Future of Alternative Fuels in Wisconsin Workshop & Showcase

July 29 , 2014

Agenda

Xcel Energy Natural Gas & Electric Service

Repowering Transportation

Vehicles

Education

Choices

Xcel Energy Operations

NSP-Wisconsin (NSPW)

NSP-Minnesota (NSPM)

Public Service Co. of Colorado (PSCo)

More than 3.39 Million Electric Customers and 1.95 Million Gas Customers

Southwestern Public Service (SPS)

Vehicles

Education

Choices

Repowering Transportation

Cost Advantage

Gasoline

E85

CNG

Propane

Diesel

B20

B2/B5

B99/B100

Electricity

April 1

2, 2

013

Oct. 1

4, 2

011

April 1

2, 2

010

Oct. 1

, 2008

Feb. 2

1, 2

007

Nov. 1

5, 2

004

July

22, 2

002

April 1

0, 2

000

6

5

4

3

2

1

0

Source: EERE: Alternative Fuels Data Center

$/G

GE

Vehicles on the Market BMW i3

BMW i8

Cadillac ELR

Chevrolet Spark EV

Chevrolet Volt

Ford Focus Energi

Ford Fusion Energi

Ford C-Max Energi

Honda Accord Plug-in Hybrid

Mercedes B-Class Electric

Mitsubishi MiEV

Nissan Leaf

Porsche Panamera S E-hybrid

Smart Car EV

Tesla Model S

Toyota Prius Plug-in Hybrid

Toyota RAV4 EV (CA Only)

Fiat 500e (CA Only)

Vehicles in Our Fleet

Education

National Plug-in Day

X-Country Trip

Twin Cities Auto Show

Stakeholder Events

Education

Charging Choices

Charging Type

Level I

Level II

Fast Charging

Charging Time

6-16 hours 4-8 hours <2 hours

Charging Rate

2-5 miles of range per

hour

10-20 miles of range per

hour

60+ miles of range per

hour

Installation

120v Outlet (Common outlet for

most use)

240v Outlet (Like a clothes dryer

or kitchen stove)

Custom Installation (Call Xcel Energy)

Power Demand

Up to 3.3 kW

Up to 7.2 kW More than 20kW

Charging Location Choices

75-95%

5-20% 0-5%

60-75%

15-35%

5-10%

Estimated Percentage of Charging Events by Location Category

2015 2025

Source: The Electric Ride-Electric Vehicle and Infrastructure Readiness Plan

Electric Vehicles Marketplace Summary

More than 211,000 on the road, as of June 2014

Month average ~8,500 in 2014

19 models currently available, 17 more expected through 2016

Roughly half are PHEV, other half are BEV

75-95% of charging at Home

5-20% at the Work Place

0-5% at Public Attractions: 8,200 public charging stations

Millions of outlets in homes and businesses

Electric used per year

2,500 to 3,000 kWh per year

Source: Electric Drive Sales Dashboard, Colorado EV Readiness Plan

Repowering Transportation

RepoweringTransportation@XcelEnergy.com www.xcelenergy.com/repowerdriving

www.connect.xcelenergy.com