ECONOMIC ANALYSIS SUMMARYReid Gardner Unit 3Boiler Design: Foster Wheeler Wall-Fired PCLNB w/OFALNB w/OFA& SNCRROFAw/RotamixLNB w/OFA& SCRROFAw/SCRCase1 2 3 4 5 6NOx Emission Control SystemLNB LNB w/OFALNB w/OFA &SNCR ROFA w/RotamixLNB w/OFA &SCR ROFA w/SCRTOTAL INSTALLED CAPITAL COST ($)0 4,448,000 6,945,500 7,884,900 35,048,000 38,484,900FIRST YEAR O&M COST ($)Operating Labor ($)0 0 0 0 0 0Maintenance Material ($)0 32,000 83,000 48,000 132,000 148,000Maintenance Labor ($)0 48,000 124,500 72,000 198,000 222,000Administrative Labor ($)0 0 0 0 0 0TOTAL FIXED O&M COST080,000207,500120,000330,000370,000Makeup Water Cost0 0 0 0 0 0Reagent Cost0 0 98,612 126,347 257,830 257,830SCR Catalyst / FF Bag Cost0 0 0 0 150,000 132,000Electric Power Cost0 0 39,858 297,221 263,063 560,284TOTAL VARIABLE O&M COST00138,470423,568670,893950,114TOTAL FIRST YEAR O&M COST 0 80,000 345,970 543,568 1,000,893 1,320,114FIRST YEAR DEBT SERVICE ($)0 471,737 736,612 836,241 3,717,051 4,081,555TOTAL FIRST YEAR COST ($)0 551,737 1,082,582 1,379,809 4,717,944 5,401,669Power Consumption (MW)0.0 0.0 0.1 0.7 0.7 1.4Annual Power Usage (Million kW-Hr/Yr)0.00.00.85.95.311.2CONTROL COST ($/Ton Removed)NOx Removal Rate (%)0.0%6.5%29.9%38.3%78.2%78.2%NOx Removed (Tons/Yr)0954345561,1361,136First Year Average Control Cost ($/Ton NOx Rem.)05,8072,4932,4804,1554,757Incremental Control Cost ($/Ton NOx Removed)05,8071,5642,4335,764#DIV/0!ParameterCurrentOperationNOx ControlSP_Reid_BART_Economic_Analysis_10-1-08_NOx.xls1 of 710/2/2008 8:29 AM

# INPUT CALCULATIONS

Reid Gardner Unit 3 Boiler Design: Foster Wheeler Wall-Fired PC

LNB w/OFA LNB w/OFA

& SNCR ROFA

w/Rotamix LNB w/OFA

& SCR ROFA

w/SCR

Case 1 2 3 4 5 6

NOx Emission Control System LNB LNB w/OFA LNB w/OFA &

SNCR ROFA w/Rotamix LNB w/OFA &

SCR ROFA w/SCR



# Unit Design and Coal Characteristics

Type of Unit PC PC PC PC PC PC

Net Power Output (kW) 100,000 100,000 100,000 100,000 100,000 100,000

Net Plant Heat Rate (Btu/kW-Hr) 11,351 11,351 11,351 11,351 11,351 11,351

Boiler Fuel Bituminous

Coal Bituminous

Coal Bituminous

Coal Bituminous

Coal Bituminous

Coal Bituminous

Coal

Coal Heating Value (Btu/Lb) 11,712 11,712 11,712 11,712 11,712 11,712

Coal Sulfur Content (wt.%) 0.570% 0.570% 0.570% 0.570% 0.570% 0.570%

Coal Ash Content (wt.%) 7.640% 7.640% 7.640% 7.640% 7.640% 7.640%

Boiler Heat Input, each (MMBtu/Hr) 1,135 1,135 1,135 1,135 1,135 1,135

Coal Flow Rate (Lb/Hr) 96,918 96,918 96,918 96,918 96,918 96,918

(Ton/Yr) 386,295 386,295 386,295 386,295 386,295 386,295

(MMBtu/Yr) 9,048,563 9,048,563 9,048,563 9,048,563 9,048,563 9,048,563

Emissions

Uncontrolled NOx (Lb/Hr) 364 364 364 364 364 364

(Lb/MMBtu) 0.32 0.32 0.32 0.32 0.32 0.32

(Lb Moles/Hr) 12.14 12.14 12.14 12.14 12.14 12.14

(Tons/Yr) 1,452 1,452 1,452 1,452 1,452 1,452

NOx Removal Rate (%) 0.0% 6.5% 29.9% 38.3% 78.2% 78.2%

(Lb/Hr) 0 24 109 140 285 285

(Lb Moles/Hr) 0.00 0.79 3.63 4.65 9.49 9.49

(Ton/Yr) 0 95 434 556 1,136 1,136

NOx Emission Rate (Lb/Hr) 364 341 255 225 79 79

(Lb/MMBtu) 0.32 0.30 0.23 0.20 0.07 0.07

(Ton/Yr) 1,452 1,357 1,018 896 317 317

General Plant Data

Annual Operation (Hours/Year) 7,972 7,972 7,972 7,972 7,972 7,972

Annual On-Site Power Plant Capacity Factor 91% 0.91 0.91 0.91 0.91 0.91

Economic Factors

Interest Rate (%) 8.55% 8.55% 8.55% 8.55% 8.55% 8.55%

Discount Rate (%) 9.00% 9.00% 9.00% 9.00% 9.00% 9.00%

Plant Economic Life (Years) 20 20 20 20 20 20

Installed Capital Costs

NOx Emission Control System ($2007) 0 4,448,000 6,945,500 7,884,900 35,048,000 38,484,900

Total Emission Control Systems ($2007) 0 4,448,000 6,945,500 7,884,900 35,048,000 38,484,900

NOx Emission Control System ($/kW) 0 44 69 79 350 385

Total Emission Control Systems ($/kW) 0 44 69 79 350 385

Total Fixed Operating & Maintenance Costs

Operating Labor ($) 0 0 0 0 0 0

Maintenance Material ($) 0 32,000 83,000 48,000 132,000 148,000

Maintenance Labor ($) 0 48,000 124,500 72,000 198,000 222,000

Administrative Labor ($) 0 0 0 0 0 0

Total Fixed O&M Cost ($) 0 80,000 207,500 120,000 330,000 370,000

Annual Fixed O&M Cost Escalation Rate (%) 2.00% 2.00% 2.00% 2.00% 2.00% 2.00%

Reagent Cost None None Anhydrous NH3 Anhydrous NH3 Anhydrous

NH3 Anhydrous

NH3

Unit Cost ($/Ton) 0.00 0.00 400 400 400 400

($/Lb) 0.000 0.000 0.200 0.200 0.200 0.200

Molar Stoichiometry 0.00 0.00 1.00 1.00 1.00 1.00

Reagent Purity (Wt.%) 100% 100% 100% 100% 100% 100%

Reagent Usage (Lb/Hr) 0 0 62 79 162 162

First Year Reagent Cost ($) 0 0 98,612 126,347 257,830 257,830

Annual Reagent Cost Escalation Rate (%) 2.00% 2.00% 2.00% 2.00% 2.00% 2.00%

SCR Catalyst / FF Bag Replacement Cost SCR Catalyst SCR Catalyst

Annual SCR Catalyst (m3) / No. FF Bags 0 0 0 0 50 44

SCR Catalyst ($/m3) / Bag Cost ($/ea.) 3,000 3,000 3,000 3,000 3,000 3,000

First Year SCR Catalyst / Bag Replace. Cost ($) 0 0 0 0 150,000 132,000

Annual SCR Catalyst / Bag Cost Esc. Rate (%) 2.00% 2.00% 2.00% 2.00% 2.00% 2.00%

Auxiliary Power Cost

Auxiliary Power Requirement (% of Plant Output) 0.00% 0.00% 0.10% 0.75% 0.66% 1.41%

(MW) 0.00 0.00 0.10 0.75 0.66 1.41

Unit Cost ($2007/MW-Hr) 50.00 50.00 50.00 50.00 50.00 50.00

First Year Auxiliary Power Cost ($) 0 0 39,858 297,221 263,063 560,284

Annual Power Cost Escalation Rate (%) 2.00% 2.00% 2.00% 2.00% 2.00% 2.00%

Economic factors as per Sierra Pacific 2008 plannin g guidelines



# Parameter Current

Operation 

# NOx Control

SP_Reid_BART_Economic_Analysis_10-1-08_NOx.xls 2 of 7 10/2/2008 8:29 AMCAPITAL COSTReid Gardner Unit 3CaseNOx Emission Control SystemSO2 Emission Control SystemPM Emission Control SystemCAPITAL COST COMPONENTFactor/Source Cost Factor/Source Cost Factor/Source CostFactor/Source Cost Factor/Source CostLNB w/OFA or ROFALNB w/OFA LNB w/OFA ROFA LNB w/OFA ROFAMajor Materials Design and SupplyVendor $1,600,000 Vendor $1,600,000 Vendor $2,880,000 Vendor $1,600,000 Vendor $2,880,000Construction70.0%$1,120,00070.0%$1,120,000Vendor$742,50070.0%$1,120,000Vendor$742,500Balance of Plant50.0%$800,00050.0%$800,00050.0%$1,440,00050.0%$800,00050.0%$1,440,000Electrical (Allowance)5.0%$80,0005.0%$80,00030.0%$864,0005.0%$80,00030.0%$864,000Owner's Costs10.0%$160,00010.0%$160,00010.0%$288,00010.0%$160,00010.0%$288,000Surcharge16.0%$256,00016.0%$256,00016.0%$460,80016.0%$256,00016.0%$460,800AFUDC12.0%$192,00012.0%$192,00012.0%$345,60012.0%$192,00012.0%$345,600Subtotal$4,208,000 $4,208,000 $7,020,900 $4,208,000 $7,020,900Contingency15.0%$240,00015.0%$240,00030.0%$864,00015.0%$240,00030.0%$864,000Total Capital Cost for LNB w/OFA, ROFA/Rotamix $4,448,000 $4,448,000 $7,884,900 $4,448,000 $7,884,900SNCR or SCR or RotamixSNCR Rotamix SCR SCRMajor Materials Design and SupplyVendor $0 Vendor $1,350,000 Vendor $1,029,000 Vendor $20,000,000 Vendor $20,000,000Construction0.0%$015.0%$202,500Vendor$247,5000.0%$00.0%$0Balance of Plant0.0%$012.0%$162,00012.0%$123,4800.0%$00.0%$0Electrical (Allowance)0.0%$05.0%$67,5000.0%$00.0%$00.0%$0Owner's Costs0.0%$010.0%$135,00010.0%$102,90010.0%$2,000,00010.0%$2,000,000Surcharge0.0%$016.0%$216,00016.0%$164,64016.0%$3,200,00016.0%$3,200,000AFUDC0.0%$012.0%$162,00012.0%$123,48012.0%$2,400,00012.0%$2,400,000Subtotal$0 $2,295,000 $1,791,000 $27,600,000 $27,600,000Contingency0.0%$015.0%$202,50015.0%$154,35015.0%$3,000,00015.0%$3,000,000Total Capital Cost for SNCR or SCR or Rotamix$0 $2,497,500 $1,945,350 $30,600,000 $30,600,000Fabric Filter Fabric FilterFabric FilterSoda Ash Wet FGDSoda Ash Wet FGDFabric FilterSoda Ash Wet FGD5LNB w/OFA & SCRLNB w/OFA & SNCRROFA w/SCRROFA w/RotamixParameterLNB w/OFAROFA w/Rotamix42NOx ControlLNB w/OFA & SNCRLNB w/OFA & SCR ROFA w/SCR6Fabric FilterLNB w/OFASoda Ash Wet FGDSoda Ash Wet FGD3SP_Reid_BART_Economic_Analysis_10-1-08_NOx.xls3 of 710/2/2008 8:29 AMReid Gardner Unit 3Current OperationYear DateTOTAL FIXEDO&M COSTMakeupWater CostReagent CostSCR CatalystCostElectricPower CostTOTAL VARIABLEO&M COSTDEBT SERVICETOTAL ANNUALCOSTControl Cost($/Ton NOx Removed)0 20131 2014 ---------2 2015 ---------3 2016 ---------4 2017 ---------5 2018 ---------6 2019 ---------7 2020 ---------8 2021 ---------9 2022 ---------10 2023 ---------11 2024 ---------12 2025 ---------13 2026 ---------14 2027 ---------15 2028 ---------16 2029 ---------17 2030 ---------18 2031 ---------19 2032 ---------20 2033 ---------Reid Gardner Unit 3LNB w/OFAYear DateTOTAL FIXEDO&M COSTMakeupWater CostReagent CostSCR CatalystCostElectricPower CostTOTAL VARIABLEO&M COSTDEBT SERVICETOTAL ANNUALCOSTControl Cost($/Ton NOx Removed)0 20131 2014 80,000-----471,737551,7375,8072 2015 81,600-----471,737553,3375,8243 2016 83,232-----471,737554,9695,8414 2017 84,897-----471,737556,6345,8595 2018 86,595-----471,737558,3325,8776 2019 88,326-----471,737560,0645,8957 2020 90,093-----471,737561,8305,9138 2021 91,895-----471,737563,6325,9329 2022 93,733-----471,737565,4705,95210 2023 95,607-----471,737567,3455,97111 2024 97,520-----471,737569,2575,99212 2025 99,470-----471,737571,2076,01213 2026 101,459-----471,737573,1966,03314 2027 103,489-----471,737575,2266,05415 2028 105,558-----471,737577,2956,07616 2029 107,669-----471,737579,4076,09817 2030 109,823-----471,737581,5606,12118 2031 112,019-----471,737583,7566,14419 2032 114,260-----471,737585,9976,16820 2033 116,545-----471,737588,2826,192SP_Reid_BART_Economic_Analysis_10-1-08_NOx.xls4 of 710/2/2008 8:29 AMReid Gardner Unit 3ROFA w/RotamixYear DateTOTAL FIXEDO&M COSTMakeupWater CostReagent CostSCR CatalystCostElectricPower CostTOTAL VARIABLEO&M COSTDEBT SERVICETOTAL ANNUALCOSTControl Cost($/Ton NOx Removed)0 20131 2014 120,000-126,347-297,221423,568836,2411,379,8092,4802 2015 122,400-128,874-303,166432,040836,2411,390,6812,4993 2016 124,848-131,452-309,229440,680836,2411,401,7692,5194 2017 127,345-134,081-315,413449,494836,2411,413,0802,5395 2018 129,892-136,762-321,722458,484836,2411,424,6172,5606 2019 132,490-139,497-328,156467,654836,2411,436,3842,5817 2020 135,139-142,287-334,719477,007836,2411,448,3872,6038 2021 137,842-145,133-341,414486,547836,2411,460,6302,6259 2022 140,599-148,036-348,242496,278836,2411,473,1182,64710 2023 143,411-150,997-355,207506,203836,2411,485,8552,67011 2024 146,279-154,016-362,311516,327836,2411,498,8482,69312 2025 149,205-157,097-369,557526,654836,2411,512,1002,71713 2026 152,189-160,239-376,948537,187836,2411,525,6172,74214 2027 155,233-163,443-384,487547,931836,2411,539,4042,76615 2028 158,337-166,712-392,177558,889836,2411,553,4682,79216 2029 161,504-170,047-400,020570,067836,2411,567,8122,81717 2030 164,734-173,448-408,021581,468836,2411,582,4442,84418 2031 168,029-176,916-416,181593,098836,2411,597,3682,87019 2032 171,390-180,455-424,505604,960836,2411,612,5902,89820 2033 174,817-184,064-432,995617,059836,2411,628,1172,926Reid Gardner Unit 3ROFA w/SCRYear DateTOTAL FIXEDO&M COSTMakeupWater CostReagent CostSCR CatalystCostElectricPower CostTOTAL VARIABLEO&M COSTDEBT SERVICETOTAL ANNUALCOSTControl Cost($/Ton NOx Removed)0 20131 2014 370,000-257,830132,000560,284950,1144,081,5555,401,6694,7572 2015 377,400-262,987134,640571,490969,1174,081,5555,428,0714,7803 2016 384,948-268,247137,333582,919988,4994,081,5555,455,0024,8044 2017 392,647-273,612140,079594,5781,008,2694,081,5555,482,4714,8285 2018 400,500-279,084142,881606,4691,028,4344,081,5555,510,4894,8536 2019 408,510-284,666145,739618,5991,049,0034,081,5555,539,0684,8787 2020 416,680-290,359148,653630,9711,069,9834,081,5555,568,2184,9038 2021 425,014-296,166151,627643,5901,091,3834,081,5555,597,9514,9309 2022 433,514-302,089154,659656,4621,113,2104,081,5555,628,2794,95610 2023 442,184-308,131157,752669,5911,135,4744,081,5555,659,2134,98311 2024 451,028-314,294160,907682,9831,158,1844,081,5555,690,7675,01112 2025 460,048-320,580164,125696,6431,181,3484,081,5555,722,9515,04013 2026 469,249-326,991167,408710,5751,204,9754,081,5555,755,7795,06914 2027 478,634-333,531170,756724,7871,229,0744,081,5555,789,2635,09815 2028 488,207-340,202174,171739,2831,253,6564,081,5555,823,4175,12816 2029 497,971-347,006177,655754,0681,278,7294,081,5555,858,2555,15917 2030 507,931-353,946181,208769,1501,304,3034,081,5555,893,7895,19018 2031 518,089-361,025184,832784,5331,330,3894,081,5555,930,0335,22219 2032 528,451-368,245188,529800,2231,356,9974,081,5555,967,0035,25520 2033 539,020-375,610192,299816,2281,384,1374,081,5556,004,7125,288SP_Reid_BART_Economic_Analysis_10-1-08_NOx.xls5 of 710/2/2008 8:29 AMReid Gardner Unit 3LNB w/OFA & SNCRYear DateTOTAL FIXEDO&M COSTMakeupWater CostReagent CostSCR CatalystCostElectricPower CostTOTAL VARIABLEO&M COSTDEBT SERVICETOTAL ANNUALCOSTControl Cost($/Ton NOx Removed)0 20131 2014 207,500-98,612-39,858138,470736,6121,082,5822,4932 2015 211,650-100,585-40,655141,240736,6121,089,5022,5083 2016 215,883-102,596-41,468144,065736,6121,096,5602,5254 2017 220,201-104,648-42,298146,946736,6121,103,7592,5415 2018 224,605-106,741-43,144149,885736,6121,111,1012,5586 2019 229,097-108,876-44,006152,883736,6121,118,5912,5757 2020 233,679-111,054-44,887155,940736,6121,126,2312,5938 2021 238,352-113,275-45,784159,059736,6121,134,0232,6119 2022 243,119-115,540-46,700162,240736,6121,141,9712,62910 2023 247,982-117,851-47,634165,485736,6121,150,0792,64811 2024 252,941-120,208-48,587168,795736,6121,158,3482,66712 2025 258,000-122,612-49,558172,171736,6121,166,7832,68613 2026 263,160-125,064-50,550175,614736,6121,175,3862,70614 2027 268,423-127,566-51,561179,126736,6121,184,1622,72615 2028 273,792-130,117-52,592182,709736,6121,193,1132,74716 2029 279,268-132,719-53,644186,363736,6121,202,2432,76817 2030 284,853-135,374-54,716190,090736,6121,211,5552,78918 2031 290,550-138,081-55,811193,892736,6121,221,0542,81119 2032 296,361-140,843-56,927197,770736,6121,230,7432,83420 2033 302,288-143,660-58,066201,725736,6121,240,6262,856Reid Gardner Unit 3LNB w/OFA & SCRYear DateTOTAL FIXEDO&M COSTMakeupWater CostReagent CostSCR CatalystCostElectricPower CostTOTAL VARIABLEO&M COSTDEBT SERVICETOTAL ANNUALCOSTControl Cost($/Ton NOx Removed)0 20131 2014 330,000-257,830150,000263,063670,8933,717,0514,717,9444,1552 2015 336,600-262,987153,000268,324684,3113,717,0514,737,9624,1723 2016 343,332-268,247156,060273,691697,9973,717,0514,758,3804,1904 2017 350,199-273,612159,181279,164711,9573,717,0514,779,2074,2095 2018 357,203-279,084162,365284,748726,1963,717,0514,800,4504,2276 2019 364,347-284,666165,612290,443740,7203,717,0514,822,1184,2467 2020 371,634-290,359168,924296,251755,5353,717,0514,844,2194,2668 2021 379,066-296,166172,303302,176770,6453,717,0514,866,7624,2869 2022 386,648-302,089175,749308,220786,0583,717,0514,889,7574,30610 2023 394,381-308,131179,264314,384801,7793,717,0514,913,2114,32711 2024 402,268-314,294182,849320,672817,8153,717,0514,937,1344,34812 2025 410,314-320,580186,506327,086834,1713,717,0514,961,5364,36913 2026 418,520-326,991190,236333,627850,8553,717,0514,986,4254,39114 2027 426,890-333,531194,041340,300867,8723,717,0515,011,8134,41315 2028 435,428-340,202197,922347,106885,2293,717,0515,037,7084,43616 2029 444,137-347,006201,880354,048902,9343,717,0515,064,1214,45917 2030 453,019-353,946205,918361,129920,9923,717,0515,091,0634,48318 2031 462,080-361,025210,036368,351939,4123,717,0515,118,5434,50719 2032 471,321-368,245214,237375,718958,2013,717,0515,146,5734,53220 2033 480,748-375,610218,522383,233977,3653,717,0515,175,1634,557SP_Reid_BART_Economic_Analysis_10-1-08_NOx.xls6 of 710/2/2008 8:29 AMReid Gardner Unit 3ROFAYear DateTOTAL FIXEDO&M COSTMakeupWater CostReagent CostSCR CatalystCostElectricPower CostTOTAL VARIABLEO&M COSTDEBT SERVICETOTAL ANNUALCOSTControl Cost($/Ton NOx Removed)0 20131 2014 80,000---297,221297,221836,2411,213,4624,7052 2015 81,600---303,166303,166836,2411,221,0074,7353 2016 83,232---309,229309,229836,2411,228,7024,7654 2017 84,897---315,413315,413836,2411,236,5514,7955 2018 86,595---321,722321,722836,2411,244,5574,8266 2019 88,326---328,156328,156836,2411,252,7244,8587 2020 90,093---334,719334,719836,2411,261,0534,8908 2021 91,895---341,414341,414836,2411,269,5494,9239 2022 93,733---348,242348,242836,2411,278,2164,95710 2023 95,607---355,207355,207836,2411,287,0554,99111 2024 97,520---362,311362,311836,2411,296,0715,02612 2025 99,470---369,557369,557836,2411,305,2685,06113 2026 101,459---376,948376,948836,2411,314,6495,09814 2027 103,489---384,487384,487836,2411,324,2175,13515 2028 105,558---392,177392,177836,2411,333,9765,17316 2029 107,669---400,020400,020836,2411,343,9315,21117 2030 109,823---408,021408,021836,2411,354,0855,25118 2031 112,019---416,181416,181836,2411,364,4425,29119 2032 114,260---424,505424,505836,2411,375,0065,33220 2033 116,545---432,995432,995836,2411,385,7815,374SP_Reid_BART_Economic_Analysis_10-1-08_NOx.xls7 of 710/2/2008 8:29 AMECONOMIC ANALYSIS SUMMARYReid Gardner Unit 3Boiler Design:PM ControlFabric FilterCase1 7PM Emission Control SystemFabric Filter Fabric FilterTOTAL INSTALLED CAPITAL COST ($)0 23,520,000FIRST YEAR O&M COST ($)Operating Labor ($)0 0Maintenance Material ($)0 128,000Maintenance Labor ($)0 216,000Administrative Labor ($)0 0TOTAL FIXED O&M COST0344,000Makeup Water Cost0 0Reagent Cost0 0SCR Catalyst / FF Bag Cost0 54,080Electric Power Cost0 159,432TOTAL VARIABLE O&M COST0213,512TOTAL FIRST YEAR O&M COST 0 557,512FIRST YEAR DEBT SERVICE ($)0 2,494,437TOTAL FIRST YEAR COST ($)0 3,051,949Power Consumption (MW)0.0 0.4Annual Power Usage (Million kW-Hr/Yr)0.03.2CONTROL COST ($/Ton Removed)PM Removal Rate (%)0.00%0.0%PM Removed (Tons/Yr)00First Year Average Control Cost ($/Ton PM Rem.)0#DIV/0!Incremental Control Cost ($/Ton PM Removed)Base#DIV/0!7-1ParameterCurrentOperationSP_Reid_BART_Economic_Analysis_10-1-08cf.xls1 of 510/2/2008 8:28 AM

# INPUT CALCULATIONS

Reid Gardner Unit 3 Boiler Design:



# PM Control

Fabric Filter

Case 1 7

PM Emission Control System Fabric Filter Fabric Filter



# Unit Design and Coal Characteristics

Type of Unit PC PC

Net Power Output (kW) 100,000 100,000

Net Plant Heat Rate (Btu/kW-Hr) 11,351 11,351

Boiler Fuel Bituminous

Coal Bituminous Coal

Coal Heating Value (Btu/Lb) 11,712 11,712

Coal Sulfur Content (wt.%) 0.570% 0.570%

Coal Ash Content (wt.%) 7.640% 7.640%

Boiler Heat Input, each (MMBtu/Hr) 1,135 1,135

Coal Flow Rate (Lb/Hr) 96,918 96,918

(Ton/Yr) 386,295 386,295

(MMBtu/Yr) 9,048,563 9,048,563

Emissions

Uncontrolled Fly Ash (Lb/Hr) 5,924 17

(Lb/MMBtu) 5.219 0.015

(Lb Moles/Hr) 197.4 0.6

(Tons/Yr) 23,610 68

Fly Ash Removal Rate (%) 99.71% 0.00%

(Lb/Hr) 5,907 0

(Ton/Yr) 23,542 0

Fly Ash Emission Rate (Lb/Hr) 17 17

(Lb/MMBtu) 0.015 0.015

(Ton/Yr) 68 68

General Plant Data

Annual Operation (Hours/Year) 7,972 7,972

Annual On-Site Power Plant Capacity Factor 91% 0.91

Economic Factors

Interest Rate (%) 8.55% 8.55%

Discount Rate (%) 9.00% 9.00%

Plant Economic Life (Years) 20 20

Installed Capital Costs

PM Emission Control System ($2007) 0 23,520,000

Total Emission Control Systems ($2007) 0 23,520,000

PM Emission Control System ($/kW) 0 235

Total Emission Control Systems ($/kW) 0 235

Total Fixed Operating & Maintenance Costs

Operating Labor ($) 0 0

Maintenance Material ($) 0 128,000

Maintenance Labor ($) 0 216,000

Administrative Labor ($) 0 0

Total Fixed O&M Cost ($) 0 344,000

Annual Fixed O&M Cost Escalation Rate (%) 2.00% 2.00%

Reagent Cost None None

Unit Cost ($/Ton) 0.00 0.00

($/Lb) 0.000 0.000

Molar Stoichiometry 0.00 0.00

Reagent Purity (Wt.%) 100% 200%

Reagent Usage (Lb/Hr) 0 0

First Year Reagent Cost ($) 0 0

Annual Reagent Cost Escalation Rate (%) 2.00% 2.00%

SCR Catalyst / FF Bag Replacement Cost Bags

Annual SCR Catalyst (m3) / No. FF Bags 0 520

SCR Catalyst ($/m3) / Bag Cost ($/ea.) 3,000 104

First Year SCR Catalyst / Bag Replace. Cost ($) 0 54,080

Annual SCR Catalyst / Bag Cost Esc. Rate (%) 2.00% 2.00%

Auxiliary Power Cost

Auxiliary Power Requirement (% of Plant Output) 0.00% 0.40%

(MW) 0.00 0.40

Unit Cost ($2007/MW-Hr) 50.00 50.00

First Year Auxiliary Power Cost ($) 0 159,432

Annual Power Cost Escalation Rate (%) 2.00% 2.00%

Economic factors as per Sierra Pacific 2008 plannin g guidelines



# Parameter Comments Current

Operation

SP_Reid_BART_Economic_Analysis_10-1-08cf.xls 2 of 5 10/2/2008 8:28 AMCAPITAL COSTReid Gardner Unit 3CaseNOx Emission Control SystemSO2 Emission Control SystemPM Emission Control SystemCAPITAL COST COMPONENTFactor/Source CostFabric FilterMajor Materials Design and SupplyVendor$21,000,000Construction0.0%$0Balance of Plant0.0%$0Electrical (Allowance)0.0%$0Owner's Costs0.0%$0Surcharge0.0%$0AFUDC12.0%$2,520,000Subtotal$23,520,000Contingency0.0%$0Total Capital Cost for Fabric Filter$23,520,000ParameterFabric FilterPM ControlFabric Filter7LNBSoda Ash Wet FGDSP_Reid_BART_Economic_Analysis_10-1-08cf.xls3 of 510/2/2008 8:28 AMReid Gardner Unit 3Current OperationYear DateTOTAL FIXEDO&M COSTMakeupWater CostReagent CostSCR CatalystCostElectricPower CostTOTAL VARIABLEO&M COSTDEBT SERVICETOTAL ANNUALCOSTControl Cost($/Ton NOx Removed)0 20131 2014 ---------2 2015 ---------3 2016 ---------4 2017 ---------5 2018 ---------6 2019 ---------7 2020 ---------8 2021 ---------9 2022 ---------10 2023 ---------11 2024 ---------12 2025 ---------13 2026 ---------14 2027 ---------15 2028 ---------16 2029 ---------17 2030 ---------18 2031 ---------19 2032 ---------20 2033 ---------Reid Gardner Unit 3Fabric FilterYear DateTOTAL FIXEDO&M COSTMakeupWater CostReagent CostSCR Catalyst / FFBag CostElectricPower CostTOTAL VARIABLEO&M COSTDEBT SERVICETOTAL ANNUALCOSTControl Cost($/Ton PM Removed)0 20131 2014 344,000--54,080159,432213,5122,494,4373,051,949#DIV/0!2 2015 350,880--55,162162,621217,7822,494,4373,063,099#DIV/0!3 2016 357,898--56,265165,873222,1382,494,4373,074,473#DIV/0!4 2017 365,056--57,390169,191226,5812,494,4373,086,073#DIV/0!5 2018 372,357--58,538172,574231,1122,494,4373,097,906#DIV/0!6 2019 379,804--59,709176,026235,7352,494,4373,109,976#DIV/0!7 2020 387,400--60,903179,546240,4492,494,4373,122,286#DIV/0!8 2021 395,148--62,121183,137245,2582,494,4373,134,843#DIV/0!9 2022 403,051--63,363186,800250,1632,494,4373,147,651#DIV/0!10 2023 411,112--64,631190,536255,1672,494,4373,160,716#DIV/0!11 2024 419,334--65,923194,347260,2702,494,4373,174,041#DIV/0!12 2025 427,721--67,242198,234265,4752,494,4373,187,633#DIV/0!13 2026 436,275--68,587202,198270,7852,494,4373,201,497#DIV/0!14 2027 445,001--69,958206,242276,2012,494,4373,215,638#DIV/0!15 2028 453,901--71,357210,367281,7252,494,4373,230,062#DIV/0!16 2029 462,979--72,785214,574287,3592,494,4373,244,775#DIV/0!17 2030 472,238--74,240218,866293,1062,494,4373,259,782#DIV/0!18 2031 481,683--75,725223,243298,9682,494,4373,275,089#DIV/0!19 2032 491,317--77,240227,708304,9482,494,4373,290,702#DIV/0!20 2033 501,143--78,784232,262311,0472,494,4373,306,627#DIV/0!SP_Reid_BART_Economic_Analysis_10-1-08cf.xls4 of 510/2/2008 8:28 AM