361 | Completed | 04 May 2011 | Oil release | TOTAL E&P UK PLC | Alwyn North NAA Platform | .000004 | 0.0 |
| PON1/359 | Completed | 04 May 2011 | Oil release | BP Exploration Operating Company Ltd, BP Exploration Operating Company Limited | Cleeton Riser Tower (CT) | .00001 | 0.0 |
| PON1/301 | Completed | 04 April 2011 | Chemical release | TAQA Bratani Limited | Kestrel subsea completion P2 | 0.0 | 4941.1 |
| PON1/358 | Completed | 03 May 2011 | Chemical release | ChevronTexaco | Captain WPP'A' | 0.0 | 4.0 |
| PON1/356 | Completed | 02 May 2011 | Chemical release | BG plc | CATS RISER | 0.0 | 15.0 |
| PON1/354 | Completed | 29 April 2011 | Chemical release | Shell U.K. Exploration & Production Limited (NNS) | Brent B Platform | 0.0 | 1.1300000000000001 |
| PON1/351 | Completed | 27 April 2011 | Chemical release | Rowan UK Ltd, BG UK | Rowan Gorilla VI | 0.0 | 67.63 |
| PON1/350 | Completed | 27 April 2011 | Chemical release | Dolphin Drilling, TAQA | Borgsten Dolphin | 0.0 | 127.0 |
| PON1/345 | Completed | 26 April 2011 | Chemical release | TAQA Bratani Limited, DANA | Tern Platform | 0.0 | 50.0 |
| PON1/346 | Completed | 25 April 2011 | Chemical release | BP, Deepocean | Northern Canyon | 0.0 | 1.0 |
| PON1/343 | Completed | 22 April 2011 | Oil release | BP Exploration Operating Company Ltd. | Amethyst A1D Platform | .001 | 0.0 |
| PON1/342 | Completed | 22 April 2011 | Oil release | Perenco UK Limited | Inde AP Platform (PERENCO) | .0004 | 0.0 |
| PON1/341 | Completed | 21 April 2011 | Oil release | Maersk Oil UK | Donan FPSO Global Producer III | .0001 | 0.0 |
| PON1/340 | Completed | 22 April 2011 | Chemical release | BP Exploration Operating Company Ltd. | Harding Platform | 0.0 | 10.0 |
| PON1/339 | Completed | 21 April 2011 | Chemical release | BP Exploration Operating Company Ltd. | Harding Platform | 0.0 | 3.0 |
| PON1/338 | Completed | 19 April 2011 | Chemical release | Deepocean, BP Exploration Opertaing Company | Northern Canyon - ROV | 0.0 | 1.5 |
| PON1/308 | Completed | 10 April 2011 | Oil release | Fairfield Energy | Dunlin A Platform | .061 | 0.0 |
| PON1/337 | Completed | 19 April 2011 | Oil release | Bluewater Services UK Ltd (on behalf of Shell UK), Shell U.K. Exploration & Production Limited (NNS) | Pierce FPSO (Haewene Brim) | .002 | 0.0 |
| PON1/334 | Completed | 17 April 2011 | Oil release | Seadrill, BP Exploration Operating Company Ltd | west phoenix | .000015 | 0.0 |
| PON1/320 | Completed | 15 April 2011 | Chemical release | Talisman Energy (UK) Limited, BG plc | Blake W1 North unbilical SUT | 0.0 | 15.0 |
| PON1/333 | Completed | 18 April 2011 | Oil release | Talisman Energy (UK) Limited | Piper B Platform | .0013 | 0.0 |
| PON1/332 | Completed | 18 April 2011 | Oil release | BP Exploration Operating Company Limited | Neptune Platform | .000076 | 0.0 |
| PON1/331 | Completed | 18 April 2011 | Oil release | BP Exploration Operating Company Ltd. | Marnock ETAP PDR Platform | .0005 | 0.0 |
| PON1/330 | Completed | 13 April 2011 | Chemical release | Seadrill, BP | west Phoenix | 0.0 | 100.0 |
| PON1/329 | Completed | 17 April 2011 | Chemical release | Talisman Energy (UK) Limited | Blake Manifold | 0.0 | 10.0 |
| PON1/328 | Completed | 15 April 2011 | Chemical release | Stena Drilling Ltd, Chevron | Stena Spey | 0.0 | 147.0 |
| PON1/327 | Completed | 14 April 2011 | Chemical release | venture North Sea Oil Ltd, Venture North Sea oil Ltd | DSV Boa Deep C | 0.0 | 0.437 |
| PON1/326 | Completed | 17 April 2011 | Chemical release | Maersk Oil UK | Gryphon A Production Vessel | 0.0 | 84.8 |
| PON1/324 | Completed | 17 April 2011 | Oil release | BP Exploration Operating Company Ltd | Ravenspurn South B Platform | .000061 | 0.0 |
| PON1/323 | Completed | 17 April 2011 | Oil release | Perenco UK Limited | Thames AW Platform | .0001 | 0.0 |
| PON1/322 | Completed | 14 April 2011 | Oil release | ConocoPhillips | Boulton BM | .013 | 0.0 |
| PON1/319 | Completed | 15 April 2011 | Oil release | TOTAL E&P UK PLC | Alwyn North NAA Platform | .000468 | 0.0 |
| PON1/317 | Completed | 14 April 2011 | Chemical release | Premier oil UK Limited, Premier Oil UK Limited | Skandi Aker | 0.0 | 2.2 |
| PON1/166 | Completed | 06 January 2011 | Oil release | BP Exploration Operating Company Ltd, BP Exploration Operating Company Ltd | Cleeton CPQ Platform | .05 | 0.0 |
| PON1/316 | Completed | 14 April 2011 | Chemical release | BP Exploration Operating Company Ltd. | Harding Platform | 0.0 | 22.0 |
| PON1/181 | Completed | 19 January 2011 | Oil release | BP Exploration Operating Company Ltd | Cleeton CPQ Platform | .0005 | 0.0 |
| PON1/313 | Completed | 12 April 2011 | Chemical release | Nexen Petroleum U.K Limited | Ettrick FPSO Aoka Mizu | 0.0 | 12.0 |
| PON1/314 | Completed | 12 April 2011 | Oil release | Marathon Oil UK Limited | Brae B Platform | .002 | 0.0 |
| PON1/312 | Completed | 03 April 2011 | Chemical release | Shell U.K. Exploration & Production Limited (NNS) | Brent B Platform | 0.0 | 383.8 |
| PON1/311 | Completed | 11 April 2011 | Chemical release | BP Exploration & Production (UK Offshore) | Bruce PUQ Platform | 0.0 | 2045.1 |
| PON1/309 | Completed | 11 April 2011 | Oil release | Centrica Storage Limited | Rough CD Platform | .000077 | 0.0 |
| PON1/305 | Completed | 08 April 2011 | Oil release | BP Exploration Operating Company Ltd. | Marnock ETAP QU Platform | .000437 | 0.0 |
| PON1/304 | Completed | 08 April 2011 | Oil release | Talisman Energy (UK) Limited | Piper B Platform | .00019 | 0.0 |
| PON1/303 | Completed | 07 April 2011 | Chemical release | Nexen Petroleum U.K Limited | Ettrick FPSO Aoka Mizu | 0.0 | 5.0 |
| PON1/302 | Completed | 06 April 2011 | Oil release | ConocoPhillips | Caister (CM) Satellite | .00006 | 0.0 |
| PON1/300 | Completed | 25 March 2011 | Chemical release | (Centrica) Venture North Sea Gas Limited | DSV Pelican | 0.0 | 72.0 |
| PON1/298 | Completed | 07 March 2011 | Chemical release | Talisman Energy (UK) Limited | Claymore A Platform | 0.0 | 369.0 |
| PON1/297 | Completed | 04 April 2011 | Chemical release | Maersk Oil UK | Gryphon A Production Vessel | 0.0 | 636.0 |
| PON1/296 | Completed | 01 April 2011 | Chemical release | Marathon Oil UK Limited | Brae East Platform | 0.0 | 899.6 |
| PON1/295 | Completed | 02 April 2011 | Chemical release | Apache Corporation, Apache/Rowan Drilling U.K. Ltd | Rowan Gorilla VII | 0.0 | 161.0 |
| PON1/294 | Completed | 03 April 2011 | Oil release | Shell U.K. Exploration & Production Limited (SNS), Shell U.K. Exploration & Production Limited (NNS) | Sean PP Platform | .0001 | 0.0 |
| PON1/293 | Completed | 02 April 2011 | Oil release | BG plc | Everest North Platform | .032 | 0.0 |
| PON1/292 | Completed | 02 April 2011 | Oil release | TAQA Bratani Limited | Cormorant North Platform | .03 | 0.0 |
| PON1/289 | Completed | 25 March 2011 | Oil release | Perenco UK Limited | Galahad Platform | .025 | 0.0 |
| PON1/281 | Completed | 26 March 2011 | Chemical release | BP Exploration Operating Company Ltd. | Marnock ETAP PDR Platform | 0.0 | 0.003 |
| PON1/288 | Completed | 29 March 2011 | Chemical release | Shell U.K. Exploration & Production Limited (NNS) | Leman AP Platform [SHELL] | 0.0 | 5.0 |
| PON1/285 | Completed | 29 March 2011 | Oil release | Rowan Drilling UK Ltd, Rowan/BG Group/Dowell Schlumberger | Rowan Gorilla 6 | .006 | 0.0 |
| PON1/282 | Completed | 27 March 2011 | Oil release | BP Exploration Operating Company Ltd. | Marnock ETAP PDR Platform | .00024 | 0.0 |
| PON1/280 | Completed | 26 March 2011 | Oil release | BP Exploration Operating Company Ltd. | Marnock ETAP PDR Platform | .000024 | 0.0 |
| PON1/245 | Completed | 24 February 2011 | Chemical release | Seadrill | West Phoenix | 0.0 | 867.0 |
| PON1/276 | Completed | 25 March 2011 | Chemical release | BP Exploration Operating Company Ltd. | Harding Platform | 0.0 | 6.5 |
| PON1/275 | Completed | 12 January 2011 | Chemical release | Petro-Canada UK Ltd, Petro-Canada/Hess | Triton FPSO | 0.0 | 1443.0 |
| PON1/271 | Completed | 24 March 2011 | Oil release | Perenco UK Limited | Thames AP Jacket | .00688 | 0.0 |
| PON1/269 | Completed | 23 March 2011 | Chemical release | Dolphin Drilling | Byford Dolphin | 0.0 | 236.0 |
| PON1/267 | Completed | 21 March 2011 | Oil release | Centrica Storage Limited | Rough AP Platform | .00425 | 0.0 |
| PON1/266 | Completed | 21 March 2011 | Oil release | Shell U.K. Exploration & Production Limited (NNS) | Brent A Platform | .0042 | 0.0 |
| PON1/264 | Completed | 17 March 2011 | Chemical release | Petro-Canada | Triton FPSO | 0.0 | 1.0 |
| PON1/260 | Completed | 13 March 2011 | Oil release | Talisman Energy (UK) Limited | Clyde Platform | .0009 | 0.0 |
| PON1/258 | Completed | 14 March 2011 | Chemical release | Talisman Energy (UK) Limited | Montrose A Platform | 0.0 | 0.34 |
| PON1/257 | Completed | 14 March 2011 | Chemical release | BP Exploration Operating Company Ltd. | Harding Platform | 0.0 | 3.0 |
| PON1/256 | Completed | 13 March 2011 | Oil release | Talisman Energy (UK) Limited | Clyde Platform | .015 | 0.0 |
| PON1/255 | Completed | 12 March 2011 | Oil release | TOTAL E&P UK PLC | Alwyn North NAA Platform | .0075 | 0.0 |
| PON1/254 | Completed | 11 March 2011 | Oil release | Dolphin drilling, BP | Byford Dolphin | 5.1 | 0.0 |
| PON1/253 | Completed | 04 March 2011 | Chemical release | Talisman Energy (UK) Limited | Montrose A Platform | 0.0 | 240.0 |
| PON1/252 | Completed | 10 March 2011 | Oil release | Dolphin Drilling, BP | Byford Dolphin | .01 | 0.0 |
| PON1/249 | Completed | 23 January 2011 | Chemical release | Transocean | Galaxy III | 0.0 | 257.0 |
| PON1/244 | Completed | 06 March 2011 | Oil release | Subsea 7 | Foinaven DC2 | .0017 | 0.0 |
| PON1/247 | Completed | 23 February 2011 | Chemical release | Dolphin Drilling, BP | Byford Dolphin | 0.0 | 3.8 |
| PON1/246 | Completed | 14 February 2011 | Chemical release | Seadrill Offshore, BP Exploration and Production | West Phoenix | 0.0 | 255.0 |
| PON1/243 | Completed | 09 January 2011 | Oil release | Seadrill, BP | West Phoenix | .0008 | 0.0 |
| PON1/242 | Completed | 05 January 2011 | Chemical release | Seadrill, BP | West Phoenix | 0.0 | 520.0 |
| PON1/235 | Completed | 31 January 2011 | Chemical release | Stena Drilling, Chevron | Stena Caron | 0.0 | 1.0 |
| PON1/206 | Completed | 07 February 2011 | Oil release | BG plc | Armada Platform | 7.16 | 0.0 |
| PON1/241 | Completed | 11 February 2011 | Chemical release | Transocean, Marathon Oil | JW McLean | 0.0 | 15.0 |
| PON1/240 | Completed | 31 January 2011 | Chemical release | Transocean, Marathon | JW Mclean | 0.0 | 90.0 |
| PON1/239 | Completed | 08 January 2011 | Chemical release | Transocean, Marathon Oil UK Limited | JW McLean | 0.0 | 90.0 |
| PON1/238 | Completed | 21 January 2011 | Chemical release | Transocean | J W McLena | 0.0 | 0.18 |
| PON1/237 | Completed | 04 January 2011 | Chemical release | Centrica Energy, Venture North Sea Gas Ltd | Audrey XW | 0.0 | 565.0 |
| PON1/236 | Completed | 14 February 2011 | Chemical release | Stena Drilling Ltd, Chevron | Stena Spey | 0.0 | 14.0 |
| PON1/233 | Completed | 08 March 2011 | Oil release | Nexen Petroleum U.K Limited | Scott JU Platform | .04 | 0.0 |
| PON1/232 | Completed | 06 March 2011 | Oil release | CNR International | Murchison Platform | .103 | 0.0 |
| PON1/229 | Completed | 04 March 2011 | Chemical release | BP Exploration Operating Company Ltd. | Harding Platform | 0.0 | 20.0 |
| PON1/226 | Completed | 20 February 2011 | Chemical release | Talisman Energy (UK) Limited | Buchan A Platform | 0.0 | 300.0 |
| PON1/195 | Completed | 31 January 2011 | Oil release | Talisman Energy (North Sea) Limited | Fulmar A Platform | .00188 | 0.0 |
| PON1/216 | Completed | 06 February 2011 | Chemical release | ConocoPhillips, ConocoPhillips Petroleum Company U.K. Limited | Judy Platform | 0.0 | 22.26 |
| PON1/215 | Completed | 20 February 2011 | Oil release | Talisman Energy (UK) Limited | Ross FPSO Bleo Holm | .01 | 0.0 |
| PON1/214 | Completed | 15 February 2011 | Oil release | BP Exploration Operating Company Ltd. | Marnock ETAP PDR Platform | .000024 | 0.0 |
| PON1/211 | Completed | 08 February 2011 | Oil release | BG plc | Everest North Platform | .547 | 0.0 |
| PON1/213 | Completed | 15 February 2011 | Chemical release | Nexen Petroleum U.K Limited | Scott JU Platform | 0.0 | 10.0 |
| PON1/212 | Completed | 15 February 2011 | Oil release | Perenco UK Limited | Leman AD Platform [PERENCO] | .03 | 0.0 |
| PON1/210 | Completed | 15 February 2011 | Oil release | Shell U.K. Exploration & Production Limited (SNS) | Leman AK Platform [SHELL] | .00005 | 0.0 |
| PON1/209 | Completed | 11 February 2011 | Oil release | ExxonMobil | Beryl A Platform | .009 | 0.0 |
| PON1/208 | Completed | 10 February 2011 | Chemical release | TAQA Bratani Limited | Tern Platform | 0.0 | 82.0 |
| PON1/168 | Completed | 08 January 2011 | Oil release | Premier Oil UK Limited | Balmoral FPV | .091035 | 0.0 |
| PON1/203 | Completed | 04 February 2011 | Chemical release | Maersk Oil UK | Gryphon A Production Vessel | 0.0 | 84.30000000000001 |
| PON1/202 | Completed | 06 February 2011 | Chemical release | BP Exploration Operating Company Ltd. | Ravenspurn WT1 Platform | 0.0 | 60.0 |
| PON1/201 | Completed | 06 February 2011 | Oil release | BP Exploration & Operating Co. Ltd | Forties Unity Riser Platform | .00002 | 0.0 |
| PON1/199 | Completed | 05 February 2011 | Chemical release | Shell U.K. Exploration & Production Limited (NNS) | Brent D Platform | 0.0 | 15.0 |
| PON1/198 | Completed | 04 February 2011 | Oil release | BP Exploration Operating Company Ltd | Cleeton CPQ Platform | .05 | 0.0 |
| PON1/191 | Completed | 28 January 2011 | Oil release | ConocoPhillips, ConocoPhillips Petroleum Company U.K. Limited | VOS Provider | .0085 | 0.0 |
| PON1/196 | Completed | 01 February 2011 | Oil release | Shell U.K. Exploration & Production Limited (NNS) | Gannet A Platform | .0228 | 0.0 |
| PON1/194 | Completed | 29 January 2011 | Chemical release | BP Exploration Operating Company Ltd. | Harding Platform | 0.0 | 20.0 |
| PON1/192 | Completed | 29 January 2011 | Oil release | Fairfield Energy | Dunlin A Platform | .001 | 0.0 |
| PON1/190 | Completed | 28 January 2011 | Oil release | BP Exploration Operating Company Ltd. | Marnock ETAP PDR Platform | .00044 | 0.0 |
| PON1/187 | Completed | 26 January 2011 | Oil release | ExxonMobil | Beryl A Platform | .009 | 0.0 |
| PON1/185 | Completed | 22 January 2011 | Chemical release | ConocoPhillips Petroleum Company U.K. Limited | Jade Steel Platform | 0.0 | 1.0 |
| PON1/184 | Completed | 19 January 2011 | Chemical release | BP Exploration Operating Company Ltd. | Machar Manifold | 0.0 | 2780.0 |
| PON1/182 | Completed | 19 January 2011 | Chemical release | Nexen Petroleum U.K Limited | Buzzard Production Platform | 0.0 | 220.0 |
| PON1/180 | Completed | 17 January 2011 | Chemical release | Shell U.K. Exploration & Production Limited (NNS) | Brent A Platform | 0.0 | 100.0 |
| PON1/179 | Completed | 17 January 2011 | Oil release | BG plc | Lomond Platform | .0022 | 0.0 |
| PON1/178 | Completed | 17 January 2011 | Oil release | Talisman Energy (UK) Limited | Ross FPSO Bleo Holm | .001 | 0.0 |
| PON1/177 | Completed | 16 January 2011 | Chemical release | Talisman Energy (UK) Limited | Clyde Platform | 0.0 | 4600.0 |
| PON1/176 | Completed | 14 January 2011 | Oil release | BG plc | Lomond Platform | .001 | 0.0 |
| PON1/173 | Completed | 10 January 2011 | Oil release | Shell U.K. Exploration & Production Limited (NNS) | Curlew FPSO | .00094 | 0.0 |
| PON1/169 | Completed | 08 January 2011 | Oil release | Premier Oil UK Limited | Balmoral FPV | .0004 | 0.0 |
| PON1/164 | Completed | 05 January 2011 | Oil release | Talisman Energy (UK) Limited | Ross FPSO Bleo Holm | .005 | 0.0 |
| PON1/161 | Completed | 01 January 2011 | Oil release | CNR International | Ninian Southern Platform | .02 | 0.0 |