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HomeMy WebLinkAbout20040209Falkner Exhibits.pdfDAVIDJ. MEYER SENIOR VICE PRESIDENT AND GENERAL COUNSEL A VISTA CORPORATION O. BOX 3727 1411 EAST MISSION AVENUE SPOKANE, WASHINGTON 99220-3727 TELEPHONE: (509) 495-4316 FACSIMILE: (509) 495-4316 BEFORE THE IDAHO PUBLIC UTILITIES COMMISSION IN THE MATTER OF THE APPUCA TION OF A VISTA CORPORATION FOR THE AUTHORITY TO INCREASE ITS RATES AND CHARGES FOR ELECTRIC AND NATURAL GAS SERVICE TO ELECTRIC AND NATURAL GAS CUSTOMERS IN THE STATE OF IDAHO CASE NO. A VU-Q4- EXlllBIT NO. 14 DON M. FALKNER FOR A VISTA CORPORATION (ELECTRIC ONLY) A VISTA UTILITIES ELECfRIC RESULTS OF OPERATION IDAHO PRO FORMA RESULTS TWELVE MONlHS ENDED DECEMBER 31, 2002 (OOO'S OF DOLLARS) WITII PRESENT RATES WITII PROPOSED RATES Actual Per Proposed Pro Forma Line Results Total Pro Forma Revenues &Proposed No.DESCRIPTION Report Adjustments Total Related Esp Total REVENUES Total General Business $153,639 $ (7.501)$146,138 $35.222 $181,360 Interdepartmental Sales 110 110 Sales for Resale 051 (5.075)976 16,976 Total Sales of Electricity 175,800 (12 576)163,224 222 198 446 Other Revenue 19,067 (14 366)701 701 Total Electric Revenue 194 867 (26,942)167,925 35.222 203,147 EXPENSES Production and Transmission Operating Expenses 61,144 (22,697)38,447 38,447 Purchased Power 39,904 655 46,559 46,559 Depreciation and Amortization 575 10.271 10,846 10.846 Taxes 619 275 894 894 Total Production & Transmission 105.242 (5.496)99,746 99,746 Distribution Operating Expenses 887 608 495 495 Depreciation 670 670 670 Taxes 010 (1.913)097 380 477 Total Distribution 16.567 (305)16.262 380 16.642 Customer Accounting 102 194 296 III 407 Customer Service & Information 016 (2.536)480 480 Sales Expenses 385 421 421 Administrative & General Operating Expenses 343 546 17,889 17.980 Depreciation 878 878 878 Taxes Total Admin. & General 20,221 547 21,768 859 Total Electric Expenses 150,533 560)143,973 582 144 555 OPERATING INCOME BEFORE FIT 334 (20,382)23,952 34,640 58,592 FEDERAL INCOME TAX Current Accrual 405 (8,631)774 12.124 12,898 Deferred Income Taxes (746)212 466 2,466 NET OPERATING INCOME $35,675 ($14,963)$20,712 $22.516 $43,228 RATE BASE PLANT IN SERVICE Intangible $11,353 $11,353 $11 353 Production 247 926 62,282 310,208 310,208 Transmission 100,112 050 109.162 109,162 Distribution 257,643 (478)257,165 257,165 General 36,363 36,363 36.363 Total Plant in Service 653,397 70.854 724,251 724 251 ACCUMULATED DEPRECIATION 213,999 459 218,458 218,458 ACCUM. PROVISION FOR AMORTIZATION 368 368 368 Total Accum. Depreciation & AmOrl.217,367 4,459 221,826 221.826 GAIN ON SALE OF BUILDING (625)(625)(625) DEFERRED TAXES (61 593)(61 593)(61,593) TOTAL RATE BASE $436.030 $4,177 $440,207 $440,207 RATE OF RETIJRN 18%71%82% Exhibit No. 14, Page 1 of 10 D. Falkner Avista Corporation Line No. A VISTA UTILITIES Calculation of General Revenue Requirement Idaho - Electric System TWELVE MONTHS ENDED DECEMBER 31, 2002 (OOO'S OF DOLLARS) Description Pro Fonna Rate Base Proposed Rate of Return Net Operating Income Requirement Pro Forma Net Operating Income Net Operating Income Deficiency Conversion Factor Revenue Requirement Total General Business Revenues Percentage Revenue Increase I IDAHO $440,207 820% $43,228 $20,712 $22,516 63926135 $35,2221 $146,248 24.08% Exhibit No. 14. Page 2 of 10 D. Falkner Avista Corporation A VISTA UTILITIES CALCULATION OF CONVERSION FACTOR: IDAHO ELECTRIC TWELVE MONTHS ENDED DECEMBER 31, 2002 Description Revenue: Expense: Uncollectibles (1) Commission Fees (2) Idaho Income Tax (3) Total Expense Net Operating Income Before FIT Federal Income Tax (g) 35% REVENUE CONVERSION FACTOR Factor 000000 003164 002577 010780 016521 983479 344218 639261 Exhibit No. 14, Page 3 of 10 D. Falkner A vista Corporation AVlSTA UTIUI'IES EIECIRIC RESULTS OF OPERATION IDAHO PRO FORMA RESULTS TWELVE MONTHS ENDED DECEMBER 31, 2002 (000'8 OF DOUARS) DESCRIPTION REVENUES Total Gall%al Business $153639 Interdepartmental Sales 110 Sales for Resale 051 Total Sales of Electricity 115 800 001% Re'mlue 061 Total Electric Re'mlue 194.867 EXPENSES Production and Transmission Opl%ating Expemes 144 Purchased POWI%904 Depreciation and Amortization 515 218 Taxes 619 Total Production & Transmission 105 242 218 Distribution Opl%ating Expenses 881 Depreciation 610 Taxes 010 Total Distribution 561 CustOIlll% Al:COWlting 4,102 CustOll\l% Sezvice & Infonnation 016 Sales Expemes 385 Administrative & Gall%al Opl%ating Expemes 343 Depreciation 818 Taxes Total Admin. & Galcnl 221 Total Electric Expemes 150 533 218 OPERATING INCOME BEFORE FIT 44,334 (218) FEDERAL INCOME TAX Current Al:crual 405 DefClred lru:ome Taxes (146) NET OPERATING INCOME $35 675 ($218) RATE BASE PlANT IN SERVICE Intangible $11,353 Production 241 926 229 313 (3,009) Transmission 100 112 Distribution 257,643 Galcnl 36.363 Total Plant in Sezvice 653.397 229 313 (3,009) ACCUMUlATED DEPRECIATION 213,999 086 (1,574) ACCUM. PROVISION FOR AMORTIZATION 368 Total Al:CUDL Depreciation & Amort.211 367 086 514) GAIN ON SAIl! OF BunDING (625) DEFERRED TAXES (60 998)219 TOTALRATEBASE $436030 ($60998)($406)143 $1,313 ($1,435) RATE OF RETIJRN 8.18% Exhibit No. 14, Page 4 of 10 D. Falkner Avista Corporation AVISTA UTII1I'IES E.LECIRIC RESULTS OF OPERATION IDAHO PRO FORMARESULTS TWEL VB MONTIIS ENDED DECEMBER 31. 2002 (OOOS OFDOUARS) DESCRIPTION REVENUES Total General Business $153,639 $15,947 S (1 682) Int""departmenta1 Sales 110 Sales for Resale 22,051 Total Sales of Electricity 175.800 947 (1,682) Oth"" Revalue 067 Total Electric Revalue 194 867 947 (1,682) EXPENSES Production and Transnussion Operating ExpalSes 61,144 257 Purchased Pow""904 Deprec:iation and Amortization (59)734 Taxes 619 Total Production & Transmission (59)105 401 257 Distribution Operating ExpalSes 887 Deprec:iation 670 Taxes 010 171 (3)(1,660) Total Distribution 16,567 171 (3)(1,660) Customtr Accounting 102 Customtr StZVice & Infonnation 016 Sales Expmses 385 Administrati~ & Genaal Op""ating Expmses 16,343 Depreciation 878 Taxes Total Admin. & Gen""al 221 Total Electric ExpalSes (59)150.692 262 254 660) OPERATING INCOME BEFORE FIT 44,175 15.685 (254)(22) FEDERAL INCOME TAX Cmratt Accrual 405 490 (89)(8) Deimed Income Taxes (725) NET OPERATING INCOME $38 $35495 S10,195 (SI65)($14) RATE BASE PLANT IN SERVICE Intangible $11,353 Production 110 262,569 Transmission 100 112 Distribution (478)257,165 General 36,363 Total Plant in StZVice 110 (478)667,562 ACCUMULATED DEPRECIATION 216 511 ACCUM. PROVISION FOR AMORTIZATION 368 Total AcCUDL Deprec:iation & Amort.219 879 GAIN ON SAlE OF BUll.DING (625) DEFERRED TAXES (60779) TOTALRATEBASE 110 ($478)S386 279 RATE OF RETURN Exhibit No. Page 5 of 10 D. Falkner Avista Corporation AVISTA UTIIITIES EI1!CTR.IC RESULTS OF OPERATION IDAHO PRO FORMA RESULTS TWELVE MONTHS ENDED DECEMBER 31. 2002 (OOOS OF DOUARS) DESCRIPTION REVENUES Total General Business $ (24,862) Interdepartmental Sales Sales for Resale Total Sales of Electricity (24.862) OIherRevmue Total Electric Revmue (24,862) EXPENSES Production and Transmission Operating &PalSes (11,261) Purchased Power Depreciation and Amortization Taxes Total Production & Transmission (11 261) Distribution Operating &PalSes Depreciation Taxes (266) Total Distribution (266) CustOJJlf:l Ai:co1U1ting (66)(19) CustOJJlf:l Scr\ice & Infonnation Sales &penses Administrative & General Operating &penses (52)(64) Depreciation Taxes Total Admin. & Gen""al (52)(64) Total Electric &PalSes (65)(51)(11,610) OPERATING INCOME BEFORE FIT (36)(16)(13.192) FEDERAL INCOME TAX Current Ai:crual (13)(6)(1,663)184 (8,559) Defesred JnCOJIII: Taxes 112 947 NET OPERATING INCOME ($23)$42 ($10)$33 $1,551 ($3.184)($8 580) RAm BASE PlANT IN SERVICE Intangible Production Transmission Distribution Gen""al Total Plant in Service ACCUMUlATED DEPRECIATION ACCUM.PROVISIONFOR AMORTIZATION Total Ai:CUDL Depreciation & Amari. GAIN ON SAm OF BUlIDING DEFERRED TAXES TOTALRAmBASE RATE OF RETIJRN ExhibitNo. 14, Page 6 oflO D. Falkner Avista Corporation A VISTA UTIUTIBS EI1JCI1UC RESULTS OF OPERATION IDAHO PRO FORMA RESULTS TWELVE MONTIIS ENDED DECEMBER 31 2002 (OOOS OF DOUARS) DESCRIPTION REVENUES Total Galeral Business 096 Intcmepartmmtal Sales Sales for Resale Total Sales of Electricity 096 Other Re......ue Total Electric Rewnue 096 EXPENSES Production and Transmission Operating Expenses (24)150 296 Purchased Power Depreciation and Amortization 926 881 629 232 Taxes Total Production & Transmission (24)926 881 150 949 288 Distribution Operating Expenses 103 Depreciation Taxes (5)(32)(3) Total Distribution (32)(3) CustOlllfr Accounting Customer Service & Infonnation (2,542) Sales Expenses Administrati.... & General Operating E"Penses 122 Depreciation Taxes Total Admin. & Galeral 122 Total Electric Expenses (24)463 881 432 917 285 OPERATING INCOME BEFORE FIr 633 881)(432)(2,911)(285) FEDERAL INCOME TAX Cwrmt Accrual 221 (151)021)(100) Deferred Income Taxes 010) NET OPERATING INCOME $16 $412 ($1,817)($281)($1,896)($185) RAm BASE PLANT IN SERVICE Intangible Production 39,096 453 Transmission Distribution Galeral Total Plant in Service 096 453 ACCUMUlATED DEl'RECIATION 629 191 ACCUM. PROVISION FOR AMORTIZATION Total Accum. Depreciation & AmOrl.629 191 GAIN ON SAIl! OF BUllDING DEFERRED TAXES (502) TOTALRAmBASE $36 965 343 RATE OF RETURN Exhibit No. 14, Page 7 of 10 D. Falkner Avista Corporation AVISTA UI'JlII1FS El.ECIRIC RESULTS OF OPERATION IDAHO PRO FORMARESULTS TWELVE MONlHS ENDED DECEMBER 31, 2002 (OOO'S OF DOllARS) Pro Forma ProForma Pro Forma Labor DESCRIPTION Pension Insurance Non-Exec REVENUES Total Gaunl Business IntC%departmental Sales Sales for Resale 1115) Total Sales of Electricity (5,1115) OthC% Revenue (14,366) Total Electric Revenue (19,441) EXPENSES Production and Transmission Opcnting Expenses (13,915)237 $390 Purchased PowC%655 Depreciation and Amortization 5184 Taxes Total Production & Transmission 184 (7,260)237 390 Distribution Opcnting Expenses 163 272 Depreciation Taxes (131)(7)(11)(12) Total Distribution (131)156 (11)260 CustOJ1lC% Accounting 140 CustOIllff Service & Infonnation Sales Expenses Administrative & GenC%al Operating Expenses 193 009 273 Depreciation Taxes Total Admin. & General 193 009 273 Total Electric Expenses 184 (7,391)684 998 084 OPERATING INCOME BEFORE FIT (184)(12 050)(684)(998)(1,084) FEDERAL INCOME TAX Curralt Accntal (4,218)(239)(349)(379) Defmed Income Taxes (64) NET OPERATING INCOME (5120)($7,832)($445)(5649)($705) RAm BASE PLANT IN SERVICE Intangible Production 5829 Transmission Distribution GenC%al Total Plant in Service 829 ACCUMUlATED DEPRECIATION ACCUM. PROVISION FOR AMORTIZATION Total AcCWIL Depreciation & Amorl. GAIN ON SAlE OF BUllDING DEFERRED TAXES (290) TOTAL RAm BASE $539 RAm OF RETURN ExhibitNo. 14, Page 8 oflO D. Falkner Avista Corporation AVISTA UTIIlTIES EIECTRIC RESULTS OF OPERATION IDAHO PRO FORMA RESULTS TWELVEMONTIJS ENDED DECEMBER 31, 2002 (OOO'S OF DOllARS) DESCRIPTION REVENUES Total General Business Interdepartmental Sales Sales for Resal~ Total Sales of Electricity Other R~venu~ Total Electric Revenue EXPENSES Production and Transmission Operating ExpC21Ses Purchased Power Depreciation and Amortization Taxes Total Production &. Transmission Distribution Operating ExpC21Ses Depreciation Taxes Total Distribution 16 CustoJ\U% Accounting17 CustoJ\U% Servic~ &. Infonnation18 Sales Expenses Administrative &. General Operating ExpC21Ses Depreciation Taxes Total Admin. &. General 23 Total Electric ExpC21Ses 24 OPERATING INCOME BEFORE FIT FEDERAL INCOME TAX 25 Cumnt Accrual26 Deferred Income Taxes 27 NET OPERATING INCOME RA'IEBASE PLANT IN SERVICE Intangible Production Transmission Distribution General Total Plant in Service 34 ACCUMUIATED DEPRECIATION 35 ACCUM.PROVISIONFOR AMORTIZATION36 Total AcCUDL Depreciation &. Amari. 37 GAIN ON SAlE OF BUIIJ)ING 38 DEFERRED TAXES 39 TOTALRA'IEBASE 40 RA'IEOFRETURN Pro Forma Pro Fonna ProForma Labor Vegetation Transmission Executive Management Project $146 138 110 976 163 224 701 167 925 $23 $150 447 559 $252 846 136 894 150 388 746 070 495 670 (13)(4)097 057 (4)262 4,296 480 421 889 878 21,768 207 384 143 973 (23)(1,207)(384)(26)23,952 (8)(422)(285)(65)774 150 466 ($15)($785)($249)($17)$20712 11,353 $2,261 310,208 050 109.162 257 165 363 050 261 724,251 126 218,458 368 126 221 826 (625) (75)(28)(61 593) 849 232 $440207 71% ExbibitNo. 14, Page 9 of 10 D. Falkner A vista Corporation AVISTA UTll.IT1ES ELECTRIC RESULTS OF OPERATION IDAHO PRO FORMA RESULTS 1997 TEST VEAl!. VERSUS 2002 TEST VEAR (ooo'S OF DOLLARS) LiDo No.DESCRIPTION AVERAGE CUSTOMERS 98,260 42%42% REVENUES Total General Business less Pothu:h ReveDues 400-444 $118.442 $119769 5(1.327)1.11%51.111.77 218.5(107.13)79%Spuial contract revenues 6!16 /1.25/445 J46./6% DSM Tariff Revenues 339 (/. 339)/00.00%Iotenlepllrtmeutal Sales 448 110 74.60%1.03 60.94% Sales for Resale 447 16.976 47.662 (30.686)64.38%159.485.(325.71)-67.15%Total Sales of Electricity 163,224 180.084 (16.860)36%532.12 832.(300.61)16.40% Other Revenue 45t-456 701 052 (2.351)33.34%44.71.77 (27.64)38.51%Total Electric ReveDue 167925 187.136 (19.211)10.27%576.904.(328.26)17.24% EXPENSES ProductioD and Tnw.smissioD OpenIIing Expenses 500-554/560-573 19.515 16,071 444 21.43%183.18 163.19.12.00%Fuel Expeose-Steam and Thermal 501 & 547 18,932 14.032 900 34.92% Purchased Power 555-557 139 46,468 (22.329)-48.05%226.472.(246.33)52.09%Special contract purchased power component 555 22.420 345 /5.075 205.24%Deprecial;oD and Amoni...ioD 403-407 10,846 812 034 23.08%101.81 89.12.13 13.53%Taxes afX 894 492 (1.598)29.10%36.55 55.(19.34)34.60% Total ProdUCtiOD & Tnw.smlssioD 99.746 98.220 526 1.55%936.999.(63.32)-6.33% Distributioo OpenIIing Expenses 580-598 495 604 891 15.9O'JIo 60.57.91% Deprecialion ADP 670 698 972 20.69%53.47.11.32% Taxes...""luding state income lax E-oTX 641 060 581 76.75%34.18 20.13.63.07%Total Distribution 15.806 12.362 444 27.86%148.125.22.17.92% Customer Accounting 901-905 296 755 541 14.41%40.38.52% Customer Service & Infomwion 907-9 to 480 638 (158)-9.65%13.16.(2.78)16.68%DSM Tariff Revenue amortization 332 Sales Expenses 911-916 421 131 290 221.37%1.33 196.99%Sublolal for CIIs/. AcelinglServicelSales ad DSM /97 524 673 /2./8%58.56.47% Administrative & General Operating Expenses 920-935 889 15,855 034 12.83%167.161.36 07% Depreciation E-ADP 878 684 194 44.49%36.27.33.24%Taxes E-oTX (43)97.73%44)97.78% Total Admin. & General 21.768 18.583 185 17.14%204.33 189.15.04%Total Electric Expenses 143517 136.021 496 51%347.13 384.(37.17)69% OPERATING INCOME BEFORE FIT 408 51.115 (26,707)52.25%229.520.(291.09)55.96% FEDERAL AND STATE INCOME TAX SIT 456 803 Cwrenl Accrual FIT 774 999 (8.225)91.40%91.58 (84.31)-92.06%Defeimilocome Taxes & rrc FIT 466 225 (759)23.53%23.32.(9.67)29.46%Totallocome Taxes 696 14.027 (10,331)73.65%34.142.(108.06)75.70% ... SETrLEMENT EXCHANGE POWER 715 715)100.00% NET OPERATING INCOME $20.712 532.373 (511,661)36.02%5194.5329.(5135.05)-40.99% RATE BASE PLANT IN SERVICE Intangible 301-303 511.353 55.850 55.503 94.07%5106.559.$47.78.99%Produclion 310-346 310.208 253.904 56,304 22.18%2,911.79 2,584.327.12.69%Tnmsmission 350-359 109.162 372 24.790 29.38%024.858.166.19.33%Distribution 360-373 257.165 203,096 54.069 26.62%413.066.346.98 16.79%General 389-398 36.363 33,672 691 99%341.32 342.(1.36).0.40%Total Plant in Service 724.251 580,894 143,357 24.68%6,798.911.886.14.99%ACCUMULATED DEPRECIATION 108 218.458 170.SOD 958 28.13%050.735.315.18.18%ACCUM. PROVISION FOR AMORTIZATION III 368 616 752 108.42%31.61 16.15.16 92.16%Total Accum. Depreciation & Amon.221.826 172 116 49.710 28.88%082.19 751.64 330.18.87%GAIN ON SALE OF Bun.DING (625)(940)315 33.51%(5.87)(9.57)38.66%DEFERRED TAXES 190/282/283 (61.593)(47.292)(14 301)30.24%(578.15)(481.29)(96.86)20.13% TafALRATEBASE 5440.207 5360.546 $79.661 22.09%$4.132.53.669.$462.12.61% RATEOFRETURN 71%98% Exhibit No. 14. Page 10 of 10 D. Falkner A vista Corporation DAVIDJ. MEYER SENIOR VICE PRESIDENT AND GENERAL COUNSEL A VISTA CORPORATION O. BOX 3727 1411 EAST MISSION AVENUE SPOKANE, WASHINGTON 99220-3727 TELEPHONE: (509) 495-4316 FACSIMILE: (509) 495-4316 BEFORE THE IDAHO PUBLIC UTILITIES COMMISSION IN THE MATTER OF THE APPLICATION OF A VISTA CORPORATION FOR THE AUTHORITY TO INCREASE ITS RATES AND CHARGES FOR ELECTRIC AND NATURAL GAS SERVICE TO ELECTRIC AND NATURAL GAS CUSTOMERS IN THE STATE OF IDAHO CASE NO. A VU-04- EXHIBIT NO. 15 DON M. FALKNER FOR A VISTA CORPORA nON (GAS ONLY) AViSTA UTILITIES GAS RESULTS OF OPERATION IDAHO PRO FORMA RESULTS lWELVE MONTIIS ENDED DECEMBER 31, 2002 (OOO'S OF DOLLARS) WITII PRESENT RATES WITH PROPOSED RATES Actual Per Proposed Pro Forma Line Results Total Pro Forma Revenues &Proposed No.DESCRIPTION Renort Adjustments Total Related Exn Total REVENUES Total General Business $58,983 $ (8,031)$50,952 $4,754 $55,706 Total Transportatioo 198 (254)944 944 Other Revenues 884 (228)656 656 Total Gas Revenues 61,065 (8,513)52,552 754 57,306 EXPENSES Exploration and Development Production City Gate Purchases 42,560 (6,922)35,638 35,638 Porchased Gas Expense Net Nat Gas Storage Trans Total Production 42.700 (6,897)35,803 35,803 Underground Storage Operating Expeoses 134 134 134 Depreciation 111 111 111 Taxes Total Underground Storage 286 290 290 Distribution Operating Expenses 987 220 207 207 Depreciation 125 125 125 Taxes 505 (1,156)349 400 Total Distribution 617 (936)681 732 Customer Accouoting 049 068 083 Customer Service & Information 530 (269)261 261 Sales Expenses 214 234 234 Administrative & General Operating Expenses 572 240 812 824 Depreciation 618 618 618 Taxes Total Admin. & General 200 241 441 453 Total Gas Expense 56,596 (7,818)48,778 48,856 OPERATING INCOME BEFORE FIT 469 (695)774 676 450 FEDERAL INCOME TAX Current Accrual 200 354 554 637 191 Deferred FIT (2,966)(2,917)(2,917) AmOrl ITC (18)(18)(18) NET OPERATING INCOME 253 ($1,098)$3,155 $3,039 $6,194 RATE BASE: PLANT IN SERVICE Uoderground Storage 041 041 041 Distribution Plant 87,598 940 88,538 88,538 General Plant 709 709 709 Total Plant in Service 99,348 940 100,288 100,288 ACCUMULATED DEPRECIATION Underground Storage 294 294 294 Distribution Plant 26,397 26,397 26,397 General Plant 702 702 702 Total Accum. Depreciation 31,393 31,393 31,393 DEFERRED FIT (7,192)(7,192)(7,192) GAS INVENTORY 572 572 572 GAIN ON SALE OF BUILDING (197)(197)(197) TOTALRATEBASE $67,955 ($4,877)$63,078 $63,078 RATE OF RETIJRN 26%00%82% Exhibit No. 15, Page 1 of 8 D. Falkner Avista Corporation Line No. A VISTA UTILITIES Calculation of General Revenue Requirement Idaho. Gas TWELVE MONTHS ENDED DECEMBER 31, 2002 (OOO's OF DOLLARS) Description Pro Forma Rate Base Proposed Rate of Return Net Operating Income Requirement Pro Forma Net Operating Income Net Operating Income Deficiency Conversion Factor Revenue Requirement Total General Business Revenues Percentage Revenue Increase I IDAHO $63,078 820% $6,194 $3,155 $3,039 639261 $4,754 ~ $51,896 16% Exhibit No. 15, Page 2 of 8 D. Falkner A vista Corporation A VISTA UTILITIES CALCULA TION OF CONVERSION FACTOR: IDAHO GAS TWELVE MONTHS ENDED DECEMBER 31, 2002 Description Revenues Expense: Uncollectibles (1) Commission Fees (2) Idaho Income Tax (3) Total Expense Net Operating Income Before FIT Federal Income Tax (g) 35% REVENUE CONVERSION FACTOR Factor 1.000000 003164 002577 010780 016521 983479 344218 639261 Exhibit No. 15, Page 3 of 8 D. Falkner A vista Corporation A VISTA UTlllTIES GAS RESULTS OF OPERATION IDAHO PRO FORMA RESULTS TWELVE MONTHS ENDED DECEMBER 31, 2002 (OOO'S OF DOlLARS) Per Defund Defund Gain Weatherizmon Line ReSIIIts FIT on Office mdDSM No.DESCRIPTION Re ort Rate Base Building Investment REVENUES Total General Business $58 983 Total Transportation 198 Other Revenues 884 Total Gas Revenues 61,065 EXPENSES Exploration and Development Production City Gate Purchases 560 Purchased Gas Expense Net Nat Gas Storage Trans Total Production 42,700 Underground Storage Operating Expenses 134 Depreciation 111 Taxes Total Underground Storage 286 Distribution Operating Expenses 987 Depreciation 125 Taxes 505 Total Distribution 617 Customer Accounting 049 Customer Service & Information 530 Sales Expenses 214 Administrative & General Operating Expenses 572 Depreciation 618 Taxes Total Admin. & General 200 Total Gas Expense 56,596 OPERATING INCOME BEFORE FIT 469 FEDERAL INCOME TAX Cum:nt Accrual 200 Deferred FIT (2,966) Amort ITC (18) NET OPERATING INCOME $4,253 RATE BASE: PLANT IN SERVICE Underground Storage 041 Distribution Plant 87,598 941 General Plant 709 Total Plant in Service 348 941 ACCUMULATED DEPRECIATION Underground Storage 294 Distribution Plant 26,397 General Plant 702 Total Aceum. Depreciation 31,393 DEFERRED FIT (7,261) GAS INVENTORY 572 GAIN ON SAlE OF BUilDING (197) TOTAL RATE BASE $67 955 ($7,261)($128)$1,572 $941 RATE OF RETURN 26% Exhibit No. 15, Page 4 of 8 D. Falkner Avista Corporation A VISTA UTILITIES GAS RESULTS OF OPERATION IDAHO PRO FORMA RESULTS TWELVE MONTIIS ENDED DECEMBER 31, 2002 (OOO'S OF DOLLARS) EIImirultò S.btot81 Fnnchise Property Uncollectihle DESCRIPTION Actu1 Fees Tax Expense REVENUES Total General Business $58,983 $ (1,082) Total Transportation 198 (14) Other Revenues 884 Total Gas Revenues 61,065 096) EXPENSES Exploration and Development Production City Gate Purchases 560 Purchased Gas Expense Net Nat Gas Storage Trans Total Production 42,700 Underground Storage Operating Expenses 134 Depreciation 111 Taxes Total Underground Storage 286 Distribution Operating Expenses 981 Depreciation 125 Taxes 505 148) Total Distribution 617 (1,148) Customer Accounting 049 (1l3) Customer Service & Information 530 Sales Expenses 214 Administrative & General Operating Expenses 572 Depreciation 618 Taxes Total Admin. & General 200 Total Gas Expense 596 (1,148)(112) OPERATING INCOME BEFORE FIT 469 (5)112 FEDERAL INCOME TAX CuITent Accrual 200 (2) Deferred FIT (2,966) Amort ITC (18) NET OPERATING INCOME $4,253 $34 ($3)$73 RATE BASE: PLANT IN SERVICE Underground Storage 041 Distribution Plant (1)538 General Plant 709 Total Plant in Service (I)100,288 ACCUMULATED DEPRECIATION Underground Storage 294 Distribution Plant 397 General Plant 700 Total Accum. Depreciation 31,393 DEFERRED FIT (7,192) GAS INVENTORY 572 GAIN ON SALE OF BUll.DING (197) TOTAL RATE BASE ($1)$63 018 RATE OF RETURN Exlu."bit No. 15, Page 5 of 8 D. Falkner Avista Corporation A VISTA UTILITIES GAS RESULTS OF OPERATION IDAHO PRO FORMA RESULTS TWELVEMONTHS ENDED DECEMBER 31, 2002 (OOO'S OF DOLLARS) Restate Payroll Revenae Line Debt CI~Gas Sapply No.DESCRIPTION Interest Adjustment REVENUES Total General Business $ (6,949) Total Transportation (240) Other Revenues (228) Total Gas Revenues (7,417) EXPENSES Exploration and Development Production City Gate Purchases (6,922) Purchased Gas Expense NetNat Gas Storage Trans Total Production 922) Underground Storage Operating Expenses Depreciation Taxes Total Underground Storage Distribution Operating Expenses Depreciation Taxes (1)(2) Total Distribution (2) Customer Accounting (23) Customer Service & Information (279) Sales Expenses Administrative & General Operating Expenses (83)(19) Depreciation Taxes Total Admin. & General (83)(19) Total Gas Expense (82)107 (7,245) OPERATING INCOME BEFORE FIT (6)(107)(172) FEDERAL INCOME TAX Current Accrual (2)576 (37)(60) Defened FIT Amort ITC NET OPERATING INCOME ($4)$53 ($71)($576)($70)($1l2) RATE BASE: PLANT IN SERVICE Underground Storage Distribution Plant General Plant Total Plant in Service ACCUMULATED DEPRECIATION Underground Storage Distribution Plant General Plant Total Aceum. Depreciation DEFERRED FIT GAS INVENTORY GAIN ON SALE OF BUILDING TOTAL RATE BASE RATE OF RETURN &In"bit No. 15, Page 6 of 8 D. Falkner Avista Corporation AVISTA UTIIlTJES GAS RESULTS OF OPERATION IDAHO PRO FORMA RESULTS TWELVEMONTHS ENDED DECEMBER 31, 2002 (OOO'S OF DOlLARS) Pro F ouna Pro F onna ProFonna ProFonna Labor Labor ProFonna DESCRIPTION Pension Im1mmc:e Non-Exec Exemtive ToW REVENUES Total General Business $50,952 Total Transportation 944 Other Revenues 656 Total Gas Revenues 52,552 EXPENSES Exploration and Development Production City Gate Purchases 35,638 Purchased Gas Expense Net Nat Gas Storage Trans Total Production 35,803 Underground Storage Operating Expenses 134 Depreciation 111 Taxes Total Underground Storage 290 Distribution Operating Expenses 111 207 Depreciation 125 Taxes (2)(2)(3)349 Total Distribution (2)108 681 Customer Accounting 068 Customer Service & Information 261 Sales Expenses 234 Administrative & General Operating Expenses 204 812 Depreciation 618 Taxes Total Admin. & General 204 441 Total Gas Expense 168 202 268 778 OPERATING INCOME BEFORE FIT (168)(202)(268)(13)774 FEDERAL INCOME TAX Cunent Accrual (59)(71)(94)(5)554 Deferred FIT (2,917) Amort ITC (18) NET OPERATING INCOME ($109)($131)($174)($8)155 RATE BASE: PLANT IN SERVICE Underground Storage 041 Distribution Plant 538 General Plant 709 Total Plant in Service 100,288 ACCUMULATED DEPRECIATION Underground Storage 294 Distribution Plant 26.397 General Plant 702 Total Aceum. Depreciation 31,393 DEFERRED FIT (7,192) GAS INVENTORY 572 GAIN ON SALE OF BUll.DING (197) TOTAL RATE BASE $63,078 RATE OF RETURN 00% fuhibitNo.Page7 of8 D. Falkner Avista Corporation AVISTA lITll.ITIES GAS RESULTS OF OPERATION IDAHO PRO FORMA RESULTS 1998 COMMISSION BASIS YEAR VERSUS 2002 TEST YEAR (OOO'S OF DOLLARS) LIne No.DESCRlPI'ION Ave..." Cuslomon 49,712 18.18%49,712 18.18% REVENUES ToIai G""'" Business $50.952 $31,501 $19.451 61.75%$g67.$633.$233.36.86% Total Transporonion 944 956 (1.012)51.74%16.39.$ (23.28)59.16% 00... Revenues 656 757 (101)13.34%11.17 15.$(4.06)26.66'J. Sales for Resale inclodcd as 00...4.398 Total Gas Revenues 52,552 38.612 13.940 36.10%894.776.$117.15.16% Estimnle Gross Margin - Line 4 - Line 9 16,749 16,164 585 62%285.325.$ (40.07)12.32% EXPENSES Explon1ion ond Developmen' Production Cily G.,e Pun:lwes 35.638 22.893 12,745 55.67%606.460.5146.07 31.72% Pun:lwcd Gas Expense (17)564.71%1.34 (0.34)$1.68 -494.12% Net N81 Gas Stor.ge Trons (428)514 120.09%(8.61)$10.116.96% Total Production 35,803 22.448 13.355 59.49%609.45\.56 5157.34.95% Underground SIonI8e Operating Expenses 134 110 21.82%17% Depm:i.'ion III 112 (I).0.89%5 (.36)16.00% Texes 25.00%94% Total Underground Slor.ge 290 258 12.40%5(.25)-4.82% Dieln.ution Operating Ex-2;1.07 673 534 31.92%37.56 33.53.11.62% Depm:i.lion 125 802 323 17.92%36.36. $ (. 08).0.22% Texes 1.349 802 547 68.20%22.96 16.13 56.42.34% ToIai Dielribution 681 277 404 32.83%96.86.510.12.38% Customer Accounting 068 416 652 46.05%35.28.56.23.60% Customer Service & lnformetion 261 222 17.57%5(.03).0.67% Sales Expenses 234 185 26.49%99% Administr81ive & General Operating Expenses 812 396 416 12.25%64.68.31 5(3.43)02% Doprcci.tion 618 392 226 57.65%10.52.33.33% Texes 57.14%35.71% ToIai Admin. & G""'"441 795 646 17.02%75.59 76.5 (.75).0.98% Total Gas Expense 48.778 32.601 16,177 49.62%830.655.5174.26.60% 25.Total Gas Oper Exp excluding Total Production 12.975 10.153 822 27.79%220.204.$16.13% 256 Total O&M and A&G excl Depr and Taxes 716 1102 714 24.48%148.35 14fJ.$7.5.32% OPERATING INCOME BEFORE AT 774 6,0 II (2,237)37.22%64.120.92 $ (56.68)-46.87% FEDERAL INCOME TAX Cumnl AcauaI 3,554 743 811 378.38%60.14.545.304.68% Defmed AT (2.917)929 (3,846)-413.99%(49.65)18.5 (68.34)365.65% AIID1 ITC (18)(19)26%(0.31)(0.38)18.42% NET OPERATING INCOME $3.155 54,358 ($1).03)27.61%553.587.5 (33.97)38.75% RATE BASE: PLANT IN SERVICE Underground Storage 041 859 182 75%585.$97.5(11.94)12.22% Dieln.ution PIon.88,538 938 600 19.75%1,506.98 487.519.1.32% G""'" PI...709 291 418 64%114.126.55 5 (12.36)77% ToIai PI... in Service 100;1.88 85,088 15;1.00 17.86%706.711.5(4.65).0.27% ACCUMULATED DEPRECIA nON Underground S.onge 294 047 247 12.07%39.41.18 5 (2.13)5.17% Dielribution PIon.26,397 658 739 34.28%449.395.553.13.62% Goneral Plonl 702 316 386 16.67%45.46.59 5(.60)1.29% ToIai A=. Doprcci.tion 31,393 24,021 7,372 30.69%534.483.551.13 10.58% DEFERRED AT (7,192)603)(2,589)56.25%(122.41)(92.59)5 (29.82)32.21% GAS INVENTORY 1,572 503 069 212.52%26.10.516.164.43% GAIN ON SALE OF BUILDING (197)(268)26.49%(3.35)(5.39)$2.37.85% TOTAL RATE BASE $63,078 556.699 $6.379 11.25%073.51.140.5 (66.92)87% Exhibit No. 15, Page 8 of 8 D, Falkner Avisla Corporation