1、LES.comNDEE Power SummitPowering the FutureOctober 1,20251Jason FortikVice President,Power Supply,LESChair,NPA Joint Planning SubcommitteeLES.comGreat Western Wind(225 MW)Bluestem Wind(198 MW)CCLES Resource Portfolio(2026)2Fuel TypeMW%Coal389.423%Hydro147.69%Natural Gas451.326%Wind727.042%Landfill G
2、as4.80.3%Solar3.60.2%Battery3.00.2%CoalHydroSolarLandfill GasNatural GasWind LES either does not receive or is selling the Renewable Energy Certificates(RECs)associated with its applicable resources and the renewable attributes reside with the REC owner.C Capacity-only resourceBatteryGetting to Know
3、 LES153,064 Retail Customers23rd largest U.S.public power utility819 MW Peak DemandAugust 2023LES.com*Slide used with permission from SPPLES.com*Slide used with permission from SPPImage from“A Comprehensive Review of Southwest Power Pools Response to the February 2021 Winter Storm”published July 19,
4、2021Winter Storm Uri TemperaturesFebruary 2021Most of the SPP footprint experienced extremely cold temperatures during Winter Storm Uri.This caused generating plant,fuel delivery,and customer load curtailment issues,and prompted SPP to review its generation resource adequacy requirements.LES.comEffe
5、ctive Load Carrying Capability(ELCC)Derated accreditation of non-dispatchable resources to reflect diminished load-serving benefits as penetration of like resources increases.+-0%20%40%60%80%100%010,00020,00030,00040,00050,000ELCCResource Penetration(Nameplate MW)Wind(Summer)Wind(Winter)Solar(Summer
6、)Solar(Winter)4-Hr Storage(Summer)4-Hr Storage(Winter)SPP Resource Adequacy RegulationsProposed Changes for 2026LES.comEffective Load Carrying Capability(ELCC)Derated accreditation of non-dispatchable resources to reflect diminished load-serving benefits as penetration of similar resources increases