1. Smart Energy Smart Energy July 28, 2009

3. Smart Energy

4. Smart Energy Programs Education Power Watch Power Watch Alternative/Renewable Energy Green Choices Green Choices Load Management Prime Time Power Prime Time Power Power Factor Correction Rebate Power Factor Correction Rebate Demand Side Management Residential Air Conditioner Rebate Residential Air Conditioner Rebate Residential Energy Audit Residential Energy Audit Residential Low Income Weatherization Residential Low Income Weatherization Residential Lighting Rebate Residential Lighting Rebate Residential New Construction Rebate Residential New Construction Rebate Efficient Appliance Rebate Efficient Appliance Rebate Commercial Lighting Rebate Commercial Lighting Rebate Commercial Audit Commercial Audit CI Custom Rebate (July, 2009)? CI Custom Rebate (July, 2009)?

5. ’08-’09 Totals 1,452 participants. $603,856 in utility costs. 2,560,618 kWh saved. 1,533 KW saved. 2,100 tons of carbon removed. $228,481 annual customer savings. $1,873,249 avoided cost.

6. ’08-’09 Individual Program Recap ProgramParticipantskWSavedkWhSavedCostsSavingsAvoidedCosts AC Rebate 379496563,987$165,960$50,759$552,756 Res Energy Audit 1594463,817$28,169$6,126$46,901 Res Weatherization 2269,058$2,000$870$6,657 Comm Light Rebate 875271,479,634$136,258$133,167$674,724 Power Factor Rebate 128,134$3,967$407$2,974 Appliance Rebate 67316267,517$81,825$5,266$168,494 Res Lighting Rebate 56*270301,158$1,921**$26,925$391,279 Res New Construct 272667,314$13,500$4,960$29,466 Commercial Audit 48NANA$9,653NANA Advrtsng/Admin/OtherNANANA$139,820NANA 2 nd Year Totals: 1,4521,5332,560,618$603,856$228,431$1,873,249 * Does not include 2,500 CFL boxes given away. ** CFL’s purchased in ’07-’08 but handed out in ’08-’09

7. Ongoing Program Costs Vs Savings ProgramYearParticipantskWhSaved KW Saved Tons Carbon Program Cost AvoidedCost ’07-’08604966,667600793$356,075$697,115 ’08-’091,4522,560,6181,5332,100$603,856$1,873,249 Total2,0563,526,8352,1332,893$959,931$2,570,364

8. Totals Per Participant and Per Capita Total Participants Savings Per Participant Costs Per Participant Avoided $ Per Participant 2,056$138$467$1,250 Ames Population Savings Per Capita Costs Per Capita Avoided $ Per Capita 50,731$5.58$18.92$50.67

9. Prime Time Power Savings and Avoided Costs Participants kWh Saved kW Saved Program Cost Avoided Cost 8,200221,4003,075$174,600$3,097,140

10. ’08-’09 Smart Energy Milestones Power Watch recognized by APPA winning the 2008 Innovator Award. APPA winning the 2008 Innovator Award. Smart Energy recognized by the PLMA winning the 2008 Demand Response Award. Creation of Mayor Campbell’s Green Team. Colorbiotics Colorbiotics Becker Underwood Becker Underwood Ag Leader Technologies Ag Leader Technologies

11. Commercial & Industrial Custom Rebate To address efficiency improvements not currently covered by a commercial Smart Energy program. Pays a rebate based solely on demand reduction. $500 per kW saved. $500 per kW saved. Comparable to the commercial lighting rebates. Requires before and after information on the efficiency change. Wind Utility Consulting estimated a custom rebate program would produce a BC ratio of 4.7:1. Like other programs would like to go back to January 1, 2009 for participation.

12. Questions?

13. Smart Energy All existing and new program efforts brought under the Smart Energy umbrella. Programs launched July, 2007. Four pronged approach: Four pronged approach:Education. Renewable energy development. Load management. Demand side management.

14. Education Power Watch Energy education and call to action program. Energy education and call to action program. Demand levels assigned a color, green, blue, yellow, red. Each level comes with demand reduction suggestions. As the demand rises the message changes. Green is low demand (0-90 MW) – Awareness. Be aware of energy efficiency opportunities. Green is low demand (0-90 MW) – Awareness. Be aware of energy efficiency opportunities. Blue is moderate demand Blue is moderate demand (91-104 MW). Preparedness. Identify opportunities and be prepared to reduce demand. Yellow is high demand (105-117 MW). Yellow is high demand (105-117 MW). Watch. Demand is high. Keep watch and begin making changes to reduce demand. Red is very high demand (118 MW +). Red is very high demand (118 MW +). Alert. Peak alert. Take immediate action to reduce demand. AC load control initiated.

15. Education Real time demand and temperature info on our web, www.cityofames.org. www.cityofames.org As demand rises emails are sent via an automated system. Determines media advertising. Determines media advertising. Notifies customers. Notifies customers. 24 hour call in number, 239-5180.

16. Renewable Energy Green Choices Renewable energy development program. Renewable energy development program. Bill check off to donate for green purchases. Resource Recovery plant. Waste to energy. Waste to energy. Burn 10% garbage. Burn 10% garbage. Allowed us to close our landfill. Allowed us to close our landfill. Renewable Energy Credits (REC). REC purchase and retirement for customer. REC purchase and retirement for customer. Wind energy purchases. Wind farm under construction. Wind farm under construction. Wind available later this year. Wind available later this year. Interconnection agreement for renewable generators 10kW and smaller.

17. Load Management Prime Time Power Voluntary air conditioner interrupt program. Voluntary air conditioner interrupt program. 8,200 participants (60% participation). 8,200 participants (60% participation). Customer gets a $20 per summer bill credit. Customer gets a $20 per summer bill credit. 25% interrupt strategy. 25% interrupt strategy. 7.5 minutes out of every half hour. Reduces demand by about 3 MW. Reduces demand by about 3 MW. Power factor rebate Customers => 200 kW monthly demand. Customers => 200 kW monthly demand. Must correct to at least 90%. Must correct to at least 90%. Rebate pays half the correction cost. Rebate pays half the correction cost.

18. Demand Side Management Programs aimed at customer efficiency improvements. Low income weatherization. Low income weatherization. Funding for existing county agency program. Residential energy audit. Residential energy audit. Free audit with blower door test. Residential efficient lighting rebate. Residential efficient lighting rebate. Rebates for installing Energy Star lighting. Coupon redemption for 2,500 boxes of six CFL’s. Handed out conservation kits at annual Energy Fair. Residential new construction rebate. Residential new construction rebate. Home builder rebate for HERS of 85 or lower (Energy Star).

19. Demand Side Management Efficient air conditioner rebate. Efficient air conditioner rebate. $200 for 14 SEER increases $10 for every 1/10 SEER point increase from there. $500 per cooling ton for geothermal. Efficient appliance rebate. Efficient appliance rebate. Refrigerator $100. Freezer $50. Dishwasher $50. Washing machine $100. Commercial audit. Commercial audit. Free audit. Various kinds. Load calculations and modeling. Load calculations and modeling. Tax exemption audit. Tax exemption audit. Energy audit. Energy audit. Lighting audit. Lighting audit.

20. Demand Side Management Commercial lighting rebate. Commercial lighting rebate. Rebates for installing efficient lighting. CI custom rebate. CI custom rebate. Asking for Council approval to begin in July, 2009).