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Susan Davis Questar Gas

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About $5.5 billion enterprise value

Development & Production Transmission

30% 48%

Wexpro Questar Pipeline Distribution

Questar Gas

22%

Net Income Contribution

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Questar Gas; Utah, Wyoming and Idaho - 980,000 customers; 950 employees - 27,800 miles of mains and services

Questar Pipeline; Rocky Mountains - 2,638 mi. interstate pipeline; 250 employees

Wexpro; Rocky Mountain basins - 55 billion cubic feet/year; 150 employees

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IDAHO WYOMING

UTAH

Western United States Primarily Utah, Wyoming and Idaho

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OPAL

WHITE RIVER HUB

WAMSUTTER

GOSHEN

Rock Springs / Kanda

GREEN RIVER BASIN

IDAHO

UTAH

WYOMING CO

LORADO

Overthrust Pipeline

Questar Pipeline

Natural Gas Hub

Clay Basin Storage

Compression Facility

Point of Rocks Roberson

Eakin

Thistle

Oak Spring

Blind Canyon Fidlar

Clay Basin

RMNG

Simon Skull Creek

State Line

Vernal

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1929 Today

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2,338,096 feet of HP pipe

1,925,190 feet of Distribution main

Serving 13,534 customers

Taxes paid $2,383,344

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$ per Mcf, TTM 2/15; Source: U.S. Energy Information Administration

$0

$5

$10

$15

$20

$25

FL AZ

ME

GA RI

SC VT

NH AL

DE

OK CT

NC

MO VA

DC KY

MA TX OH

MD PA

NY KS

AR TN OR NV LA IL

WV

NM IN CA IA NE

MS WI

ND

WY

SD

WA

MN MI

CO NJ

MT

UT ID

UTAH $10.28

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1980s: All cast iron pipe replaced

1990s: All bare steel pipe replaced

2000s: Focusing on reconditioned high-pressure pipe in high-consequence areas

Invest $65 million annually over the next five years.

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10

Vernal area

208,845 feet of replacements

Replacing 1,507 services

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ThermWise Business Program

Qualifier:

• Business must be a on a GS Rate

• No exceptions

• Not sure which rate you are on?

• Ask your Account Manager

Purpose:

• Help businesses identify energy efficient opportunities and save money on their utility bills

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ThermWise Business Program

Qualifying Equipment: • Food Service Equipment

• High efficiency spray valves, fryers, steam cookers, convection ovens, combination ovens, and griddles.

• Laundry Equipment • Commercial clothes washers

• HVAC & Water Heating • High efficiency water heaters, furnaces, boilers (hot water &

steam), unit heaters, infrared heating systems, boiler tune ups, and roof top units

• Weatherization • Smart thermostats and roof/wall insulation

• Business Custom Program also available for non-prescriptive natural gas saving measures

Both new construction and retrofit projects qualify for ThermWise

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Since 2007 Questar Gas has paid:

- 3,122 residential rebates - 67 commercial rebates in Daggett, Duchesne,

and Uintah counties. Go to ThermWise.com for more

information

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Industry Experience 28 Questar owned/public

facilities

Newest stations are in Rock Springs, Price and Moab

Over 6 million GGEs dispensed in 2014

28 Questar Stations

5 State/Municipal Stations

12 Private/Public Stations

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MEDIUM AND HEAVY DUTY LIGHT DUTY

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Questar Gas has a been driving NGVs for over 30 years

About half of our fleet in Utah and in the Uintah Basin burn natural gas.

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1521 S 1500 E Naples, Utah

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$0.00

$0.50

$1.00

$1.50

$2.00

$2.50

$3.00

$3.50

$4.00

0

100,000

200,000

300,000

400,000

500,000

600,000

Jan-

07

Jul-0

7

Jan-

08

Jul-0

8

Jan-

09

Jul-0

9

Jan-

10

Jul-1

0

Jan-

11

Jul-1

1

Jan-

12

Jul-1

2

Jan-

13

Jul-1

3

Jan-

14

Jul-1

4

Jan-

15

NG gal. sold Unleaded Price Avg. Questar CNG Rate

Gallons Cost/Gal.

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Questions?