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NEW BAKKEN MARKETS VIA PIPELINE

Williston Basin Petroleum Conference

May 22 to 24, 2012

Perry Schuldhaus Vice President,

Regional Pipeline Development, Enbridge Pipelines, Inc.

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Forward Looking StatementsCertain information provided in this presentation constitutes forward-looking statements. The words "anticipate", "expect", "project" and similar expressions are intended to identify such forward looking statements. Although Enbridge believes that these statements are based on information and assumptions which are current, reasonable and complete, these statements are necessarily subject to a variety of risks and uncertainties pertaining to operating performance, regulatory parameters, economic conditions and commodity prices. You can find a discussion of those risks and uncertainties in our SEC filings. While Enbridge makes these forward-looking statements in good faith, should one or more of these risks or uncertainties materialize, or should underlying assumptions prove incorrect, actual results may vary significantly from those expected. Enbridge assumes no obligation to publicly update or revise any forward looking statements made herein or otherwise, whether as a result of new information, future events or otherwise.

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Agenda Asset Overview

Crude Oil Supply Picture

Bakken Expansion Projects

Current Crude Disposition By Market

North American Pipeline Expansions in Progress

Increasing Gulf Coast Access

Increasing Eastern Market Access

Conclusion

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Enbridge Current Asset Structure

Geothermal

Electric

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Bakken Supply Forecast

(Source: Enbridge internal forecast)

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Recent Bakken Pipeline Initiatives

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Next Major Expansion: Project Sandpiper

Superior OptionCapacity 225 – 325 KBPD

In Service Date 2015

Presidential Approval

Not Required

Regulatory Jurisdiction

U.S.

SANISH

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2010 2011 2012 2013 2014 2015 2016 2017 2018 2019 20200

200

400

600

800

1,000

1,200

1,400

1,600

1,800

2,000

Bakken: The Opportunity

Production Forecast:

KBPD

Tesoro, Mandan: 68 KBPD 2013Butte Pipeline: 200 KBPD 2012

Classic: 210 KBPD 2011 Portal Reversal: 25 KBPD 2011 BEP: 120 KBPD 2013

Sandpiper: ~225 KBPD 2015

Other Pipeline Projects

Enbridge

Other Rail Projects: 748 KBPD 2014

Bentek Energy to 2016Enbridge

Rail: 80 KBPD 2013

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FundamentalsUpper Midwest Refinery Demand Changes

Refinery Feedstock Change (kbpd)

Year Light Heavy

ConocoPhillips Wood River 2011 -130 +160

BP Whiting 2013 -260 +260

Marathon Detroit 2013 -65 +80

Total -455 +500

Source: Enbridge Internal Forecast

• Significant new heavy crude demand in the upper Midwest

• Light crude will need to find a new market

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Crude Oil Disposition By Market

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Text goes here• Bullet points go here

Strategic PositionEnbridge Mainline System

Competitive Advantages:

• Scale: 2.5 million bpd

• Significant potential supply growth

• Access to highest netback markets

• Well positioned for extension to new markets

• Low cost expansion

• Multiple lines: quality/reliability

Montreal

Toronto

Gretna

Regina

Hardisty

Kerrobert

Superior

Toledo

Buffalo

Edmonton

Houston

Detroit

Clearbrook

Flanagan

Fort McMurray

Cromer

Cushing

Patoka

Chicago

Wood River

Sarnia

Enbridge Inc. Enbridge Energy Partners L.P.

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Enbridge Expanded Market Access

Norman Wells

Zama

EdmontonHardisty

Fort McMurray

Portland

Seattle

Casper

Montreal

Salt Lake City Patoka

Toledo

TorontoBuffalo

Cushing

Wood River

Houston

Superior

Chicago

Clearbrook

Regina

Ottawa

Sarnia

Flanagan

Mainline Optimization

• Gulf Coast Access Program:

– Flanagan South– Seaway reversal – Seaway twinning

• Eastern Access Program:

– New Line 79 (twins Line 17)

– Line 6B replacement segments

– Full reversal of Line 9

• Mainline Optimization:– Expand existing

Mainline System with horsepower, tanks and system optimization

– Edmonton to Chicago

EasternAccess

U.S Gulf Coast

Access

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Text goes here• Bullet points go here

Cushing

Texas City & Port Arthur

Chicago/ Flanagan

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Enbridge Mainline System

New Market ExtensionsU.S. Gulf Coast Access

1. Seaway Pipeline• Enbridge Inc. and Enterprise JV • First delivery to Freeport early June

2012• Initial capacity = 150 kbpd light

service• Planned capacity = 400 kbpd mixed

service• Connectivity to ECHO terminal in

2013• Connectivity to Port Arthur in 2014

Enbridge S

pearhea

d Pipeline

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2. Flanagan South Pipeline• Enbridge Inc. 100%• 36 inch twin Spearhead

Pipeline• In-Service mid-2014 • Initial capacity = 585 kbpd

3. Seaway Pipeline Twin• Enbridge Inc. and Enterprise

JV • Twin Seaway Pipeline • In-service mid-2014• Initial capacity = 450 kbpd

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Enbridge - Flanagan South

36 inch new build pipeline

Initial capacity of 585 kbpd

Expansion capability to 800 kbpd

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Reversal of 30” Seaway in 2012 Initial Capacity of 150,000 bpd

in light service commencing June 2012

Planned capacity of 400,000 bpd in mixed service in 2013

Construction of parallel 510-mile, 30 inch diameter pipeline to be completed in mid-2014 Adds 450,000 bpd More than doubles system

capacity to 850,000 bpd

85 mile pipeline from Enterprise’s Echo terminal near Houston to Port Arthur

Seaway Reversal and Expansion

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Crude Oil Storage Capacity

2010 2011 2012 201305

10152025

Growing Cushing Storage Capac-ity

New planned storage capacity

Cap

acity

(m

illion

bbl

s)

Contract Tankage• One of the largest

storage owner/operators at Cushing

• Long term fee based contracts

• Staggered maturities• Creditworthy

customers• Capital recovery over

initial termOperational Tankage• Manage overall system

flexibility• Return on investment

included in tolls$0.1B of capital projects underway

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Projects Advantages Project certainty

Seaway will begin moving barrels south from Cushing in 2012

Provides needed pipeline capacity Relief of Cushing oversupply Growing Bakken and Canadian supply

Toll certainty for committed shippers No capital cost exposure

Flexible origination points and market destinations Operational storage

Enbridge Mainline, Cushing and in US Gulf Coast

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Eastern Access – Line 9 Reversal

9A

9B

• Line 9A – Sarnia to Westover– Broadens access to the

Ontario refining market– Application before the

NEB – In-Service first half of

2013

• Line 9B– Westover to Montreal – Application to be filed in

fall of 2012– Opens access to the

Quebec refining market– In-Service spring of 2014

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Line 9B Reversal – Open Season

• Open Season for Line 9B underway– Runs from May 17th to June 15th

• Total capacity of 240,000 bpd– 180,000 bpd for committed volumes to Montreal

– 35,000 bpd for committed volumes to Westover

– 25,000 bpd dedicated to spot volume

• Open Season information available at:

http://line9.enbridge.com/

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Market Access for Bakken Production

Salt Lake City

Billings

Puget Sound

San Francisco

Los Angeles

Montreal

Gretna

Regina

Kerrobert

Cromer

ClearbrookSuperior

Portland

Cushing

El DoradoCoffeyville

CasperSinclair

CheyenneDenver

St. Paul

Toledo

Toronto

CatlettsburgMemphis

Robinson

Buffalo

Corpus Christi

Port Arthur

Houston Lake Charles

PhiladelphiaLima

Ardmore

Fort McMurray

Edmonton

Cheecham

Mandan

Tulsa

Hardisty

Texas City New Orleans

Kitimat

Borger/Sunray

Enbridge System

Enbridge Bakken Access

Flanagan South/Seaway Pipeline

Refineries:

Connected Carriers

New Jersey

HalifaxSaint John

Come by Chance

Wood River

Chicago

Patoka

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Conclusion

Enhancing and developing critical infrastructure to link North American Production with US Refining Centers.

Providing increased transportation alternatives for Producers and Shippers to access key US markets.

Decreasing dependence on less secure energy supply from overseas.

Positive Impact on the US Economy.