Pattern Erects First Wind Turbine at Its Chile Project and Reaches Mid-Point of Construction at Its Ontario Project

Pattern Erects First Wind Turbine at Its Chile Project and Reaches Mid-Point
of Construction at Its Ontario Project

SAN FRANCISCO, Oct. 29, 2013 (GLOBE NEWSWIRE) -- Pattern Energy Group Inc.
(Nasdaq:PEGI) (TSX:PEG) ("Pattern"), a premium independent power company that
owns and operates a portfolio of wind power projects, today announced that it
has erected the first wind turbine at its El Arrayan wind project, a 115
megawatt (MW) project located on the coast of Chile, near Ovalle. Pattern also
announced it has passed the mid-point of overall construction at South Kent
Wind, its 270 MW project in the municipality of Chatham-Kent in southern
Ontario and has erected 50 turbines on the site.

"We're making excellent progress on our two projects in construction and are
on track to complete them on time," said Mike Garland, CEO of Pattern. "These
two premier wind projects, El Arrayan and South Kent, will be the largest wind
power facilities in Chile and Ontario, respectively. Completing the
construction of these two projects will be a significant milestone, providing
Pattern with operating income from eight total wind projects and increasing
the company's distributable cash flow."

Pattern has a portfolio of eight wind power projects with a total owned
capacity of 1,041 MW, including the following facilities:

  *Gulf Wind, 113 MW owned, Texas
  *Hatchet Ridge, 101 MW owned, California
  *Ocotillo Wind, 265 MW owned, California
  *Santa Isabel, 101 MW owned, Puerto Rico
  *Spring Valley, 152 MW owned, Nevada
  *St. Joseph, 138 MW owned, Manitoba
  *South Kent, 135 MW owned, Ontario
  *El Arrayan, 36 MW owned, Chile

The South Kent project is expected to reach commercial operation in April of
2014. El Arrayan is expected to be operational in June of 2014.

About Pattern

Pattern Energy Group Inc. ("Pattern") is a premium independent power company
listed on the NASDAQ ("PEGI") and Toronto Stock Exchange ("PEG").Pattern owns
and operates eight wind power projects in the United States, Canada and Chile
that use proven, best-in-class technology. The wind projects have a total
owned capacity of 1,041 MW and were developed by Pattern's parent company,
Pattern Energy Group LP (Pattern Development), a leader in wind energy. Our
wind projects generate stable long-term cash flows in attractive markets and
provide a solid foundation for the continued growth of our business. For more
information, visit us online at www.patternenergy.com.

CONTACT: Matt Dallas
         Media relations
         917-363-1333
         matt.dallas@patternenergy.com
        
        
         Investor Relations
         Ross Marshall
         T: (416) 815-0700 ext. 238
         E: rmarshall@tmxequicom.com

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