ECONOMIC ANALYSIS SUMMARYReid Gardner Unit 2Boiler 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 0 169,985 234,741 326,816 326,816SCR Catalyst / FF Bag Cost0 0 0 0 150,000 112,500Electric Power Cost0 0 41,172 307,020 271,735 578,755TOTAL VARIABLE O&M COST00211,157541,760748,5511,018,071TOTAL FIRST YEAR O&M COST 0 80,000 418,657 661,760 1,078,551 1,388,071FIRST YEAR DEBT SERVICE ($)0 471,737 736,612 836,241 3,717,051 4,081,555TOTAL FIRST YEAR COST ($)0 551,737 1,155,269 1,498,001 4,795,602 5,469,625Power Consumption (MW)0.0 0.0 0.1 0.7 0.7 1.4Annual Power Usage (Million kW-Hr/Yr)0.00.00.86.15.411.6CONTROL COST ($/Ton Removed)NOx Removal Rate (%)0.0%23.7%42.7%59.0%82.2%82.2%NOx Removed (Tons/Yr)04147491,0341,4391,439First Year Average Control Cost ($/Ton NOx Rem.)01,3311,5431,4493,3323,800Incremental Control Cost ($/Ton NOx Removed)01,3311,8061,2028,131#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 2 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) 10,824 10,824 10,824 10,824 10,824 10,824

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) 1,082 1,082 1,082 1,082 1,082 1,082

Coal Flow Rate (Lb/Hr) 92,418 92,418 92,418 92,418 92,418 92,418

(Ton/Yr) 380,504 380,504 380,504 380,504 380,504 380,504

(MMBtu/Yr) 8,912,915 8,912,915 8,912,915 8,912,915 8,912,915 8,912,915

Emissions

Uncontrolled NOx (Lb/Hr) 425 425 425 425 425 425

(Lb/MMBtu) 0.39 0.39 0.39 0.39 0.39 0.39

(Lb Moles/Hr) 14.17 14.17 14.17 14.17 14.17 14.17

(Tons/Yr) 1,751 1,751 1,751 1,751 1,751 1,751

NOx Removal Rate (%) 0.0% 23.7% 42.7% 59.0% 82.2% 82.2%

(Lb/Hr) 0 101 182 251 350 350

(Lb Moles/Hr) 0.00 3.35 6.06 8.37 11.65 11.65

(Ton/Yr) 0 414 749 1,034 1,439 1,439

NOx Emission Rate (Lb/Hr) 425 325 244 174 76 76

(Lb/MMBtu) 0.39 0.30 0.23 0.16 0.07 0.07

(Ton/Yr) 1,751 1,337 1,003 717 312 312

General Plant Data

Annual Operation (Hours/Year) 8,234 8,234 8,234 8,234 8,234 8,234

Annual On-Site Power Plant Capacity Factor 94% 0.94 0.94 0.94 0.94 0.94

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 0 103 143 198 198

First Year Reagent Cost ($) 0 0 169,985 234,741 326,816 326,816

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 38

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 0 150,000 112,500

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 41,172 307,020 271,735 578,755

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 2CaseNOx 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 $30,600,000Fabric Filter Fabric FilterFabric FilterSoda Ash Wet FGDSoda Ash Wet FGDFabric FilterSoda Ash Wet FGD5LNB w/OFA & SCRLNB w/OFA & SNCRROFA w/SCRROFA w/RotamixParameterLNB w/OFAROFA w/Rotamix42NOx ControlLNB w/OFA & SNCRLNB w/OFA & SCR ROFA w/SCR6Fabric FilterLNB w/OFASoda Ash Wet FGDSoda Ash Wet FGD3SP_Reid_BART_Economic_Analysis_10-1-08_NOx.xls3 of 710/2/2008 8:29 AMReid Gardner Unit 2Current OperationYear DateTOTAL FIXEDO&M COSTMakeupWater CostReagent CostSCR CatalystCostElectricPower CostTOTAL VARIABLEO&M COSTDEBT SERVICETOTAL ANNUALCOSTControl Cost($/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 2LNB w/OFAYear DateTOTAL FIXEDO&M COSTMakeupWater CostReagent CostSCR CatalystCostElectricPower CostTOTAL VARIABLEO&M COSTDEBT SERVICETOTAL ANNUALCOSTControl Cost($/Ton NOx Removed)0 20131 2014 80,000-----471,737551,7371,3312 2015 81,600-----471,737553,3371,3353 2016 83,232-----471,737554,9691,3394 2017 84,897-----471,737556,6341,3435 2018 86,595-----471,737558,3321,3476 2019 88,326-----471,737560,0641,3517 2020 90,093-----471,737561,8301,3568 2021 91,895-----471,737563,6321,3609 2022 93,733-----471,737565,4701,36410 2023 95,607-----471,737567,3451,36911 2024 97,520-----471,737569,2571,37412 2025 99,470-----471,737571,2071,37813 2026 101,459-----471,737573,1961,38314 2027 103,489-----471,737575,2261,38815 2028 105,558-----471,737577,2951,39316 2029 107,669-----471,737579,4071,39817 2030 109,823-----471,737581,5601,40318 2031 112,019-----471,737583,7561,40919 2032 114,260-----471,737585,9971,41420 2033 116,545-----471,737588,2821,419SP_Reid_BART_Economic_Analysis_10-1-08_NOx.xls4 of 710/2/2008 8:29 AMReid Gardner Unit 2ROFA w/RotamixYear DateTOTAL FIXEDO&M COSTMakeupWater CostReagent CostSCR CatalystCostElectricPower CostTOTAL VARIABLEO&M COSTDEBT SERVICETOTAL ANNUALCOSTControl Cost($/Ton NOx Removed)0 20131 2014 120,000-234,741-307,020541,760836,2411,498,0011,4492 2015 122,400-239,436-313,160552,595836,2411,511,2361,4623 2016 124,848-244,224-319,423563,647836,2411,524,7361,4754 2017 127,345-249,109-325,812574,920836,2411,538,5061,4885 2018 129,892-254,091-332,328586,419836,2411,552,5521,5026 2019 132,490-259,173-338,974598,147836,2411,566,8781,5167 2020 135,139-264,356-345,754610,110836,2411,581,4911,5308 2021 137,842-269,643-352,669622,312836,2411,596,3961,5449 2022 140,599-275,036-359,722634,759836,2411,611,5991,55910 2023 143,411-280,537-366,917647,454836,2411,627,1061,57411 2024 146,279-286,148-374,255660,403836,2411,642,9231,58912 2025 149,205-291,871-381,740673,611836,2411,659,0571,60513 2026 152,189-297,708-389,375687,083836,2411,675,5131,62114 2027 155,233-303,662-397,163700,825836,2411,692,2981,63715 2028 158,337-309,735-405,106714,841836,2411,709,4201,65316 2029 161,504-315,930-413,208729,138836,2411,726,8831,67017 2030 164,734-322,249-421,472743,721836,2411,744,6961,68718 2031 168,029-328,694-429,902758,595836,2411,762,8651,70519 2032 171,390-335,268-438,500773,767836,2411,781,3981,72320 2033 174,817-341,973-447,270789,242836,2411,800,3011,741Reid Gardner Unit 2ROFA w/SCRYear DateTOTAL FIXEDO&M COSTMakeupWater CostReagent CostSCR CatalystCostElectricPower CostTOTAL VARIABLEO&M COSTDEBT SERVICETOTAL ANNUALCOSTControl Cost($/Ton NOx Removed)0 20131 2014 370,000-326,816112,500578,7551,018,0714,081,5555,469,6253,8002 2015 377,400-333,352114,750590,3301,038,4324,081,5555,497,3873,8193 2016 384,948-340,019117,045602,1361,059,2014,081,5555,525,7033,8394 2017 392,647-346,819119,386614,1791,080,3854,081,5555,554,5863,8595 2018 400,500-353,756121,774626,4631,101,9924,081,5555,584,0473,8796 2019 408,510-360,831124,209638,9921,124,0324,081,5555,614,0973,9007 2020 416,680-368,048126,693651,7721,146,5134,081,5555,644,7483,9228 2021 425,014-375,409129,227664,8071,169,4434,081,5555,676,0113,9439 2022 433,514-382,917131,812678,1031,192,8324,081,5555,707,9013,96510 2023 442,184-390,575134,448691,6661,216,6884,081,5555,740,4273,98811 2024 451,028-398,387137,137705,4991,241,0224,081,5555,773,6054,01112 2025 460,048-406,354139,880719,6091,265,8434,081,5555,807,4464,03513 2026 469,249-414,481142,677734,0011,291,1604,081,5555,841,9644,05914 2027 478,634-422,771145,531748,6811,316,9834,081,5555,877,1724,08315 2028 488,207-431,226148,441763,6551,343,3224,081,5555,913,0844,10816 2029 497,971-439,851151,410778,9281,370,1894,081,5555,949,7154,13317 2030 507,931-448,648154,438794,5061,397,5934,081,5555,987,0784,15918 2031 518,089-457,621157,527810,3961,425,5444,081,5556,025,1894,18619 2032 528,451-466,773160,678826,6041,454,0554,081,5556,064,0614,21320 2033 539,020-476,109163,891843,1361,483,1364,081,5556,103,7114,240SP_Reid_BART_Economic_Analysis_10-1-08_NOx.xls5 of 710/2/2008 8:29 AMReid Gardner Unit 2LNB w/OFA & SNCRYear DateTOTAL FIXEDO&M COSTMakeupWater CostReagent CostSCR CatalystCostElectricPower CostTOTAL VARIABLEO&M COSTDEBT SERVICETOTAL ANNUALCOSTControl Cost($/Ton NOx Removed)0 20131 2014 207,500-169,985-41,172211,157736,6121,155,2691,5432 2015 211,650-173,384-41,995215,380736,6121,163,6421,5543 2016 215,883-176,852-42,835219,687736,6121,172,1821,5664 2017 220,201-180,389-43,692224,081736,6121,180,8941,5775 2018 224,605-183,997-44,566228,563736,6121,189,7791,5896 2019 229,097-187,677-45,457233,134736,6121,198,8431,6017 2020 233,679-191,430-46,366237,797736,6121,208,0871,6148 2021 238,352-195,259-47,294242,553736,6121,217,5171,6269 2022 243,119-199,164-48,240247,404736,6121,227,1351,63910 2023 247,982-203,147-49,204252,352736,6121,236,9451,65211 2024 252,941-207,210-50,188257,399736,6121,246,9521,66612 2025 258,000-211,355-51,192262,547736,6121,257,1591,67913 2026 263,160-215,582-52,216267,798736,6121,267,5701,69314 2027 268,423-219,893-53,260273,154736,6121,278,1891,70715 2028 273,792-224,291-54,326278,617736,6121,289,0211,72216 2029 279,268-228,777-55,412284,189736,6121,300,0691,73617 2030 284,853-233,352-56,520289,873736,6121,311,3381,75218 2031 290,550-238,020-57,651295,670736,6121,322,8321,76719 2032 296,361-242,780-58,804301,584736,6121,334,5571,78320 2033 302,288-247,636-59,980307,615736,6121,346,5161,799Reid Gardner Unit 2LNB w/OFA & SCRYear DateTOTAL FIXEDO&M COSTMakeupWater CostReagent CostSCR CatalystCostElectricPower CostTOTAL VARIABLEO&M COSTDEBT SERVICETOTAL ANNUALCOSTControl Cost($/Ton NOx Removed)0 20131 2014 330,000-326,816150,000271,735748,5513,717,0514,795,6023,3322 2015 336,600-333,352153,000277,170763,5223,717,0514,817,1733,3473 2016 343,332-340,019156,060282,713778,7923,717,0514,839,1753,3624 2017 350,199-346,819159,181288,368794,3683,717,0514,861,6183,3775 2018 357,203-353,756162,365294,135810,2563,717,0514,884,5093,3936 2019 364,347-360,831165,612300,018826,4613,717,0514,907,8583,4107 2020 371,634-368,048168,924306,018842,9903,717,0514,931,6743,4268 2021 379,066-375,409172,303312,138859,8503,717,0514,955,9673,4439 2022 386,648-382,917175,749318,381877,0473,717,0514,980,7453,46010 2023 394,381-390,575179,264324,749894,5883,717,0515,006,0193,47811 2024 402,268-398,387182,849331,244912,4793,717,0515,031,7983,49612 2025 410,314-406,354186,506337,869930,7293,717,0515,058,0933,51413 2026 418,520-414,481190,236344,626949,3443,717,0515,084,9143,53314 2027 426,890-422,771194,041351,518968,3303,717,0515,112,2713,55215 2028 435,428-431,226197,922358,549987,6973,717,0515,140,1763,57116 2029 444,137-439,851201,880365,7201,007,4513,717,0515,168,6383,59117 2030 453,019-448,648205,918373,0341,027,6003,717,0515,197,6703,61118 2031 462,080-457,621210,036380,4951,048,1523,717,0515,227,2823,63119 2032 471,321-466,773214,237388,1051,069,1153,717,0515,257,4873,65220 2033 480,748-476,109218,522395,8671,090,4973,717,0515,288,2963,674SP_Reid_BART_Economic_Analysis_10-1-08_NOx.xls6 of 710/2/2008 8:29 AMReid Gardner Unit 2ROFAYear DateTOTAL FIXEDO&M COSTMakeupWater CostReagent CostSCR CatalystCostElectricPower CostTOTAL VARIABLEO&M COSTDEBT SERVICETOTAL ANNUALCOSTControl Cost($/Ton NOx Removed)0 20131 2014 80,000---307,020307,020836,2411,223,2611,6342 2015 81,600---313,160313,160836,2411,231,0011,6443 2016 83,232---319,423319,423836,2411,238,8961,6554 2017 84,897---325,812325,812836,2411,246,9491,6665 2018 86,595---332,328332,328836,2411,255,1631,6766 2019 88,326---338,974338,974836,2411,263,5421,6887 2020 90,093---345,754345,754836,2411,272,0881,6998 2021 91,895---352,669352,669836,2411,280,8051,7119 2022 93,733---359,722359,722836,2411,289,6961,72310 2023 95,607---366,917366,917836,2411,298,7651,73511 2024 97,520---374,255374,255836,2411,308,0161,74712 2025 99,470---381,740381,740836,2411,317,4511,76013 2026 101,459---389,375389,375836,2411,327,0751,77314 2027 103,489---397,163397,163836,2411,336,8921,78615 2028 105,558---405,106405,106836,2411,346,9051,79916 2029 107,669---413,208413,208836,2411,357,1181,81317 2030 109,823---421,472421,472836,2411,367,5361,82718 2031 112,019---429,902429,902836,2411,378,1621,84119 2032 114,260---438,500438,500836,2411,389,0001,85520 2033 116,545---447,270447,270836,2411,400,0551,870SP_Reid_BART_Economic_Analysis_10-1-08_NOx.xls7 of 710/2/2008 8:29 AMECONOMIC ANALYSIS SUMMARYReid Gardner Unit 2Boiler 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 164,688TOTAL VARIABLE O&M COST0218,768TOTAL FIRST YEAR O&M COST 0 562,768FIRST YEAR DEBT SERVICE ($)0 2,494,437TOTAL FIRST YEAR COST ($)0 3,057,205Power Consumption (MW)0.0 0.4Annual Power Usage (Million kW-Hr/Yr)0.03.3CONTROL 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 2 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) 10,824 10,824

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) 1,082 1,082

Coal Flow Rate (Lb/Hr) 92,418 92,418

(Ton/Yr) 380,504 380,504

(MMBtu/Yr) 8,912,915 8,912,915

Emissions

Uncontrolled Fly Ash (Lb/Hr) 5,649 16

(Lb/MMBtu) 5.219 0.015

(Lb Moles/Hr) 188.2 0.5

(Tons/Yr) 23,256 67

Fly Ash Removal Rate (%) 99.71% 0.00%

(Lb/Hr) 5,632 0

(Ton/Yr) 23,190 0

Fly Ash Emission Rate (Lb/Hr) 16 16

(Lb/MMBtu) 0.015 0.015

(Ton/Yr) 67 67

General Plant Data

Annual Operation (Hours/Year) 8,234 8,234

Annual On-Site Power Plant Capacity Factor 94% 0.94

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 ($) 0 164,688

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 2CaseNOx 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$23,520,000ParameterFabric FilterPM ControlFabric Filter7LNBSoda Ash Wet FGDSP_Reid_BART_Economic_Analysis_10-1-08cf.xls3 of 510/2/2008 8:28 AMReid Gardner Unit 2Current OperationYear DateTOTAL FIXEDO&M COSTMakeupWater CostReagent CostSCR CatalystCostElectricPower CostTOTAL VARIABLEO&M COSTDEBT SERVICETOTAL ANNUALCOSTControl Cost($/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 2Fabric 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--54,080164,688218,7682,494,4373,057,205#DIV/0!2 2015 350,880--55,162167,982223,1432,494,4373,068,461#DIV/0!3 2016 357,898--56,265171,341227,6062,494,4373,079,941#DIV/0!4 2017 365,056--57,390174,768232,1582,494,4373,091,651#DIV/0!5 2018 372,357--58,538178,264236,8022,494,4373,103,595#DIV/0!6 2019 379,804--59,709181,829241,5382,494,4373,115,779#DIV/0!7 2020 387,400--60,903185,465246,3682,494,4373,128,205#DIV/0!8 2021 395,148--62,121189,175251,2962,494,4373,140,881#DIV/0!9 2022 403,051--63,363192,958256,3222,494,4373,153,810#DIV/0!10 2023 411,112--64,631196,817261,4482,494,4373,166,997#DIV/0!11 2024 419,334--65,923200,754266,6772,494,4373,180,448#DIV/0!12 2025 427,721--67,242204,769272,0112,494,4373,194,169#DIV/0!13 2026 436,275--68,587208,864277,4512,494,4373,208,163#DIV/0!14 2027 445,001--69,958213,041283,0002,494,4373,222,438#DIV/0!15 2028 453,901--71,357217,302288,6602,494,4373,236,998#DIV/0!16 2029 462,979--72,785221,648294,4332,494,4373,251,849#DIV/0!17 2030 472,238--74,240226,081300,3222,494,4373,266,997#DIV/0!18 2031 481,683--75,725230,603306,3282,494,4373,282,448#DIV/0!19 2032 491,317--77,240235,215312,4552,494,4373,298,209#DIV/0!20 2033 501,143--78,784239,919318,7042,494,4373,314,284#DIV/0!SP_Reid_BART_Economic_Analysis_10-1-08cf.xls4 of 510/2/2008 8:28 AM