Commercial & Industrial
Energy Efficiency in Arkansas
Presented by Evan Bowers
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Special Thanks to our case study
providers
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Agenda
History of C&I Programs in Arkansas
Key Data and Statistics
Program structure and benefits
Case Studies
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Arkansas17th highest in energy consumption per capita
4th highest number of industrial electric customers in the nation
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Arkansas Energy Consumption by
End-Use Sector
Residential22%
Commercial16%
Industrial37%
Transportation25%
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In 2010, under Docket No. 08-144-U, the
Arkansas Public Service Commission
(APSC) developed the Sustainable Energy
Resources Action Guide:
“[d]efining and requiring comprehensive energy
efficiency programs that meet high standards that
will help both customers and public utilities save
money by saving energy.”
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Arkansas Investor-Owned Utilities
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Natural Gas Utilities Service Area
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Electric Utilities Service Area
Entergy Arkansas
AEP SWEPCO
OG&E
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Annual Electric Consumption
2,000,000
12,000,000
22,000,000
32,000,000
2000 2008 2013
Electric C&I Sales (MWh)
Industrial Sales Commercial Sales Total Sales
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Annual Natural Gas Consumption
-
40,000
80,000
120,000
160,000
200,0002
00
0
2008
201
3
Natural Gas Comsumption in MMCF
Commercial Industrial Total Consumption
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Natural Gas Program Highlights
Prescriptive and Custom Programs
$0.80 per therm saved (custom programs)
Incentives can be used to pay up to 100% of project cost
Direct Install Program
Technical and engineering assistance
Trade Ally network
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Electric Program Highlights
Incentives – by demand or energy differ by utility
Incentive assignment to contractors option
Direct Install Program
Technical and engineering assistance
Trade Ally Network
Co funding of feasibility studies
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Large C&I Program measure mix
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In 2014, the Arkansas Commercial
and Industrial programs budgeted
$22MM of incentives on projects
that will save 150 million kWh and
5 million therms per year
Approximate, based on 2014 Annual filed data
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The electric C&I Programs have saved a cumulative
450,000 MWh since 2010
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The Arkansas C&I Programs have
also achieved a demand reduction
of 59 MW since 2012
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The gas C&I programs have saved a cumulative
6.5MM therms (652,000 MMBtu) since 2011
-
1,000,000
2,000,000
3,000,000
2,011 2,012 2,013 2,014
Annual Natural Gas Savings (Therms)
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Program Challenges
Low utility rates
Self-direct option
Changing baselines – TRM is retroactive
Building Codes
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-25 -20 -15 -10 -5 0
Electricity - Residential
Electricity - Commercial
Electricity - Industrial
Percent
AR Price Differences from U.S. Average
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Self Direct Option
• Some customers eligible to “opt out” and
choose self direct option
• Approximately 31% of industrial electric sales
in self-direct option
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Building Automation
Lighting
Compressed Air
Dual Fuel Savings
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Hiland Diary Case Study
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Hiland Dairy Case Study
Refrigeration Upgrades
Lighting Retrofits
Process Heat Recovery
Compressed Air
2,291,152 kWh/yr Savings
314 kW Demand Reduction
33,000 Therms/yr of NG
Savings
$443,000 in incentives
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Measures:
Compressed Air
Process Cooling Upgrades
HVAC Replacements
Lighting Retrofits
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Questions?
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Thank you
Evan Bowers
Energy Engineer III
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