Forward-looking information This presentation contains forward-looking statements. When used in this presentation the words “may”, “would”, “could”, “will”, “intend”, “plan”, “anticipate”, “believe”, “seek”, “propose”, “estimate”, “expect”, and similar expressions, as they relate to AltaGas or any affiliate of AltaGas, are intended to identify forward-looking statements. In particular, this presentation contains forward-looking statements with respect to, among others things, business objectives, expected growth, results of operations, performance, business projects, 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, changes in tax legislation, general economic conditions and other factors set out in AltaGas’ public disclosure documents. Many factors could cause AltaGas’ or any of its business segments’ actual results, performance or achievements to vary from those described in this presentation, including without limitation those listed above as well as the assumptions upon which they are based proving incorrect. These factors should not be construed as exhaustive. Factors which could cause results or events to differ from current expectations are: capital resources and liquidity risk, market risk, commodity price risk, operational risk, volume declines, weather, construction, counterparty risk, environmental risk, regulatory risk and labour relations. 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 presentation as intended, planned, anticipated, believed, sought, proposed, estimated or expected, and such forward-looking statements included in this presentation herein should not be unduly relied upon. These statements speak only as of the date of this presentation. AltaGas does not intend, and does not assume any obligation, to update these forward-looking statements except as required by law. The forward-looking statements contained in this presentation are expressly qualified as cautionary statements. Financial outlook information contained in this presentation about prospective results of operations, financial position or cash flows is based on assumptions about future events, including economic conditions and proposed courses of action, based on management’s assessment of the relevant information currently available. Readers are cautioned that such financial outlook information contained in this presentation should not be used for the purposes other than for which it is disclosed herein. Additional information relating to AltaGas can be found on its website at www.altagas.ca. The continuous disclosure materials of AltaGas, including its annual MD&A and Consolidated Financial Statements, Annual Information Form, Information Circular, and Proxy Statement, material change reports and press releases, are also available through AltaGas’ website or directly through the SEDAR system at www.sedar.com. See "Forward-Looking Statements & Information" 1 We’re a leading energy infrastructure company • Listed on TSX (ALA) • Enterprise value ~$7.4 billion • 5 Utilities serving over 540,000 customers in the U.S. and Canada • 1,372 MW of Power Generation in five fuel types • Gas processing – touching over 2 Bcf/d Diversified markets and business segments 2 Northwest Projects • Three run-of-river projects totalling 277 MW o Forrest Kerr 195 MW o McLymont Creek 66 MW o Volcano Creek 16 MW • Total investment ~$1.0 billion • Long-term Energy Purchase Agreements with BC Hydro • Impact Benefit Agreements in place with Tahltan First Nation • Construction started in 2010 will take 5 years to complete all three projects See "Forward-Looking Statements & Information New BC Hydro 344 km 287 kV Transmission Line 3 Northwest Projects – Forrest Kerr history 1970s – 1980s BC Hydro investigates site for potential development of large 800 MW dam Mid 1990s Site is investigated as a potential power source of 30 MW for a mine development 2000 – 2001 Coast Mountain Hydro initiates investigations for the site as independent power development 2003 – 2004 Environmental Assessment Certificate issued for 112 MW facility @156 m3/s diversion flow 2006 NovaGold acquires Coast Mountain to support its Galore Creek mine development 2008 NovaGold sells Coast Mountain assets to AltaGas Ltd. 2008 – 2010 195 MW Project with 252m3/s diversion flow fully permitted by AltaGas, an EPA in place with BC Hydro and Participation Agreement is signed with Tahltan First Nation 2010 In mid-2010 AltaGas began construction of the Forrest Kerr Project 4 Forrest Kerr – Project Overview 5 Completing Forrest Kerr Key Parameters/ Components • 100m gross head 252m3/s Weir design flow • 2 @10m L x 7m H Obermeyer Weir • Intake and de-sanding basin • Over 5 km of tunnels - largest is power tunnel 10m dia. 3km L • Underground powerhouse 144m L X 17m W X 27m H • 4m dia. ~130m L vertical bus shaft • 9 @ 22 MW Andritz Horizontal Francis Turbines Power Tunnel • 40km 287 kV Transmission line • 300+ man camp and related facilities • COD Mid-2014 • Capital cost estimate: $725 million 6 Forrest Kerr Contractors/Suppliers Over 170 suppliers major contractors include: • Tahltan Nation Development Corp. (site prep. civil support) • Procon Mining (Excavation) • Obermeyer Hydro (Weir) • Turbine Pro ( Installation) • Andritz Hydro (Turbines, Generators supply) • AFI Hydro (gates/ hoist) • Formula Contractors (civil etc.) • WestPro (civil etc.) • CG Power/ Alstom (Transformers) • Hitachi Power Sys.(Penstock) • Valard Construction (T/L) • PDI Solutions (Cranes) • Hatch Engineering • Northwest Hydraulics Intake Structure Power Tunnel Weir De-sander Intake 7 Forrest Kerr Weir January 2013 May 2013 8 Sediment Chamber 9 Intake Sluice Channel 10 Forrest Kerr Underground Powerhouse Fall 2012 Fall 2013 11 26 MVA Generators 12 Switchgear Panels 13 Forrest Kerr (on schedule and budget) Challenges Keys to Success • • • • • • • • Geotechnical Environmental Permitting / approvals First Nations / community support Cost control and mgt. Remote location / weather Securing and retaining labour in a remote site • • • • • Early and on-going community and First Nations engagement Unique configuration Self performing project execution with a strong site mgt. team that has decision making authority and support Full service camp, individual rooms, strict camp policies Securing workers from across the country Balance sheet financing 14