Nexen Releases 2012 Sustainability Report

                  Nexen Releases 2012 Sustainability Report

  PR Newswire

  CALGARY, Alberta, July 23, 2013

CALGARY, Alberta, July 23, 2013 /PRNewswire/ --


Nexen Energy ULC reported today the release of its 2012 Sustainability Report,
a review of the company's health, safety, environmental, social and economic
performance for the year. The report outlines Nexen's performance in 2012 and
includes trends for the past three years.

"This report demonstrates the effort Nexen's employees are making to maximize
the benefits and minimize the negative impacts of energy development," said
Kevin Reinhart, Nexen's CEO. "We are immensely proud of our past successes and
have prioritized strategies for areas where we need to improve."

Highlights from the report include:

  *Set a new record for lost time injury frequency at Nexen's UK operations -
    an 18% improvement over 2011.
  *Surpassed safety targets and completed maintenance work without any lost
    time injuries for three major turnarounds - at Buzzard and Scott in the UK
    North Sea and Long Lake in the Canadian oil sands.
  *Reduced the number of reportable environmental exceedances to 195, from
    445 in 2011.
  *Together with project partners, planted 1.6 million trees and shrubs in
    Canada's oil sands region between 2009 and 2012.
  *Created 315 jobs in communities surrounding exploratory projects in
  *Invested approximately $13.1 million in communities through grants and
  *Named to the Dow Jones Sustainability Index and the Global 100 Most
    Sustainable Corporations.

Priorities for improvement include efforts to eliminate work-related injuries,
hydrocarbon spills and environmental exceedances.

Nexen created the 2012 Sustainability Report using the Global Reporting
Initiative (GRI) G3.1 Guidelines, an internationally recognized standard in
sustainability reporting (Application Level B+). Since 2004, Nexen has had
select performance indicators assured by an external verifier; 2012 data was
assured by Deloitte LLP.

The on-line disclosure, which includes articles, photos, data tables, charts
and graphs and videos featuring Nexen employees, partners and stakeholders,
provides more comprehensive sustainability information that complements the
print report. Both are now available at .

Nexen is an upstream oil and gas company responsibly developing energy
resources in the UK North Sea, offshore West Africa, the United States and
Western Canada. A wholly-owned subsidiary of CNOOC Limited , Nexen has three
principal businesses: conventional oil and gas, oil sands and shale gas.

This report contains forward-looking statements and forward-looking
information, including statements regarding: planned environmental and
regulatory targets, performance, monitoring and initiatives; planned safety
targets and programs; planned studies, evaluations and internal management
system audits; planned emission monitoring, reporting, reduction and recovery;
planned technological and systems advancements, developments, implementation,
testing and initiatives; planned support of research; planned emissions offset
and climate change policy; statements about possible future events,
conditions, results of operation or performance; and changes in any of the
foregoing. All forward-looking statements in this report are based on Nexen's
current expectations, estimates and projections, and are qualified by the
assumptions that are stated or inherent in such forward-looking statements.
Although we believe these assumptions are reasonable, readers should not place
an undue reliance on these assumptions and such forward-looking statements.
The forward-looking statements are subject to known and unknown risks and
uncertainties and other factors which may cause actual results, levels of
activity and achievements to differ materially from those expressed or implied
by such statements. Except as required by law, Nexen undertakes no obligation
to update publicly or revise any forward-looking statements, whether as a
result of new information, future events or otherwise. The forward-looking
statements contained herein are expressly qualified by this cautionary
statement. Readers should also refer to the Risk Factors contained in our 2012
Annual Information Form, and to the Quantitative Disclosures about Market Risk
and our Forward-Looking Statements contained in our 2012 Management Discussion
and Analysis. All financial information is in Canadian dollars.

For further information:David Coll Phone: +1-403-699-5162 Email: 801 - 7th Ave SW, Calgary, Alberta, Canada T2P 3P7

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