Dawn—A Dynamic Energy Hub Toronto Customer Meeting

Jim Redford, Vice President, Business Development, Storage & Transmission, Aug. 21, 2018

10 years

Celebrating the 10th Toronto Customer Meeting

Photo: John Vetterli, Shared under Creative Commons license, 2018

2

3

10 years of growth

Bright Lobo

Transportation

1.2 PJ/d Dawn Parkway Growth

Storage

8 PJ of increased space

200 TJ/d

of increased deliverability

4

Traditional Paths

DAWN

HUB

Gas flow to Dawn

Traditional paths

5

Traditional Paths

New and Growing Paths

DAWN

HUB

Gas flow to Dawn

New and growing

paths

6

Third party pipeline

supply

Increased supply to

Dawn

7

Ontario Power Generation Supply Mix Early Fall Heat Wave

Sept. 23 4,202 MW

Sept. 24 4,275 MW

Sept. 25 5,331 MW

(Source www.sygration.com)

Natural gas supports peak

electricity demand

8

Source www.sygration.com

Dec 28 4,414 MWH

Dec 29 4,500 MWH

Dec 31 4,232 MWH

Jan 6 5,022 MWH

Jan 2 2,677 MWH

Ontario Power Generation Supply Mix Cyclone Bomb

Natural gas supports peak

electricity demand

9

(Source www.sygration.com)

July 22 4 Nuclear Generators at Pickering Energy Centre

came offline

July 24 5,456 MWH

July 23 5,524 MWH

Ontario Power Generation Supply Mix Algae Bomb

Natural gas supports peak

electricity demand

10

As of August 21, 2018

4%

Dawn storage

status

11

2018/19 2026/27

Dawn Storage

Non-Utility Growth

Non-Utility

Enbridge Utility

Union Utility

14 Bcf

Dawn storage continues

to grow

12

Panhandle Reinforcement Project (2017)

Kingsville

Transmission Reinforcement Project (2019)

In-franchise growth:

Panhandle and Kingsville

13

New and Growth Markets

DAWN

HUB

Preparing for 2021 Open Season

2018-2020 PXP

Dawn SERVING Constrained Areas in

Maritimes and U.S. NE

Dawn Parkway demand growth

14

Where we commit to improve:

survey

Continue to develop expertise

to help solve

business needs

Prompt and accurate responses

to questions,

requests and

issues

Proactive pipeline and storage

communication

Communication Responsiveness

Customer service

excellence

Connect with us

uniongas.com