AltaGas Ltd. Announces Decision on Harmattan Co-Stream

AltaGas Ltd. Announces Decision on Harmattan Co-Stream Project 
CALGARY, ALBERTA -- (Marketwire) -- 01/17/13 --  
AltaGas Ltd. ("AltaGas") (TSX:ALA) (TSX:ALA.PR.A) (TSX:ALA.PR.U)
today received the Supreme Court of Canada decision dismissing a
third party leave to appeal application of the July 19, 2012 Alberta
Court of Appeal decision. The Alberta Court of Appeal decision
dismissed a third party appeal of the decision of the Energy
Resources Conservation Board (ERCB) which approved the Harmattan
Co-stream project on December 7, 2010.  
The Harmattan Co-stream project commenced commercial operation in
November 2012. The Co-stream Project will use 250 Mmcf/d of existing
spare capacity to recover ethane and other NGLs from natural gas
sources in the NOVA Gas Transmission Ltd. (NGTL) Western System. The
project is underpinned by a 20-year cost-of-service contract with
NOVA Chemicals Corporation.  
AltaGas is an energy infrastructure business with a focus on natural
gas, power and regulated utilities. AltaGas creates value by
acquiring, growing and optimizing its energy infrastructure,
including a focus on renewable energy sources.   
This news release contains forward-looking statements. When used in
this news release, the words "may", "would", "could", "will",
"intend", "plan", "anticipate", "believe", "seek", "propose",
"estimate", "expect", and similar expressions, as they relate to
AltaGas or an affiliate of AltaGas, are intended to identify
forward-looking statements. In particular, this news release contains
forward-looking statements with respect to, among other things,
business objectives, expected growth, results of operations,
performance, business projects and opportunities and financial
results. These statements involve known and unknown risks,
uncertainties and other factors that may cause actual results or
events to differ materially from those anticipated in such
forward-looking statements. Such statements reflect AltaGas' current
views with respect to future events based on certain material factors
and assumptions and are subject to certain risks and uncertainties,
including without limitation, changes in market, competition,
governmental or regulatory developments, general economic conditions
and other factors set out in AltaGas' public disclosure documents.
Many factors could cause AltaGas' actual results, performance or
achievements to vary from those described in this news release,
including without limitation those listed above. These factors should
not be construed as exhaustive. Should one or more of these risks or
uncertainties materialize, or should assumptions underlying
forward-looking statements prove incorrect, actual results may vary
materially from those described in this news release as intended,
planned, anticipated, believed, sought, proposed, estimated or
expected, and such forward-looking statements included in, or
incorporated by reference in this news release, should not be unduly
relied upon. Such statements speak only as of the date of this news
release. AltaGas does not intend, and does not assume any obligation,
to update these forward-looking statements. The forward-looking
statements contained in this news release are expressly qualified by
this cautionary statement.       
Contacts:
AltaGas Ltd.
Investment Community
1-877-691-7199
investor.relations@altagas.ca 
AltaGas Ltd.
Media
(403) 691-9873
media.relations@altagas.ca