Clean-up Work Made on a Small Amount of Oil Leak at Penglai 19-3 Oilfield

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Jun 04, 2012, 08:49 ET

HONG KONG, June 4, 2012 /PRNewswire-Asia/ -- CNOOC Limited (the "Company", NYSE: CEO, SEHK: 00883) announced today that the Company received a report from ConocoPhillips China Inc. ("COPC"), the Operator of Penglai 19-3 oilfield, stating that a small amount of oil leaked to the sea when the safety device of a hose coupling automatically parted due to the abnormality during the oil transfer under fluid discharge and depressurization operation late night on June 3, 2012. The release source was secured immediately when the automatic isolation valves on the coupling closed as designed. Up to 0.6 ton of oil was released to the sea.

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It's reported that, right after the incident, COPC immediately carried out recovery and clean-up work on the oil sheen of the sea surface. As of 3 o'clock in the afternoon, the monitoring system indicated there was no more oil sheen on the site.

The Company will keep close watch on the incident and will actively assist the Operator with the related work.

Notes to Editors:

More information about the Company is available at http://www.cnoocltd.com.

This press release includes "forward-looking statements" within the meaning of the United States Private Securities Litigation Reform Act of 1995, including statements regarding expected future events, business prospectus or financial results. The words "believe", "intend", "expect", "anticipate", "project", "estimate", "plan", "predict" and similar expressions are intended to identify such forward-looking statements. These statements are based on assumptions and analysis made by the Company in light of its experience and perception of historical trends, current conditions and expected future developments, as well as other factors that the Company believes reasonable under the circumstances. However, whether actual results and developments will meet the Company's expectations and predictions depends on a number of risks and uncertainties which could cause the actual results, performance and financial conditions to differ materially from the Company's expectations, including those associated with fluctuations in crude oil and natural gas prices, the exploration or development activities, the capital expenditure requirements, the business strategy, the highly competitive nature of the oil and natural gas industries, the foreign operations, environmental liabilities and compliance requirements, and economic and political conditions in the People's Republic of China. For a description of these and other risks and uncertainties, please see the documents the Company has filed from time to time with the United States Securities and Exchange Commission, including 2011 Annual Report on Form 20-F filed on April 20, 2012.

Consequently, all of the forward-looking statements made in this press release are qualified by these cautionary statements. The Company cannot assure that the actual results or developments anticipated will be realized or, even if substantially realized, that they will have the expected effect on the Company, its business or operations.

For further enquiries, please contact:

Ms. Ding Jianchun
Manager, Media / Public Relations
CNOOC Limited
Tel: +86-10-8452-2973
Fax: +86-10-8452-1441
E-mail: [email protected]

Ms. Zhang Yuxiao
Senior Supervisor, Media/Public Relations
CNOOC Limited
Tel: +86-10-8452-6642
Fax: +86-10-8452-1441
E-mail: [email protected]

Ms. Angela Hui
Ketchum Newscan Public Relations Ltd
Tel: +852-3141-8091
Fax: +852-2510-8199
E-mail: [email protected]

SOURCE CNOOC Limited