HomeMy WebLinkAbout14, 2011 Purchase Power Comparison
Workshop Item # 14 March 7, 2012 Comparison to Budget ForecastResources, Peaks & 2011 Purchase Power Load,
2011 Purchase Power & Comparison 2 18, 2009 Purchase Power Plan 2011 Budget approved on November •Risk analysis and 2011 forecast–Proposed resources for 2011–Future renewable resources–Diversified
power supply plan–Conservation as first resource–Renewable Portfolio Standard (RPS) target–Mission statement and objectives–October 21, 20092011 Budget Review” on -2010–“Purchase Power
Plan •Background / History to Budget Forecast
2011 Purchase Power & Comparison $69.93 $11,328,658 Totals$0.47 $76,416 WAPA-Central Valley Project $0.48 $77,993 NCPA-Scheduling $6.44 $1,043,766 SPPC-Transmission Wheeling $62.53 $10,130,484
Various-Total Energy Supply $ per MWhCostand DescriptionCost Component 3 2011 Plan was based on a forecast of 162,000 MWh •following budgeted amountsThe approved 2011 Purchase Power
Plan included the •Background / History (cont)to Budget Forecast
2011 Purchase Power & Comparison 4 Cost per MWh: 4.0% less than budget•Energy consumption: 0.9% less than forecast•Energy cost: 4.8% less than budget•Summary budget vs. actual values
for 2011•New Information to Budget Forecast
5$11,328,658$10,782,247 Total Energy SupplyTransmissionSchedulingWAPA 2011 Power Purchase Cost ActualBudget$12,000,000$10,000,000$8,000,000$6,000,000$4,000,000$2,000,000$0-$2,000,000$848,564$1,043
,766$10,039,485$10,130,484 to Budget Forecast2011 Purchase Power & Comparison
6 Sales MWhBudget MWhActual MWh Budget MWhvs. Total Bulk Power, Actual MWh /Year 170,000160,000150,000140,000130,000120,000110,000100,000 to Budget Forecast2011 Purchase Power & Comparison
7 MWh Consumption (MWh)Energy 2011 Monthly ActualBudgeted DECOCTSEPTJULYJUNEAPRFEBJAN 18,000 16,000 14,000 12,000 10,000 8,000 6,000 4,000 2,000 -to Budget Forecast2011 Purchase Power
& Comparison
8 MW 2008 Peak MW2009 Peak MW2010 Peak MW2011 Peak MW 2008, 2009, 2010, 2011(MW) Monthly Peak SEPTJULYJUNE40.035.030.025.020.015.010.05.00.0 to Budget Forecast2011 Purchase Power & Comparison
2011 Purchase Power & Comparison 33.0%49,528Totals0.0%0Solar15.7%23,550REC’s (Wind)0.3%450Wind13.1%19,639Landfill Gas3.9%5,889Small Hydro% SalesMWh Sales(CPUC)RenewablesEligible 9 2011
Actual RPSJan 1, 2017 thru Dec 31, 2020; 33% of retail sales•Jan 1, 2014 thru Dec 31, 2016; 25% of retail sales•Jan 1, 2011 thru Dec 31, 2013; 20% of retail sales•RPS compliance
periods and targets:to Budget Forecast
Fiscal Impact 4.0%-actual vs. budget, differencePercent $67.16 $69.93 per MWhcost Purchase 4.82%-% Over/(Under) Budget ($546,412)$ Over/(Under) Budget $10,782,247 $11,328,658 Total Power
Purchase Cost($171,406)$76,416 WAPA$65,604 $77,993 NCPA-Scheduling $848,564 $1,043,766 NV Energy-Transmission $10,039,485 $10,130,484 etc.-Total Energy Supply Actual BudgetPower Purchase
Costs Budget Forecast2011Purchase Power & Comparison to 10 belowDetailed budgeted vs. actual amounts for 2011 are shown •
Recommendation to Budget Forecast2011 Purchase Power & Comparison 11 Receive and comment on this report•