ECONOMIC ANALYSIS SUMMARY

Reid Gardner Unit 2 Boiler Design: Foster Wheeler Wall-Fired PC

LNB w/OFA LNB w/OFA & SNCR ROFA w/Rotamix L

Case 1 2 3 4 

NOx Emission Control System LNB LNB w/OFA

LNB w/OFA & 

SNCR ROFA w/Rotamix

TOTAL INSTALLED CAPITAL COST ($) 0 4,448,000 6,945,500 7,884,900 FIRST YEAR O&M COST ($)

Operating Labor ($) 0 0 0 0 Maintenance Material ($) 0 32,000 83,000 48,000 Maintenance Labor ($) 0 48,000 124,500 72,000 Administrative Labor ($) 0 0 0 0 TOTAL FIXED O&M COST

0 80,000 207,500 120,000 

Makeup Water Cost 0 0 0 0 Reagent Cost 0 0 169,985 234,741 SCR Catalyst / FF Bag Cost 0 0 0 0 Electric Power Cost 0 0 41,172 307,020 TOTAL VARIABLE O&M COST

0

0 211,157 541,760 

TOTAL FIRST YEAR O&M COST 0 80,000 418,657 661,760 

FIRST YEAR DEBT SERVICE ($) 0 471,737 736,612 836,241 TOTAL FIRST YEAR COST ($) 0 551,737 1,155,269 1,498,001 

Power Consumption (MW) 0.0 0.0 0.1 0.7 

Annual Power Usage (Million kW-Hr/Yr) 0.0 0.0 0.8 6.1 

CONTROL COST ($/Ton Removed)

NOx Removal Rate (%) 0.0% 23.7% 42.7% 59.0% NOx Removed (Tons/Yr)

0 414 749 1,034 

First Year Average Control Cost ($/Ton NOx Rem.)

0 1,331 1,543 1,449 

Incremental Control Cost ($/Ton NOx Removed)

0 1,331 1,806 1,202 

Parameter Current Operation

NOx Control

SP_Reid_BART_Economic_Analysis_10-1-08_NOx.xls 1 of 7 
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 planning guidelines

Parameter Current 

Operation

NOx Control

SP_Reid_BART_Economic_Analysis_10-1-08_NOx.xls 2 of 7 10/2/2008 8:29 AM
CAPITAL COST

Reid Gardner Unit 2

Case

NOx Emission Control SystemSO2 Emission Control SystemPM Emission Control System

CAPITAL COST COMPONENT Factor/Source Cost Factor/Source Cost Factor/Source Cost Factor/Source Cost LNB w/OFA or ROFA LNB w/OFA LNB w/OFA ROFA LNB w/O

Major Materials Design and Supply Vendor $1,600,000 Vendor $1,600,000 Vendor $2,880,000 Vendor $1,60

Construction 70.0% $1,120,000 70.0% $1,120,000 Vendor $742,500 70.0% $1,12

Balance of Plant 50.0% $800,000 50.0% $800,000 50.0% $1,440,000 50.0% $80

Electrical (Allowance) 5.0% $80,000 5.0% $80,000 30.0% $864,000 5.0% $8

Owner's Costs 10.0% $160,000 10.0% $160,000 10.0% $288,000 10.0% $16Surcharge 16.0% $256,000 16.0% $256,000 16.0% $460,800 16.0% $25AFUDC 12.0% $192,000 12.0% $192,000 12.0% $345,600 12.0% $19Subtotal $4,208,000 $4,208,000 $7,020,900 $4,20Contingency 15.0% $240,000 15.0% $240,000 30.0% $864,000 15.0% $24Total Capital Cost for LNB w/OFA, ROFA/Rotamix $4,448,000 $4,448,000 $7,884,900 $4,44

SNCR or SCR or Rotamix SNCR Rotamix SCR 

Major Materials Design and Supply Vendor $0 Vendor $1,350,000 Vendor $1,029,000 Vendor $20,00

Construction 0.0% $0 15.0% $202,500 Vendor $247,500 0.0% 

Balance of Plant 0.0% $0 12.0% $162,000 12.0% $123,480 0.0% Electrical (Allowance) 0.0% $0 5.0% $67,500 0.0% $0 0.0% Owner's Costs 0.0% $0 10.0% $135,000 10.0% $102,900 10.0% $2,00Surcharge 0.0% $0 16.0% $216,000 16.0% $164,640 16.0% $3,20AFUDC 0.0% $0 12.0% $162,000 12.0% $123,480 12.0% $2,40Subtotal $0 $2,295,000 $1,791,000 $27,60Contingency 0.0% $0 15.0% $202,500 15.0% $154,350 15.0% $3,00Total Capital Cost for SNCR or SCR or Rotamix $0 $2,497,500 $1,945,350 $30,60

Fabric Filter Fabric Filter 

Soda Ash Wet FGD 

Fabric Filter

Soda Ash Wet FGD

5

LNB w/OFA & SNCR ROFA w/Rotamix LNB w/OFA & SCR 

Parameter

LNB w/OFA ROFA w/Rotamix

2 4

NOx Control

LNB w/OFA & SNCR LNB w/OFA & SCR 

Fabric Filter

LNB w/OFA

Soda Ash Wet FGD Soda Ash Wet FGD

3

SP_Reid_BART_Economic_Analysis_10-1-08_NOx.xls 3 of 7 
Reid Gardner Unit 2 Current Operation

Year Date TOTAL FIXED O&M COST Makeup Water Cost Reagent Cost SCR Catalyst Cost Electric Power Cost TOTAL VARIABLE O&M COST DEBT SERVICE TOTAL ANNUAL COST 

(

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 2 LNB w/OFA

Year Date TOTAL FIXED O&M COST Makeup Water Cost Reagent Cost SCR Catalyst Cost Electric Power Cost TOTAL VARIABLE O&M COST DEBT SERVICE TOTAL ANNUAL COST 

(

0 20131 2014 80,000 - - - - - 471,737 551,737 2 2015 81,600 - - - - - 471,737 553,337 3 2016 83,232 - - - - - 471,737 554,969 4 2017 84,897 - - - - - 471,737 556,634 5 2018 86,595 - - - - - 471,737 558,332 6 2019 88,326 - - - - - 471,737 560,064 7 2020 90,093 - - - - - 471,737 561,830 8 2021 91,895 - - - - - 471,737 563,632 9 2022 93,733 - - - - - 471,737 565,470 

10 2023 95,607 - - - - - 471,737 567,345 11 2024 97,520 - - - - - 471,737 569,257 12 2025 99,470 - - - - - 471,737 571,207 13 2026 101,459 - - - - - 471,737 573,196 14 2027 103,489 - - - - - 471,737 575,226 15 2028 105,558 - - - - - 471,737 577,295 16 2029 107,669 - - - - - 471,737 579,407 17 2030 109,823 - - - - - 471,737 581,560 18 2031 112,019 - - - - - 471,737 583,756 19 2032 114,260 - - - - - 471,737 585,997 20 2033 116,545 - - - - - 471,737 588,282 

SP_Reid_BART_Economic_Analysis_10-1-08_NOx.xls 4 of 7 
Reid Gardner Unit 2 ROFA w/Rotamix

Year Date TOTAL FIXED O&M COST Makeup Water Cost Reagent Cost SCR Catalyst Cost Electric Power Cost TOTAL VARIABLE O&M COST DEBT SERVICE TOTAL ANNUAL COST 

(

0 20131 2014 120,000 - 234,741 - 307,020 541,760 836,241 1,498,001 2 2015 122,400 - 239,436 - 313,160 552,595 836,241 1,511,236 3 2016 124,848 - 244,224 - 319,423 563,647 836,241 1,524,736 4 2017 127,345 - 249,109 - 325,812 574,920 836,241 1,538,506 5 2018 129,892 - 254,091 - 332,328 586,419 836,241 1,552,552 6 2019 132,490 - 259,173 - 338,974 598,147 836,241 1,566,878 7 2020 135,139 - 264,356 - 345,754 610,110 836,241 1,581,491 8 2021 137,842 - 269,643 - 352,669 622,312 836,241 1,596,396 9 2022 140,599 - 275,036 - 359,722 634,759 836,241 1,611,599 

10 2023 143,411 - 280,537 - 366,917 647,454 836,241 1,627,106 11 2024 146,279 - 286,148 - 374,255 660,403 836,241 1,642,923 12 2025 149,205 - 291,871 - 381,740 673,611 836,241 1,659,057 13 2026 152,189 - 297,708 - 389,375 687,083 836,241 1,675,513 14 2027 155,233 - 303,662 - 397,163 700,825 836,241 1,692,298 15 2028 158,337 - 309,735 - 405,106 714,841 836,241 1,709,420 16 2029 161,504 - 315,930 - 413,208 729,138 836,241 1,726,883 17 2030 164,734 - 322,249 - 421,472 743,721 836,241 1,744,696 18 2031 168,029 - 328,694 - 429,902 758,595 836,241 1,762,865 19 2032 171,390 - 335,268 - 438,500 773,767 836,241 1,781,398 20 2033 174,817 - 341,973 - 447,270 789,242 836,241 1,800,301 

Reid Gardner Unit 2 ROFA w/SCR

Year Date TOTAL FIXED O&M COST Makeup Water Cost Reagent Cost SCR Catalyst Cost Electric Power Cost TOTAL VARIABLE O&M COST DEBT SERVICE TOTAL ANNUAL COST 

(

0 20131 2014 370,000 - 326,816 112,500 578,755 1,018,071 4,081,555 5,469,625 2 2015 377,400 - 333,352 114,750 590,330 1,038,432 4,081,555 5,497,387 3 2016 384,948 - 340,019 117,045 602,136 1,059,201 4,081,555 5,525,703 4 2017 392,647 - 346,819 119,386 614,179 1,080,385 4,081,555 5,554,586 5 2018 400,500 - 353,756 121,774 626,463 1,101,992 4,081,555 5,584,047 6 2019 408,510 - 360,831 124,209 638,992 1,124,032 4,081,555 5,614,097 7 2020 416,680 - 368,048 126,693 651,772 1,146,513 4,081,555 5,644,748 8 2021 425,014 - 375,409 129,227 664,807 1,169,443 4,081,555 5,676,011 9 2022 433,514 - 382,917 131,812 678,103 1,192,832 4,081,555 5,707,901 

10 2023 442,184 - 390,575 134,448 691,666 1,216,688 4,081,555 5,740,427 11 2024 451,028 - 398,387 137,137 705,499 1,241,022 4,081,555 5,773,605 12 2025 460,048 - 406,354 139,880 719,609 1,265,843 4,081,555 5,807,446 13 2026 469,249 - 414,481 142,677 734,001 1,291,160 4,081,555 5,841,964 14 2027 478,634 - 422,771 145,531 748,681 1,316,983 4,081,555 5,877,172 15 2028 488,207 - 431,226 148,441 763,655 1,343,322 4,081,555 5,913,084 16 2029 497,971 - 439,851 151,410 778,928 1,370,189 4,081,555 5,949,715 17 2030 507,931 - 448,648 154,438 794,506 1,397,593 4,081,555 5,987,078 18 2031 518,089 - 457,621 157,527 810,396 1,425,544 4,081,555 6,025,189 19 2032 528,451 - 466,773 160,678 826,604 1,454,055 4,081,555 6,064,061 20 2033 539,020 - 476,109 163,891 843,136 1,483,136 4,081,555 6,103,711 

SP_Reid_BART_Economic_Analysis_10-1-08_NOx.xls 5 of 7 
Reid Gardner Unit 2 LNB w/OFA & SNCR

Year Date TOTAL FIXED O&M COST Makeup Water Cost Reagent Cost SCR Catalyst Cost Electric Power Cost TOTAL VARIABLE O&M COST DEBT SERVICE TOTAL ANNUAL COST 

(

0 20131 2014 207,500 - 169,985 - 41,172 211,157 736,612 1,155,269 2 2015 211,650 - 173,384 - 41,995 215,380 736,612 1,163,642 3 2016 215,883 - 176,852 - 42,835 219,687 736,612 1,172,182 4 2017 220,201 - 180,389 - 43,692 224,081 736,612 1,180,894 5 2018 224,605 - 183,997 - 44,566 228,563 736,612 1,189,779 6 2019 229,097 - 187,677 - 45,457 233,134 736,612 1,198,843 7 2020 233,679 - 191,430 - 46,366 237,797 736,612 1,208,087 8 2021 238,352 - 195,259 - 47,294 242,553 736,612 1,217,517 9 2022 243,119 - 199,164 - 48,240 247,404 736,612 1,227,135 

10 2023 247,982 - 203,147 - 49,204 252,352 736,612 1,236,945 11 2024 252,941 - 207,210 - 50,188 257,399 736,612 1,246,952 12 2025 258,000 - 211,355 - 51,192 262,547 736,612 1,257,159 13 2026 263,160 - 215,582 - 52,216 267,798 736,612 1,267,570 14 2027 268,423 - 219,893 - 53,260 273,154 736,612 1,278,189 15 2028 273,792 - 224,291 - 54,326 278,617 736,612 1,289,021 16 2029 279,268 - 228,777 - 55,412 284,189 736,612 1,300,069 17 2030 284,853 - 233,352 - 56,520 289,873 736,612 1,311,338 18 2031 290,550 - 238,020 - 57,651 295,670 736,612 1,322,832 19 2032 296,361 - 242,780 - 58,804 301,584 736,612 1,334,557 20 2033 302,288 - 247,636 - 59,980 307,615 736,612 1,346,516 

Reid Gardner Unit 2 LNB w/OFA & SCR

Year Date TOTAL FIXED O&M COST Makeup Water Cost Reagent Cost SCR Catalyst Cost Electric Power Cost TOTAL VARIABLE O&M COST DEBT SERVICE TOTAL ANNUAL COST 

(

0 20131 2014 330,000 - 326,816 150,000 271,735 748,551 3,717,051 4,795,602 2 2015 336,600 - 333,352 153,000 277,170 763,522 3,717,051 4,817,173 3 2016 343,332 - 340,019 156,060 282,713 778,792 3,717,051 4,839,175 4 2017 350,199 - 346,819 159,181 288,368 794,368 3,717,051 4,861,618 5 2018 357,203 - 353,756 162,365 294,135 810,256 3,717,051 4,884,509 6 2019 364,347 - 360,831 165,612 300,018 826,461 3,717,051 4,907,858 7 2020 371,634 - 368,048 168,924 306,018 842,990 3,717,051 4,931,674 8 2021 379,066 - 375,409 172,303 312,138 859,850 3,717,051 4,955,967 9 2022 386,648 - 382,917 175,749 318,381 877,047 3,717,051 4,980,745 

10 2023 394,381 - 390,575 179,264 324,749 894,588 3,717,051 5,006,019 11 2024 402,268 - 398,387 182,849 331,244 912,479 3,717,051 5,031,798 12 2025 410,314 - 406,354 186,506 337,869 930,729 3,717,051 5,058,093 13 2026 418,520 - 414,481 190,236 344,626 949,344 3,717,051 5,084,914 14 2027 426,890 - 422,771 194,041 351,518 968,330 3,717,051 5,112,271 15 2028 435,428 - 431,226 197,922 358,549 987,697 3,717,051 5,140,176 16 2029 444,137 - 439,851 201,880 365,720 1,007,451 3,717,051 5,168,638 17 2030 453,019 - 448,648 205,918 373,034 1,027,600 3,717,051 5,197,670 18 2031 462,080 - 457,621 210,036 380,495 1,048,152 3,717,051 5,227,282 19 2032 471,321 - 466,773 214,237 388,105 1,069,115 3,717,051 5,257,487 20 2033 480,748 - 476,109 218,522 395,867 1,090,497 3,717,051 5,288,296 

SP_Reid_BART_Economic_Analysis_10-1-08_NOx.xls 6 of 7 
Reid Gardner Unit 2 ROFA

Year Date TOTAL FIXED O&M COST Makeup Water Cost Reagent Cost SCR Catalyst Cost Electric Power Cost TOTAL VARIABLE O&M COST DEBT SERVICE TOTAL ANNUAL COST 

(

0 20131 2014 80,000 - - - 307,020 307,020 836,241 1,223,261 2 2015 81,600 - - - 313,160 313,160 836,241 1,231,001 3 2016 83,232 - - - 319,423 319,423 836,241 1,238,896 4 2017 84,897 - - - 325,812 325,812 836,241 1,246,949 5 2018 86,595 - - - 332,328 332,328 836,241 1,255,163 6 2019 88,326 - - - 338,974 338,974 836,241 1,263,542 7 2020 90,093 - - - 345,754 345,754 836,241 1,272,088 8 2021 91,895 - - - 352,669 352,669 836,241 1,280,805 9 2022 93,733 - - - 359,722 359,722 836,241 1,289,696 

10 2023 95,607 - - - 366,917 366,917 836,241 1,298,765 11 2024 97,520 - - - 374,255 374,255 836,241 1,308,016 12 2025 99,470 - - - 381,740 381,740 836,241 1,317,451 13 2026 101,459 - - - 389,375 389,375 836,241 1,327,075 14 2027 103,489 - - - 397,163 397,163 836,241 1,336,892 15 2028 105,558 - - - 405,106 405,106 836,241 1,346,905 16 2029 107,669 - - - 413,208 413,208 836,241 1,357,118 17 2030 109,823 - - - 421,472 421,472 836,241 1,367,536 18 2031 112,019 - - - 429,902 429,902 836,241 1,378,162 19 2032 114,260 - - - 438,500 438,500 836,241 1,389,000 20 2033 116,545 - - - 447,270 447,270 836,241 1,400,055 

SP_Reid_BART_Economic_Analysis_10-1-08_NOx.xls 7 of 7 
ECONOMIC ANALYSIS SUMMARY

Reid Gardner Unit 2 Boiler Design:

PM Control

Fabric Filter

Case 1 7PM Emission Control System Fabric Filter Fabric Filter

TOTAL 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 COST

0 344,000

Makeup Water Cost 0 0Reagent Cost 0 0SCR Catalyst / FF Bag Cost 0 54,080Electric Power Cost 0 164,688TOTAL VARIABLE O&M COST

0 218,768

TOTAL FIRST YEAR O&M COST 0 562,768

FIRST YEAR DEBT SERVICE ($) 0 2,494,437TOTAL FIRST YEAR COST ($) 0 3,057,205

Power Consumption (MW) 0.0 0.4

Annual Power Usage (Million kW-Hr/Yr) 0.0 3.3

CONTROL COST ($/Ton Removed)

PM Removal Rate (%) 0.00% 0.0%PM Removed (Tons/Yr)

0

0

First Year Average Control Cost ($/Ton PM Rem.)

0 #DIV/0!

Incremental Control Cost ($/Ton PM Removed) Base #DIV/0!

7-1

Parameter Current Operation

SP_Reid_BART_Economic_Analysis_10-1-08cf.xls 1 of 5 
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 planning guidelines

Parameter Comments Current 

Operation

SP_Reid_BART_Economic_Analysis_10-1-08cf.xls 2 of 5 10/2/2008 8:28 AM
CAPITAL COST

Reid Gardner Unit 2

Case

NOx Emission Control SystemSO2 Emission Control SystemPM Emission Control System

CAPITAL COST COMPONENT Factor/Source CostFabric Filter

Major Materials Design and Supply Vendor $21,000,000Construction 0.0% $0

Balance of Plant 0.0% $0Electrical (Allowance) 0.0% $0Owner's Costs 0.0% $0Surcharge 0.0% $0AFUDC 12.0% $2,520,000

Subtotal $23,520,000Contingency 0.0% $0Total Capital Cost for Fabric Filter $23,520,000

Parameter

Fabric Filter

PM Control

Fabric Filter

7

LNB

Soda Ash Wet FGD

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Reid Gardner Unit 2 Current Operation

Year Date TOTAL FIXED O&M COST Makeup Water Cost Reagent Cost SCR Catalyst Cost Electric Power Cost TOTAL VARIABLE O&M COST DEBT SERVICE TOTAL ANNUAL COST 

(

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 2 Fabric Filter

Year Date TOTAL FIXED O&M COST Makeup Water Cost Reagent Cost SCR Catalyst / FF Bag Cost Electric Power Cost TOTAL VARIABLE O&M COST DEBT SERVICE TOTAL ANNUAL COST 

0 20131 2014 344,000 - - 54,080 164,688 218,768 2,494,437 3,057,205 2 2015 350,880 - - 55,162 167,982 223,143 2,494,437 3,068,461 3 2016 357,898 - - 56,265 171,341 227,606 2,494,437 3,079,941 4 2017 365,056 - - 57,390 174,768 232,158 2,494,437 3,091,651 5 2018 372,357 - - 58,538 178,264 236,802 2,494,437 3,103,595 6 2019 379,804 - - 59,709 181,829 241,538 2,494,437 3,115,779 7 2020 387,400 - - 60,903 185,465 246,368 2,494,437 3,128,205 8 2021 395,148 - - 62,121 189,175 251,296 2,494,437 3,140,881 9 2022 403,051 - - 63,363 192,958 256,322 2,494,437 3,153,810 

10 2023 411,112 - - 64,631 196,817 261,448 2,494,437 3,166,997 

11 2024 419,334 - - 65,923 200,754 266,677 2,494,437 3,180,448 

12 2025 427,721 - - 67,242 204,769 272,011 2,494,437 3,194,169 

13 2026 436,275 - - 68,587 208,864 277,451 2,494,437 3,208,163 

14 2027 445,001 - - 69,958 213,041 283,000 2,494,437 3,222,438 

15 2028 453,901 - - 71,357 217,302 288,660 2,494,437 3,236,998 

16 2029 462,979 - - 72,785 221,648 294,433 2,494,437 3,251,849 

17 2030 472,238 - - 74,240 226,081 300,322 2,494,437 3,266,997 

18 2031 481,683 - - 75,725 230,603 306,328 2,494,437 3,282,448 

19 2032 491,317 - - 77,240 235,215 312,455 2,494,437 3,298,209 

20 2033 501,143 - - 78,784 239,919 318,704 2,494,437 3,314,284 

SP_Reid_BART_Economic_Analysis_10-1-08cf.xls 4 of 5