Xcel Energy Inc. · NASDAQ:XEL
Xcel Energy — Investor Day (November 2005)
36 slides from Xcel Energy's investor day presentation, Nov 28, 2005
Slide 1: Executing the Energy Supply Plan
Link to searchable text of slide shown abov e
Slide 2: Excellence in Generation
Excellence in Generation = Strong operational performance = Environmental stewardship = Strong cost management = Proven construction management skills
Slide 3: Coal Plant Non-Fuel O&M Expense
Coal Plant Non-Fuel O&M Expense Dollars per MWh 2004 average 14 12 10 8 6 4. 3.65 2 ¢ Xcel Energy US Electric Holding Companies Source: Credit Suisse First Boston November 1, 2005 Report — Costs of Doing Busi
Slide 4: Coal Plant Fuel Expense
Coal Plant Fuel Expense —_ Se 30 Dollars per MWh 2004 average 25 20 15 11.33 10 Xcel E cellEnergy, US Electric Holding Companies Source: Credit Suisse First Boston November 1, 2005 Report — Costs of Doing Busi
Slide 5: Nuclear Fuel Expense
Nuclear Fuel Expense —_<__€___ a TES aac Dollars per MWh 2004 average 8 6 4.64 4 2 ° Xcel Energy US Electric Holding Companies Source: Credit Suisse First Boston November 1, 2005 Report — Costs of Doing Busi
Slide 6: Xcel Energy Supply Sources
Xcel Energy Supply Sources —_—— So 2004 2005 Owned Energy Supply Mix* Generating Facilities Unit Type Number MW Nucla Coal 36 «8,138 12% R bi Natural Gas 61 4,918 ene | Nuclear 3 1,617 Hydro 83 508 Oil 24 492 RDF 6 96 << Wind : 25" woe SE Total 15,794 54% * Additionally, Xcel Energy j * Includes pur
Slide 7: NSP Supply Sources
NSP Supply Sources 2004 2005 Owned Energy Supply Mix* Generating Facilities Renewables Guise uly ° Nuclear 3% Manitoba Hydro Coal 3,375 ty 7 Bop 11% NaturalGas 1,758 . eines Nuclear 1,617 Gas ee || hale 266 2% oil 492 RDF 96 : Total 7,604 Coal* 44% * Includes purchases ** Low-sulfur western coal
Slide 8: PSCo Supply Sources
PSCo Supply Sources 2004 2005 Owned Energy Supply Mix* Generating Facilities Purchases Unit Type MW 37% Coal 2,617 Renewables Natural Gas 982 Hydro 242 Wind 25 Total 3,866 5 * Includes purchases é * Low-sulfur western coal
Slide 9: SPS Supply Sources
SPS Supply Sources 2004 2005 Owned Energy Supply Mix* Generating Facilities Unit Type Mw Purchases 20% Coal 2,146 Natural Gas 2,178 Total 4,324 + * Includes purchases é * Low-sulfur western coal
Slide 10: Excellence in Generation
Excellence in Generation = Strong operational performance = Environmental stewardship = Strong cost management = Proven construction management skills
Slide 11: NSP Major Fossil Plant Availability
NSP Major Fossil Plant Availability Percent 2001 2002 2003 2004 2005 2005 YTD YTD without 3'4 Qtr MERP units
Slide 12: NSP Nuclear Plant Availability
NSP Nuclear Plant Availability Percent y 95 94 93 j | | | | 2001 2002 2003 2004 2005 YTD 3" Qtr
Slide 13: PSCo Major Fossil Plant Availability
PSCo Major Fossil Plant Availability Percent HTT} 2001 2002 2003 2004 2005 YTD 3 Qtr
Slide 14: SPS Major Fossil Plant Availability
SPS Major Fossil Plant Availability Percent HTT 2001 2002 2003 2004 2005 é YTD 3° Qtr
Slide 15: Excellence in Generation
Excellence in Generation = Strong operational performance = Environmental stewardship = Strong cost management = Proven construction management skills
Slide 16: CAIR and Mercury Compliance Plan
CAIR and Mercury Compliance Plan = Colorado is exempt from CAIR = Filed suit contesting inclusion of West Texas in CAIR = NSP SO, credits to last through 2020 = SPS to purchase SO, allowances = Investment of $50 — 60 million to meet NO, standards at NSP and SPS = PSCo expected to meet mercury reduct
Slide 17: Environmental Compliance
Environmental Compliance Costs Minimized by Allowance Purchases and Investment 350 Dollars in millions 300 ma Allowances Capital Investment Allowances 100% 0% Investment 0% 100% a Note: The curves are conceptual
Slide 18: NSP Environmental Initiatives
NSP Environmental Initiatives Owned generation (GWh) Pounds per MWh 40,000 5.0 35,000 END 4.0 25,000 3.0 20,000 15,000 2.0 10,000 40 5,000 ° 0.0 1997 1999 2001 2003 2005 2007 2009 Forecast —— Nitrogen Oxides emissions eiitinitocisses | ouecgamelaiet)
Slide 19: PSCo Environmental Initiatives
PSCo Environmental Initiatives Owned generation (GWh) Pounds per MWh 35,000 8.0 30,000 aagrt 6.0 20,000 4.0 45,000 10,000 20 5,000 C) Oo) 1997 1999 2001 2003 2005 2007 2009 Forecast —— Nitrogen Oxides emissions eiitinitocisses | ouecgamelaiet)
Slide 20: SPS Environmental Initiatives
SPS Environmental Initiatives Owned generation (GWh) Pounds per MWh 35,000 8.0 30,000 aagrt 6.0 20,000 4.0 45,000 10,000 20 5,000 C) Oo) 1997 1908 1999 2000 2001 2002 2003 2004 2005 Forecast —— Nitrogen Oxides emissions eiitinitocisses | ouecgamelaiet)
Slide 21: Excellence in Generation
Excellence in Generation = Strong operational performance = Environmental stewardship = Strong cost management = Proven construction management skills
Slide 22: YTD Delivered Sourcing Savings
YTD Delivered Sourcing Savings Sourcing Savings Dollars in thousands = Maintenance Repair 942 and Operations (MRO) O&M BCapital 526 = Turbine Overhaul Initiative Characteristics = Provide cost savings Price Cost Value = Consolidate supply base Savings Avoidance Added Sourcing Savings (millions) JIS
Slide 23: SMS le) [| aomg
SMS le) [| aomg EEE EEEEEE suns05 iSeg5 aren ab) | Tek Eusuovy 1 io pee raew zeman Ee SEOs ee whee ee SEER caepnturerai ele Se) siete avo, Guo Ele) eee trae ap saoe |e ens f usw Ele g Bee 5 1 gc $ Se @ EB i= 3° & is 3 = 3s & is elolalclstelalele S cle ale\s|slslelsls|s i sig SIE als|s|515 Hy SlE\IEI
Slide 24: Energy Supply Additional Cost Saving Initiatives
Energy Supply Additional Cost Saving Initiatives O° —_ = Insurance Premiums YTD 2005 Cost Savings Dollars in millions Insurance premium $2.6M Vendor management 21 $6.9 Cost Reduction meetings : MRO alliances 0 Total savings $4.5M 2003* 2004* 2005* 2006* * Year ended June
Slide 25: Energy Supply Material Inventory
Energy Supply Material Inventory SS Dollars in millions 82 78 yd — 74 73 2002 2003 2004 2005 YTD 3"¢ Qtr a
Slide 26: Excellence in Generation
Excellence in Generation = Strong operational performance = Environmental stewardship = Strong cost management = Proven construction management skills
Slide 27: Completed Construction Projects
Completed Construction Projects = 737 MWs = Completed May 2001; on-time and within budget Fort St. Vrain Black Dog 5 = 162 MWs = Completed November z on-time and within t
Slide 28: Prairie Island Steam Generators Replaced
Prairie Island Steam Generators Replaced = Two units, 1076 MWs which began commercial operation late 1973/1974 = Steam generators replaced on unit 1 November 2004 after 30 years of operations = Project completed on time and within budget
Slide 29: NSP New Gas Units
NSP New Gas Units Blue Lake = 2 combustion turbine peaking units totaling 320 MWs installed = Online May 2005; on time and under budget = Capacity factors of 16% and 18% from June through August Angus Anson = One 160 MW combustion turbine peaking unit installed = Online May 2005; on time and under b
Slide 30: NSP MERP — King Plant
NSP MERP — King Plant = Detailed design work is 65% complete Artist Rendering ili i 5 One URI STANWe = Piling work is complete; foundation installation work continues = First permanent support steel was set on August 3, as scheduled = SCR and AQCS components inue to be received at the site. Initial
Slide 31: NSP MERP — High Bridge Plant
NSP MERP — High Bridge Plant | ; = Signed contract for Artist Rendering purchase of 2 CTs and 575 MWs 1 steam turbine. Resulted in $40 million savings = Gas pipeline awarded to NSP Gas = Allpermitshavebeen issued and site remediation “S| work began August 2005 = Full construction release = Project p
Slide 32: NSP MERP — Riverside Plant
NSP MERP — Riverside Plant Artist Rendering = Asbestos abatement, mercury and lead removal activities underway on old section = Began site development study in April 2005 = Permitting and equipment design began in Fall 2005 = In-service scheduled for May 2009
Slide 33: PSCo Comanche
PSCo Comanche 3 = PUC approval January 200: = Major contracts signed for turbine generator, boiler and air quality control system within budget = Air permit approved | July 15, 2005 Artist Rendering One Unit - 750 MWs Net
Slide 34: NSP Nuclear Relicensing Status
NSP Nuclear Relicensing Status Monticello = Minnesota PUC, legislative and NRC approvals expected 2006 — 2007 = Life Cycle modifications to be installed 2008 — 2012, projected capital cost of $150 — 200 million Prairie Island = Begin license application to the NRC and Minnesota Legislature in 2008 =
Slide 35: Energy Supply Capital Expenditures 2001 — 2009
Energy Supply Capital Expenditures 2001 — 2009 —__—_ Sa Dollars in millions 800 mi MN MERP 700 Comanche 3 600 Blue Lake CTs 500 Angus Anson CTs 400 HTX CAIR/Hg 300 MN CAIR/Hg 200 m Base Budget 400 @ Actual iY) = 2001 2002 2003 2004/2005 2006 2007 2008 2009 Forecast
Slide 36: Searchable text section
Searchable text section of graphics shown above [LOGO] Executing The Energy Supply Plan Financial Performance Regulators/ Legislators Value to Customers Environmental Stewardship Invest in Regulated Utility Business David Wilks President – Energy Supply Ex cellence in Generation • Strong operational