Kane County Energy Plan Update Strategies Presentation to

Kane County Energy Plan Update Strategies Presentation to the Energy and Environmental Committee of the Kane County Board Lindy Wordlaw CNT Energy August 18, 2010

Goal for Today: Strategy Basics • Description of strategy • Expected annual energy/cost savings per unit • Feasibility at countywide implementation • Expected annual energy/cost savings countywide • Feedback and questions

Quick Recap • Energy Consumption in Kane County • 2040 Energy Forecast

Kane County Energy Use (2008) Natural Gas 2008 Residential 181, 639, 334 C&I 158, 437, 043 Total 340, 076, 377 Slide 4

Kane County Energy Use (2008) Natural Gas 2008 Residential 181, 639, 334 C&I 158, 437, 043 Total 340, 076, 377 Electricity k. Wh Residential 1, 617, 248, 849 C&I 3, 253, 629, 099 Total 4, 870, 877, 948 Slide 5

Average account consumption 2008 Average Consumption/Cost 1 Natural gas (in therms) Electricity (in k. Wh) Residential 1, 107 ($1, 124) 9, 858 ($1, 141) C&I 10, 941 ($14, 237)2 87, 266 ($8, 295)2 1 Illinois Commerce Commission Electricity and Natural Gas Sales Statistics, 2008 2 Blended rate between Small and Large commercial rates Slide 6

Forecast to 2040 – Business as usual 2008 consumption Growth factor 1 Projected 2040 consumption 1 Residential Electricity (k. Wh) Gas (therms) C&I Electricity (k. Wh) Gas (therms) 1, 617, 248, 849 181, 639, 334 3, 253, 629, 099 158, 437, 043 0. 49% -0. 57% 0. 44% 0. 24% 1, 889, 025, 035 151, 285, 016 3, 747, 267, 064 170, 904, 954 From the 2010 EIA Annual Energy Outlook - http: //www. eia. doe. gov/oiaf/aeo/index. html Slide 7

Projected Growth 2040 2008 Households 274, 085 1 164, 060 3 C&I Electric Accounts 62, 288 2 37, 284 4 C&I Natural Gas Accounts 34, 596 2 14, 481 5 1 2 3 4 5 Provided by Chicago Metropolitan Agency for Planning, GO TO 2040 Scaled based on current ratio of households and C&I accounts U. S. Census Bureau, American Community Survey 2008 Com. Ed Nicor Slide 8

Types of Strategies Residential / Commercial & Industrial • Occupant energy use • Building energy use • Appliances and lighting • Renewable energy (energy generation) Slide 9

Types of Strategies Residential / Commercial & Industrial • Occupant energy use • Building energy use • Appliances and lighting • Renewable energy (energy generation) REMINDER: • Cost savings shown in 2009 prices (doesn’t account for price fluctuations) • Countywide shown in aggressive implementation scenario for the year 2040 (not cumulative savings over time) Slide 10

Occupant Energy Use Slide 11

Behavior Change (R) • Heighten energy efficiency awareness • Simple EE things around the house Slide 12

Behavior Change (R) • Heighten energy efficiency awareness • Simple EE things around the house 1. Increase/Decrease thermostat temperatures 2. Reduce 6 light bulb hours/day 3. Replace a/c filter 4. Reduce phantom load Slide 13

Behavior Change (R) • Heighten energy efficiency awareness • Simple EE things around the house 1. Increase/Decrease thermostat temperatures 2. Reduce 6 light bulb hours/day 3. Replace a/c filter 4. Reduce phantom load Strategy: Behavior Change (R) Targeted Corridor: Urban Renaissance; Critical Growth Per HH in 2040 Energy Savings Cost Savings Natural Gas (therms) 50 $34 674 $79 Electricity (k. Wh) Total $103 50% HH in 2040 Energy Savings Cost Savings Natural Gas (therms) 6, 808, 271 $4, 694, 984 92, 433, 741 $10, 823, 991 Electricity (k. Wh) Total $15, 518, 975 Slide 14

Behavior Change (C&I) 1. Increase/Decrease thermostat temperatures 2. Additional thermostat setback during non-working hours Strategy: Behavior Change (C&I) Targeted Corridor: Urban Renaissance; Critical Growth Per Acct in 2040 Energy Savings Cost Savings Natural Gas (therms) 677 $431 2060 $163 Electricity (k. Wh) Total $594 10% Acct in 2040 Energy Savings Cost Savings Natural Gas (therms) 2, 341, 388 $1, 492, 752 12, 834, 318 $1, 016, 478 Electricity (k. Wh) Total $2, 509, 230 Slide 15

Ceiling Fans (R) • For use with air conditioning • Assumes 3% savings per thermostat degree increase • Assumes all housing units built since 1980 have fans • Not enough data to calculate for use with space heating Slide 16

Ceiling Fans (R) • For use with air conditioning • Assumes 3% savings per thermostat degree increase • Assumes all housing units built since 1980 have fans • Not enough data to calculate for use with space heating Strategy: Ceiling Fans (R) Targeted Corridor: Urban Renaissance; Critical Growth Per HH in 2040 Energy Savings Cost Savings Natural Gas (therms) 0 $0 66 $8 Electricity (k. Wh) Total $8 30% HH in 2040 Energy Savings Cost Savings Natural Gas (therms) 0 $0 3, 768, 722 $441, 317 Electricity (k. Wh) Total $441, 317 Slide 17

Building Energy Use Slide 18

Retrofitting Existing Buildings (R) • Whole-home approach • Assumes 30% energy savings, based on research/practice • Smaller implementation countywide assumed, due to cost • (But largest potential for energy savings) Slide 19

Retrofitting Existing Buildings (R) • Whole-home approach • Assumes 30% energy savings, based on research/practice • Smaller implementation countywide assumed, due to cost • (But largest potential for energy savings) Strategy: Retrofits (R) Targeted Corridor: Urban Renaissance Per HH in 2040 Energy Savings Cost Savings Natural Gas (therms) 166 $114 2, 068 $203 Electricity (k. Wh) Total $317 6% HH in 2040 Energy Savings Cost Savings Natural Gas (therms) 2, 723, 309 $1, 877, 994 34, 001, 889 $3, 981, 621 Electricity (k. Wh) Total $5, 859, 615 Slide 20

Retrofitting Existing Buildings (C&I) • Whole-building approach • Assumes 30% energy savings, based on research/practice • Smaller implementation countywide assumed, due to cost • Funding opportunities in both sectors • (But largest potential for energy savings) Strategy: Retrofits (C&I) Targeted Corridor: Urban Renaissance Per Acct in 2040 Energy Savings Cost Savings Natural Gas (therms) 1, 482 $945 18, 048 $1, 429 Electricity (k. Wh) Total $2, 374 6% Acct in 2040 Energy Savings Cost Savings Natural Gas (therms) 3, 076, 276 $1, 961, 280 67, 450, 807 $5, 342, 104 Electricity (k. Wh) Total $7, 303, 384 Slide 21

About Energy Codes • State adopted mandatory energy codes: IECC 2009 (International Energy Conservation Code) • Commercial and residential • Applies to -New construction -Renovation -Additions Slide 22

About Energy Codes • State adopted mandatory energy codes: IECC 2009 (International Energy Conservation Code) • Commercial and residential • Applies to -New construction -Renovation -Additions • Does not apply to -Historic buildings -Buildings not covered by code -buildings not using electricity/fossil fuels for comfort conditioning Slide 23

About Energy Codes • State adopted mandatory energy codes: IECC 2009 (International Energy Conservation Code) • Commercial and residential • Applies to -New construction -Renovation -Additions • Does not apply to -Historic buildings -Buildings not covered by code -buildings not using electricity/fossil fuels for comfort conditioning • All municipalities must comply (no home rule) and/or can enact strong codes Slide 24

About Energy Codes • Are municipalities in Kane County aware? • Have they adopted the new code? • Potential training/enforcement issues Slide 25

About Energy Codes • Estimated energy savings: 15% (Higher when going from no code at all) Strategy: Energy Code (R) Targeted Corridor: Urban Renaissance; Critical Growth Per HH in 2040 Energy Savings Cost Savings Natural Gas (therms) 83 $57 1, 034 $121 Electricity (k. Wh) Total $178 100% HH in 2040 Energy Savings Cost Savings Natural Gas (therms) 9, 110, 070 $6, 282, 304 113, 743, 845 $13, 319, 404 Electricity (k. Wh) Total $19, 601, 709 Slide 26

About Energy Codes • Estimated energy savings: 15% (Higher when going from no code at all) Strategy: Energy Code (R) Strategy: Energy Code (C&I) Targeted Corridor: Urban Renaissance; Critical Growth Per HH in 2040 Energy Savings Cost Savings Natural Gas (therms) 83 $57 1, 034 $121 Electricity (k. Wh) Total Energy Savings Cost Savings Natural Gas (therms) 9, 110, 070 $6, 282, 304 113, 743, 845 $13, 319, 404 Total Natural Gas (therms) Electricity (k. Wh) $178 100% HH in 2040 Electricity (k. Wh) Per Acct in 2040 $19, 601, 709 Energy Savings Cost Savings 741 $472 9, 024 $715 Total 100% Acct in 2040 Natural Gas (therms) Electricity (k. Wh) $1, 187 Energy Savings Cost Savings 18, 527, 964 $11, 812, 503 225, 636, 096 $17, 870, 379 Total $29, 682, 882 Slide 27

Green Building for New Construction (R) • Green Building (e. g. LEED) = sustainable building approach • Energy savings + water + materials + air quality, etc… • Assumes 30% energy savings • Trends show commercial sector as lead, then residential Slide 28

Green Building for New Construction (R) • Green Building (e. g. LEED) = sustainable building approach • Energy savings + water + materials + air quality, etc… • Assumes 30% energy savings • Trends show commercial sector as lead, then residential Strategy: Green Building (R) Targeted Corridor: Critical Growth Per HH in 2040 Energy Savings Cost Savings Natural Gas (therms) 166 $114 2, 068 $242 Electricity (k. Wh) Total $356 15% HH in 2040 Energy Savings Cost Savings Natural Gas (therms) 2, 733, 021 $1, 884, 691 34, 123, 154 $3, 995, 821 Electricity (k. Wh) Total $5, 880, 513 Slide 29

Green Building for New Construction (C&I) • Assumed much higher percentage for countywide implementation based on national trends Strategy: Green Building (C&I) Aurora Police Department Targeted Corridor: Critical Growth Per Acct in 2040 Natural Gas (therms) Electricity (k. Wh) Energy Savings Cost Savings 1, 482 $945 18, 048 $1, 429 Total 100% Acct in 2040 Natural Gas (therms) Electricity (k. Wh) Energy Savings Cost Savings 37, 055, 928 $23, 625, 007 451, 272, 192 $35, 740, 758 Total Gail Borden Public Library, Elgin $2, 374 $59, 365, 765 Slide 30

Appliances and Lighting Slide 31

Window Air Conditioner Replacement (R) • Assumes housing built before 1980 doesn’t have central air (approximately 91, 000 housing units) • Best strategies nationwide focus on replacement, not just providing efficient window air conditioners • Utility programs Strategy: Window A/C Replacement (R) Targeted Corridor: Urban Renaissance Per HH in 2040 Energy Savings Cost Savings Natural Gas (therms) 0 $0 221 $26 Electricity (k. Wh) Total $26 10% HH in 2040 Energy Savings Cost Savings Natural Gas (therms) 0 $0 2, 028, 360 $237, 521 Electricity (k. Wh) Total $237, 521 Slide 32

Central Air Conditioner Replacement (R) • Replacement occurs only when previous system fails (lifespan 15 -20 years) • Success increases over time through education + government requirements (e. g. 13. 0 SEER) • Utility programs Slide 33

Central Air Conditioner Replacement (R) • Replacement occurs only when previous system fails (lifespan 15 -20 years) • Success increases over time through education + government requirements (e. g. 13. 0 SEER) • Utility programs • Assumes housing built after 1980 does have central air • Assumes replacement with 14. 5 SEER (versus current standard) Strategy: Central A/C Replacement (R) Targeted Corridor: Urban Renaissance; Critical Growth Per HH in 2040 Energy Savings Cost Savings Natural Gas (therms) 0 $0 467 $55 Electricity (k. Wh) Total $55 10% HH in 2040 Energy Savings Cost Savings Natural Gas (therms) 0 $0 8, 866, 929 $1, 038, 317 Electricity (k. Wh) Total $1, 038, 317 Slide 34

Refrigerator Replacement (R) • Many homes have second refrigerators; target removal • Best strategies nationwide focus on removal of old refrigerators (e. g. avoid the “beer fridge” effect) • Upgrade occurs only when previous refrigerator fails • Utility programs Slide 35

Refrigerator Replacement (R) • Many homes have second refrigerators; target removal • Best strategies nationwide focus on removal of old refrigerators (e. g. avoid the “beer fridge” effect) • Upgrade occurs only when previous refrigerator fails • Utility programs Strategy: Refrigerator Replacement (R) Targeted Corridor: Urban Renaissance; Critical Growth Per HH in 2040 Energy Savings Cost Savings Natural Gas (therms) 0 $0 500 $59 Electricity (k. Wh) Total $59 10% HH in 2040 Energy Savings Cost Savings Natural Gas (therms) 0 $0 13, 704, 250 $1, 604, 768 Electricity (k. Wh) Total $1, 604, 768 Slide 36

Refrigerator Replacement (R) • Many homes have second refrigerators; target removal • Best strategies nationwide focus on removal of old refrigerators (e. g. avoid the “beer fridge” effect) • Upgrade occurs only when previous refrigerator fails • Utility programs Strategy: Refrigerator Replacement (R) Targeted Corridor: Urban Renaissance; Critical Growth Per HH in 2040 Energy Savings Cost Savings Natural Gas (therms) 0 $0 500 $59 Electricity (k. Wh) Total $59 10% HH in 2040 Energy Savings Cost Savings Natural Gas (therms) 0 $0 13, 704, 250 $1, 604, 768 Electricity (k. Wh) Fridge. Henge, public art in Santa Fe, NM Total $1, 604, 768 Slide 37

About Street Lights (C&I) • Huge savings potential for municipalities • Efficient lights: Induction; LED • Ownership issues (Com. Ed vs. Municipality) • Billed by assumed daylight hours, and type of light/fixture • Strategy assumptions: Strategy: Street Light Replacement (C&I) Targeted Corridor: Urban Renaissance; Critical Growth -155 watt light replaced with 55 watt induction light -10 hour/day burn time Per 100 Lights Energy Savings Cost Savings Natural Gas (therms) 0 $0 43, 800 $3, 964 Electricity (k. Wh) Total Over 20 Yrs. Per Municipality $3, 964 (Expected Lifetime of Lights) Energy Savings Cost Savings Natural Gas (therms) 0 $0 876, 000 $79, 278 Electricity (k. Wh) Total $79, 278 Slide 38

About Traffic Lights (C&I) • Huge savings potential for municipalities (lights are on 24/7) • Light Emitting Diode (LED) use 80 -90% less energy • Assumption: 150 watt light replaced by 25 watt light • Expected lifetime 5 -7 years vs. months • Elgin replaced nearly all of their intersections Strategy: Traffic Light Replacement (C&I) Targeted Corridor: Urban Renaissance; Critical Growth Per Traffic Light STANDARD 8 -LIGHT INTERSECTION LED 8 -LIGHT INTERSECTION Over 5 Yrs. One Intersection! STANDARD 8 -LIGHT INTERSECTION LED 8 -LIGHT INTERSECTION Energy Consumption Cost 10, 512 k. Wh $951 1, 752 k. Wh $159 Energy Consumption Cost 52, 560 k. Wh $4, 757 8, 760 $793 Slide 39

Renewable Energy Slide 40

On-site Renewable Energy (R) • Renewable energy uses sources other than fossil fuels • Most viable in Illinois is wind and solar • Renewable Energy Portfolio establishes legal requirements for electric utilities • Assumptions: electricity; very low implementation due to cost (cheaper at time of construction) Slide 41

On-site Renewable Energy (R) • Renewable energy uses sources other than fossil fuels • Most viable in Illinois is wind and solar • Renewable Energy Portfolio establishes legal requirements for electric utilities • Assumptions: electricity; very low implementation due to cost (cheaper at time of construction) • Assumptions: generates enough electricity to supply HH needs Strategy: On-site Renewable Energy (R) Targeted Corridor: Urban Renaissance; Critical Growth Per HH in 2040 Energy Savings Cost Savings Natural Gas (therms) 0 $0 6, 892 $807 Electricity (k. Wh) Total $807 3% HH in 2040 Energy Savings Cost Savings Natural Gas (therms) 0 $0 56, 669, 815 $6, 636, 035 Electricity (k. Wh) Total Slide 42 $6, 636, 035

On-site Renewable Energy (R) • Renewable energy uses sources other than fossil fuels • Most viable in Illinois is wind and solar • Renewable Energy Portfolio establishes legal requirements for electric utilities • Assumptions: electricity; very low implementation due to cost (cheaper at time of construction) • Assumptions: generates enough electricity to supply HH needs • Should strongly encourage connecting to the grid Strategy: On-site Renewable Energy (R) Targeted Corridor: Urban Renaissance; Critical Growth Per HH in 2040 Energy Savings Cost Savings Natural Gas (therms) 0 $0 6, 892 $807 Electricity (k. Wh) Total $807 3% HH in 2040 Energy Savings Cost Savings Natural Gas (therms) 0 $0 56, 669, 815 $6, 636, 035 Electricity (k. Wh) Total Slide 43 $6, 636, 035

On-site Renewable Energy (C&I) • Assumptions: electricity; more viable for C&I sector than residential • Assumptions: generates enough electricity to supply approximately half of the average business needs Strategy: On-site Renewable Energy (C&I) Targeted Corridor: Urban Renaissance; Critical Growth Per Acct in 2040 Energy Savings Cost Savings Natural Gas (therms) 0 $0 30, 080 $2, 382 Electricity (k. Wh) Total $2, 382 30% Acct in 2040 Energy Savings Cost Savings Natural Gas (therms) 0 $0 562, 086, 912 $44, 517, 283 Electricity (k. Wh) Total $44, 517, 283 Slide 44

Distributed Generation and Combined Heat & Power (C&I) What are they? Slide 45

Distributed Generation and Combined Heat & Power (C&I) What are they? Any technology that produces power outside of the utility grid. Here in Kane County: • Sherman Hospital, Elgin • Fox Metro Water Reclamation District, Aurora Slide 46

Distributed Generation Slide 47

Combined Heat and Power Slide 48

Distributed Generation and Combined Heat & Power (C&I) • Additional benefits beyond renewable capabilities and decreasing reliance on fossil fuels: -Reliability -Security -Decrease in “line losses” Strategy: DG /CHP (C&I) Targeted Corridor: Urban Renaissance; Critical Growth Per Acct in 2040 Energy Savings Cost Savings Natural Gas (therms) TBD Electricity (k. Wh) TBD Total TBD% Acct in 2040 Energy Savings Cost Savings Natural Gas (therms) TBD Electricity (k. Wh) TBD Total TBD Slide 49

What’s Next 1) Set of 2040 Energy Forecasts • Business As Usual • Aggressive (aggressive action towards increasing energy efficiency) Based on a mix of these • Moderate (moderate action towards increasing energy efficiency) strategies • Conservative (Conservative, limited action towards increasing energy efficiency) Slide 50

Followed by 2) Draft/Final Plan Writing 3) County workshop Slide 51

Questions 1. 2. 3. Are there other strategies we should be addressing? Questions on any calculations or assumptions? Additional feedback? Slide 52

Thank you! Lindy Wordlaw, Senior Planner lindy@cntenergy. org (773) 269 -4012 Kimberly Loewen, Planner kloewen@cntenergy. org (773) 269 -4089 Larry Kotewa, Engineer larry@cntenergy. org (773) 269 -4008 Jessica Spanier, Data Analyst jspanier@cntenergy. org (773) 269 -4038 Slide 53