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10-30-2013 HUCMMINUTES Regular Meeting — Hutchinson Utilities Commission Wednesday, October 30, 2013 Call to order — 3:02 p.m. President Bordson called the meeting to order. Members present: President Dwight Bordson, Vice President Anthony Hanson; Commissioner Craig Lenz; Commissioner Mark Girard; General Manager Michael Kumm; Attorney Marc Sebora. Members absent: Secretary Monty Morrow. Guest: Jeremy Carter (City) Approve Minutes of September 25, 2013 Regular Meeting The minutes of the September 25, 2013 regular meeting were reviewed. After discussion, a motion was made by Vice President Hanson, seconded by Commissioner Girard to approve the September 25, 2013 regular meeting minutes. Motion was unanimously carried. At this time, Secretary Morrow arrived: 3:05 pm. 2. Ratify Payment of Bills for September 2013 The September 2013 payables were discussed. A motion was made by Commissioner Lenz, seconded by Vice President Hanson to ratify the payment of bills in the amount of $2,587,499.63 (detailed listing in payables book). Motion was unanimously carried. 3. Approve Financial Statements /Budget Year to Date GM Kumm presented the September 2013 financial statements /budget year -to- date. After discussion, a motion was made by Commissioner Lenz, seconded by Vice President Hanson to approve the financial statements /budget year -to -date. Motion was unanimously carried. 4. Approve Changes to Policies and Requirements Booklet (Tabled at the September 25, 2013 Regular Commission Meeting) GM Kumm presented the changes to the policies and requirements booklet, sections: • Definition of Your Bill • Errors in Billing • Payment of Your Bill GM Kumm recommended to strike the verbiage "2.75% or $XX.XX of your payment is transferred to the City of Hutchinson for use in its General Fund." from section, Definition of Your Bill, as the Board does not have an exact calculation defined. No changes recommended for section Errors in Billing. GM Kumm recommended tabling section Payment of Your Bill until the next regular commission meeting to research possible changes due to the new HUC online bill pay. After discussion, a motion was made by Vice President Hanson, seconded by Commissioner Lenz to approve the changes to the policies and requirements booklet. Motion was unanimously carried. (Changes attached.) 5. Approve Changes to Exempt and Non - Exempt Handbooks (Tabled at the September 25, 2013 Regular Commission Meeting) GM Kumm presented changes to the exempt and non - exempt handbooks, sections: • Hours & Conditions of Employment (Exempt Only) • Flextime Program (Exempt Only) • Rest Periods • Meal Periods No changes recommended for sections: Hours & Conditions of Employment, Rest Periods and Meal Periods. Staff recommended changes to Flextime Program (exempt only) replacing the verbiage with " HUC's flextime program allows exempt employees to vary their scheduled work hours to conform with the operations of the Utilities. Flextime is approved by the employee's Manager or Director." After discussion, a motion was made by Commissioner Lenz, seconded by Commissioner Girard to approve the changes to the exempt and non - exempt handbooks. Motion was unanimously carried. (Changes attached.) 6. Approve Assignment of General Manager Review Subcommittee The Board appointed President Bordson and Vice President Hanson to the General Manager Review Subcommittee to start working on the General Manager's contract and yearly performance review with Attorney Sebora's assistance. A motion was made by Commissioner Lenz, seconded by Secretary Morrow to appoint President Bordson and Vice President Hanson to the General Management Review Subcommittee. Motion was unanimously carried. 7. Power Supply Update (PowerPoint presentation) GM Kumm presented the power supply update. The HUC open house on October 8, 2013 had an attendance of about 410 people. This presentation covers some of the questions customers asked during the open house. Due to the power supply system being implemented, roughly a 10 to 15% increase on RUC's customer's bills has been avoided. (Presentation attached.) 8. 3M Generation Subcommittee Update Vice President Hanson and Secretary Morrow presented electric and natural gas rate comparison analysis by Dave Berg representing current pricing structure for HUC's two largest industrial customers. The Board recommended the 3M 2 Subcommittee move forward with the general approach on pages two and three of the analysis when meeting with the two industrial customers. President Bordson abstained from the discussion due to the conflict of interest. 9. Discuss Potential Candidates to Replace Commissioner Lenz The Board discussed the list of potential candidates with the desired skill sets to replace Craig Lenz as of January 1, 2014. President Bordson requested the Board submit the top one or two names to Kim Koski which will be prioritized and submitted as recommendations to the Mayor and City to present at the mid - November council meeting. 10. Communication from the City Administrator City Administrator Carter reported on the following: • Finishing up city neighborhood street projects. • Depot site project still in progress and will continue into Spring 2014. • Finalizing 2014 project list. • Commercial development on the south end of town is picking up. • Workshops held last Tuesday for CreekSide and City liquor store. • Discussions are being held on 2015 rate structures. • Still a gap in the general fund; offering an early retirement incentive program to fill gap and looking at re- prioritizing core services and re- aligning staffing. Division Reports Finance — Jared Martig • Randy Blake is working on boiler insurance quotes. • Roof replacement scheduled to be complete by November 7. • In middle of sales tax audit; recommendation is to review previous auditor's recommendations on the territory agreement. Natural Gas — John Webster • Visited Fairfax station with Mark Girard to watch the installation of the deep wells. • City of Brownton project is going well; read all but four meters through the AMI system this month. Electric — Steve Lancaster • Continuing to complete end -of -year work orders. • Working on replacement of control system for unit 1. • Currently 850 hours on unit 5; taking down for one day next month for 1,000 hour maintenance. 11. Legal Update Nothing to report. 3 Unfinished Business • Discuss Separate Business Unit for Wholesale Business GM Kumm explained HUC will generate separate financials each quarter for the separate business unit for wholesale business. • Discuss Pre -Pay for Natural Gas Nothing to report • Discuss Bylaws of Hutchinson Utilities Commission The Board requested GM Kumm to report back with verbiage changes to the bylaws for the last paragraph of section (D). GM Kumm presented his suggested changes. Discussion was held and Attorney Sebora recommended replacing section (D) of the bylaws to reflect transfers to the City be done pursuant to the City Charter. Attorney Sebora will present these changes for approval at the November regular commission meeting. New Business • The first draft of the proposed 2014 budget will be sent out in November. • December regular commission meeting date will be rescheduled as it's currently scheduled for December 25. There being no further business, a motion was made by Secretary Morrow, seconded by Commissioner Lenz to adjourn the meeting at 5:41 p.m. Motion was unanimously carried. ATTEST gh+t'Bordson, President 9 Monty Morrow, Secretary Definition of Your Bill Your bill provides: • Account number /Customer number • Due date • Payment due • Pre - authorized payment to be drawn from your bank on due date • Budget amount due if on the budget plan • Name /mailing address • Service address • Electric and fuel cost adjustments, if any • Reading dates • Days used • Previous and current readings • Usage • Previous balance • Payments made and date paid • Electric and /or gas meter charges • Amount charged to each meter • Sales tax • Any miscellaneous /trip charges • Account balance • Perforated top stub to remit with payment for timely and proper posting "') 7r-O/ — Qvv vv _4 . _ ,.- ­­-4- ;— +. --- F...-.—A 4-- 44— rte;+., --F u..+ .�;r ..... s,.. ..,.,, ... • If applicable, a message on the bottom of the statement indicating past due amount Meters are read approximately every 30 days. Estimated readings may also be taken if access to the meter is not possible or the meter has stopped working. EXEMPT SECTION 3 — HOURS AND CONDITIONS OF EMPLOYMENT Staff Personnel will establish work schedules, subject to the General Manager's approval. The regular work week is five 8 -hour working days with two consecutive days off. The normal work week is Monday through Friday, except as otherwise established by Staff Personnel based on the customers' and Department's needs. The Utilities office hours are as follows: Office hours are 7:30 a.m. to 4:00 p.m. Monday through Friday. FLEXTIME PROGRAM HUC's flextime program allows exempt employees to vary their scheduled work hours to conform with the operations of the Utilities. Flextime is approved by the employee's Manager or Director. UP ZMA HUC's flextime program allows exempt employees to vary their scheduled work hours to conform with the operations of the Utilities. Flextime is approved by the employee's Manager or Director. 11/20/2013 Power Cost Adjustment 2004 - Present 2004 2005 2006 i 2007 2008 2009 2010 2011 2012 2013 lanuary 50.025 $0.02500 50 $0 $0. $0 00000 $0 00254 $0 00185 $0 00000 ebrua 50.0250 $0.022 501.0007R $0.0041 $0. $0.00000 $000076. $000378 $000000 arch $0.0200 $0.02 $0. $0.00387 _$1 $0 00591 $0.062 $0.00000 517 00075. $0.00000' _. rll $0.0175 $0.01950 $0.0 50.001 $0.001341 $0.00000 $0.00000 $0.00295 $0.00004 IMay 50.02000 $001850 $000000 $000487' SO,00WO $000000 500033411, $000000 une $0.01500 _$000000 $0 01750 $0 00000 $00037 $0 00029 $0 00000 $000000 so.. OOOOp� $000,000 my $0.01650 $0.0350 50 0 $0 $0 02191 $0 00000 $0 00000 $0.00689! 00354 -$0.0000 _ Au Rust $0.0085 $0045 $001062 $D $000330 ._$000 $0. $0.00028 e tember $0.0085 $0.045 $0.00612 $0.0 $0.00063 $0.0000 50. $0. 50.00000 October ,50.01 $0.04500 $0. $0.9 0-S$0. $ $0. $0.0000( $0 00000November $0.01 $0.03 $0. $0 $00.00000 50.00000 $0.00000 $0.00186__ ecember $0.022 $0.0375 $0. $0. $00. $0.WWO 50.003391 $0.008301 -- -_ - -J Power /Fuel Cost Adjustment Year 2013 DATE GAS ELECTRIC January $0.00000 $0.00000 February $0.00000 $0.00000 March $0.00000 $0.00000 April ($0.00051) $0.00000 May ($0.00020) $0.00000 June $0.00000 $0.00000 July ($0.00086) $0.00000 August $0.00000 $0.00000 September $0.00000 $0.00000 October November December Operating Expenses— numbers from 2011 Audit 2011 -- Operating Expenses $883,761.00 • Power Supply Expenses • Other Expenses PILOT -Approximately 70% of all electric utility expenditures are power supply expenses. -Other expenses will increase due primarily large increases in Transmission Expense. -Focus on reducing power supply expenses. 11/20/2013 2 FOURTEENTH EDITION STANDARD HANDBOOK FOR ELECTRICAL ENGINEERS DONALD G. FINK H. WAYNE BEATY Becton 11. At—me gou,owo and Convwhn of Power Section 12. E mnmks of Bulk Electric Power Solepty 11.1 Becton 13. ProjM Economics 111 So.fion 14 T—n".I.n Systems 14-1 Section Is. 01—t-0—ant Powr Tr—lei— 111 Section 18. P-1 SVetsnt Op!r!ti— Ml Section 17. subetati— 17.1 Bec-Son 19. Power Disd.1don Section 1& Wking Design for Conn-1.1 and kedeftiel BuNdlegit 11.1 Section 20. Motors end Drivee mi Section 21. l J—W end C—olat Appliceftions of Poctnic Power V., Ssabn 22. Ele -lcm - -- --------------- - - - -- 224 Section 23. Pc~ Qu&RtV W Section24. ENCtroclrmietry and ENetromepgwpy 2+1 Section M. Clo"utor Applications In the Electric Pavver lrnlustry_ at Secdon 26. fliumninanion 261 11/20/2013 3 u -a sfcnoHywet.ve u 1 Borkyoran w.m I r0 rMaMdinrem•m brahellN »Yr _ __ 5pknup- f a ugaf 6 f iEYI AdWWxlr t)tkm kotl llowar Y!:d[wre) a N� P.getl tmrapa Mtlm WmpMptOw ! ONpu}a<Y p«..orkp w:n•In Y.WCe sppKrolta cu.rel g p Ooa lurGnat � Asnpatl •coripahpro r ®cenrKnana nye.o o y � eB¢irrp arwnon Knea+tl oNap..TO•ca' wfap.a mrY awmeaa I rot mNq br taotl K •sun cop �ti l Facuge to wYab IYJ Yd gamwkw �.:..,. cold.195•.rs and 1960s.' ib" 1970, H rail again to ahw9 60%. The. changer art a moh pmgrosiw from a high winter peek. IMwRh a ,.W when'c Ymmm nod whom prat noon! the Ynr level. w • high summer peak. TM dual p Ioi in the mi ldl< years caned a v<rage load without a arsrosp'ling iwlw in the mnrml peak, thus Iwling '"'girt taH By tlse early 19ROs, dk o:nioo it load f.m was 6294, wd it nam d to M94 in th<.mfy The !eavan fm'is ircrease Ia Ihu Wliun w sapl —M varmm methods to impost & foci'. Higher bed farm rata m rNuse average power because tlY invotmanr u equipment ae spread ovn overt ercrgy c¢mm�psh °, load fact' on iodi.idwl ayatemr Rr. in the cop of 55 m 70%. The ind..y row uw capnciry nmrga Y an iadkanrr of a down supply. TTe stammer capxiry magi- was 20.6% to 1993. 71,8 GENERATNG-CAPAa" NX TM toms ¢annmimi mean of supplying IM cyciw bd w en awM power tyskm three bait types of gn.mting cupKiry awilaak: 1. Brio laved ca by 2. I i —INaa- bed -range op¢ity 1 Peb'Y m ley fa.- -.,O Btig ELEC .i,o —It-1 12 -22 Bare load rapa<iry mvs xa: ih• full ruing aranbruoidy, day wd .19h, all Yea lung. It is aeunocai !o bang- elrx uniu with a muimum of fuel- ¢000vving f rte, highew practical rkmn tmnpmatursa andpreuur< xof rtg<omhsre iro!!ar- f¢dwaerhulcrs. rebm[aod dmhblorehcat boiler- uvbfrr Krwgemenu, and large cord&— wi!h mr mlempr of soling ere Rex nano mcreax'. cart of d. plant but u<ioailiable beta o<doe fuel cos smogs i• large due to tM bop anon nr power pWa¢d by having the unit roo co —Moly The davign of hAc plan n opimimd to obtan h, b.1— bmweeo high fiml crhu and Inv fuel ant Ihal will giv<'e lowest "ioutl pow - e¢t under the momplion — the wdl will be ti,"Wy hW W f¢ many Years. The haw d¢Ign will vary depo i,g m the unit roue money cons, rod fuel ry; and cot. Nrukm oohs ionic -Mly have very high roses m costs and very low f!ri arse and thw am baK-0hud oat,. Wbmi o m'an'ned warn soppy u avaiWblc, hydro wit, arc base- landed cap¢ - i— k— fief — a — Pealing cr ,iry is run only daring daily pale load periods d—, dk Y A peak times of hr yea and don, etrcagercio. Sixc IM teal aenual Mop' is low, high effisiery h m u nnzvary li or lone -lid ins. very low host con ''doom ConbiMiw mrbi— ub p :m ;J uougc bydm units ere dte typml peaktog uni.� fnranrediaac food range coM oy dts buween tM li oW d <apuiry cord ;aWng capwrty in bu' fru aunt and fuel cost. h'—Ily a dasig¢d to M "c}eled' that H, tamed off Kgiluly a Z' or on week —"I ,,&d up aW down rapidly donnd the thne n it m the lire in order' Coke tM hod .swinge w dr system. S— addihicnuI con it -io od to allies for r< ;sled noon and mop P'.drinryipm<m damage Ivi fastfo lagertifia,-Rst,Brr. However,owingta'e ion awed prachrcH some reducd . In atl Milo is jimified. (Non s — node lA unite orb hydro ludo wnh ofthoth l wa<r u. art th.1 mar rued far ae.mrdme wJ ;eking Krvke. Tlr mia Mth , ltypoofcI ofOy Nut willpmvldedrmast by&oc•Idowntarsparticilu puwm ,.d overt Fong p of of rime son d ,lbig iced an1Y by Jerold long -rod t-r pia -tong audio. Aber types of Rrnemnw, including wired and a+lu, w[puu ore usW wlwkver araikbk T}pkd wvwal agwcaY 4cm. Derigeauon fro ama Fud .<n A Bar.lotl.aperiry High ides _..._- ........ 63 -73 I- o-oaw3nad -enngv eapaxy Inrn¢Jiak lokmulw< 30-90 14akrng cYruY Low High 3 -IS fNTERCONNECT/ONS AND POOLMID In sir paste, ron<onrs W —.g• ware achieved by camrYtu< a b.!mnai Mars rw h m<mirrslop a a ;veer poor kientlrrxhip in •power pool eroDkA larlger.remr, fxel¢ lindirrg of ioera<vrsU<a vinHS nnwsc'c pow! vws rvn Y d all cmnpuni<s were merged into an rrbividuel mmpanY. Thr bcnefns w ash .undo} w¢e pod w a moohiy Mrie. The Pennsylvania -New 1 <rsey- 7daryland (PJT pool woe w eda k or such a power pool. TM d (Wh)ion of ei c Uo y hm led m erolodon of th down pools rma Wepvrdcnh syskm ayn I (wm width the UnnM Stmn. ocher tau um hove a of ois,& not rmiy ird<pe Wan eyuem ofrrnors bauisopnwer ficutjchcomhinnnms Mrc teen coiled ended!ndentcwnid, to praron dCASl byfto ft odd Wldrta.Tlr gnmanonh— boh =ilbomb.hmit bids hp the ;veer ''lens oM !0 She itdepe Wml Lyskm operafm. The.. Di' m'cn mbmitkd to a 11/20/2013 4 11/20/2013 12.24 SECrw'x UvE ulmHon s cateis ins of I", commitmay. wimal serum Power Bow, and expcn'w_ rule,. The bide nn auathd bauvl on finaMid vml teeAdcil meets for J fumrc *.. open- m the nea114 h.., The End —Im m the Industry awrtort aAcr Jemgululon is nP1 k.- u f W, time. f.red. it u exfvxcd to be aevaal Yeah bdf a mabk W-in 110-1 4 .,hi—d. g e power are owMts The two main la;:2711112111,1111. u m' gel+emlin kctnc hip lustlt P.c! cmt Th ate bmh coMeptt Mimvccwuec'bin and poling. All tiliucl am cornet, 1 d with ahrss to some Deg When them am strong inerconnation, capable h uRtgr poring Inge amounts of Wwcr. it n posslbk fin utditie m bu ild :uga uviu wile tainn rt maiem rcli&ay benux UIe 'e geteruing capciry of ill Jle immuvuekd cW k1j n ;n LAIC Wren needed by my mbcr. Idrga un+u ue bJUrendy k,x experuive pv blowan b.— many of - MWivlly f x. costa art spread m a toga number of kll wa Pf'Wlily. Thi, m/ca is tam. a-:' -' M +rok - h w fm nfficirm Into cenMCtiau dw allow swings in fuel emu by dlnwi� ..F.— wu sp geMnlian to ,dl eMrgy w tlhen et mes loner man 1, — Thu Ih- othev might meur if Duy gene acd using tficir own unw Th., it tali. nnm,my imrrahmg`n the dltla of Theis ak lemb Inle oration, also a— compenka w each v pnwa WDC ivac ge. Pe d'M , such m bttween winter and summer. This 1, c,IW dirna( dun Thls elhrws ra_h party m in,Wl Ivrss geMaaing wpuiry while mun- Wning aJegote. sYnem rolladlity With 1.. 1 m fn d made e ere I,mssdairs ue cxpe rohoccI, a all t.n to of the day ud dl sowna of do yeas Sao Tic pmc.ing bcMfua can M anainW ody by moos of mng a »ion irI, I_­- :0 cuom -Rua g + s, dw m aoanmr a de fa .l 1 ono, y +. flowerer, it n clued to tM W." ,d M kvel. In gen: il. i w hie, ma on V0114m "o- efux!a Jrt 'i!rt PaP W ,oM a0m higher tmmm�kdon voi �agn Hn er, IAe iaoo xWO o ny cvmpk, m W"I ­5 but affil leani:al waameri, mJ wet i'A nanunissim ,Ynem Design. p'gma e o flCt�I2WIi uxve a +anoi.fiin II -9 shows a Veh simpl +fled mluliuuAip for ce &e lis rdia{e.1E2A1. narmtus,ran di5lacee. BIBLIOGRAPHY BmvJfun. W. W. 1"g "A Cnmperinm4 Fwme Nairn and Cal- Find FJeMC(aeration kthe M nwensn tiaiM Sturi Pupa pmsoud m do Amedem Nielam S—Y Wilau blanaq. t xi I:IA. 19&1. Ylenia:.El—m Pl— Cmnracuw+ Can — Most 1 M0 o E+pr­ W'a,hinf- Q In /vrniuim Admiaiswii+m Eknric Pwrr Arvuml. 1941 WVMagtaiE IY IMonviim Admviur:eiov. Gant E L. 19]0. PrM 01P "/Gniinrenng F.'rvnnmy. N+w ymt RanJd Prtu Isyma. P H. 1968. PlOWhhry of Fn'mmiJr Cb Ama, bwa. lows Slue Ulamnny Pans. Nahmwi POwv +1v 1 Pmt f. 19d. Y"ingmn' FeCeN Pwv Camms AWr Mw Powrr 5—Y. Port 119N W mhmgmn'. P.aal Pvwa Cammudan. NERC. 1952. E9rlplmm Awilvbiliry Reyan. 1972 -l.k Gmrra Aw4 lryfaun Synri.. Pime;m Nl. NoM Amakmi Elaok BclisdlilY CoMI. NERC. lure t99? F.k.vs1ry Siipplr uM p.md. 1992 -2COl. Pdnalon, N 1.' NnM Ju:xn.an Etsuic W IidrilbY Cwmei]. 5muni:d YrorbmR t{rb Elnlrrc unliry 1Ma+nY. 1990, WaDnvpm: Fdiwn F'nak Inr:iwir- Power Supply Planning The following items are included in this study, some have already been implemented, while others will likely be implemented in the future. 1. Rate stabilization fund is used —this was implemented in 2006. 2. Statistical Model being used by system control to dispatch generating units — implemented in 2012. This assists HUC System Controllers in identifying trends in the market so when the market prices are greater than cost to generate, then System Controllers dispatch HUC Peaking Units. 3. Base load supply was reduced from 30 MW to 25 MW —this was implemented on January 1, 2013. This supply comes from Missouri River Energy Services. This is Base Capacity. 4. Unit 8 has a scheduled run in January, June, July and August —this has been implemented, and functions as a hedge against the market. This is Intermediate Capacity. 5. Installation of new Wartsila 9.5 MW generating unit —Unit went on -line in February 2013. Unit will be used as a hedge against the real -time market. This is Peaking Capacity. 6. Change air permit for units 3 and 4. Each of these units are 4 MW dual fuel units. Late Spring 2013, we will identify what needs to be done (if anything), to gain added operating hours for both units. Anticipate this will be complete in 2014. Units will be used as a hedge against the real -time market. This is Peaking Capacity. 7. Purchase and install a 2nd Wartsila 9.5 MW generating unit —we would like to see this unit go on- line in 2015/2016 time frame. This unit will be used as a hedge against the real -time market. This is Peaking Capacity. System Control Statistical Model Screen Shot for Unit 4 0- When boxes are red, then we have an uptrend, or start, or online signal. Weighted Average of Market Price sta rt T Cost to Generate S n E E s: i n S S e e I e a 8 e e e a n 8 8 f e E s a 8 a e 8e S. R 8 n E p E 8 B 9 8 8 B e B 8 S B S a a 8 a 2011 Load Duration Curve, Vertical Axis in MW, Horizontal Axis in hours 60 _..... - -___— .__._ _.... .. ... — .. —Inad Ouration Curve —30 MW Base Load X25 MW Base Load 40 _. _...... —_ _._.._....._.. Selling poelien- efbase load into market, this will reduce significantly. 30 MW Base Load �' -1 25 MW aase Load \ \�I 2u_. -. _- __..- __.�_. _____. ._ The 30 MW will reduce to 25 MW eHectWe 1/1/2013 to mitigate risk. The 25 MW base load is through a Mint Action Agency membership agreement with Missouri River Energy Services (MRES). U "a "fie """" �a�s��gm��me es��Na$NNeeeee��x��4m� 1� 11/20/2013 0 Monthly Supply from MRES and Market /Generation for 2011 % MRES Supply Monthly 2011 Agreement %from Market/Generation January 72% 28% February 72% 28% March 74% 26% April 77% 23% May 74% 26% June 67% 33% July 58% 42% August 62% 38% September 74% 26% October 80% 20% November 83% 17% December 81% 19% 2011 Annual Supply % Supplied • MRES Supply Agreement 72% • from Market /Generation 28% Note: This reflects the 2S MW base load power supply agreement with MRES. Please note that anywhere from 60% to 80% of HUC average monthly energy purchases are provided via MRES base load supply agreement. Annual % Supply From MRES and Market /Generation %Annual Supply % MRES % from Market Total HUC Supply and /or Load Year Agreement Generation MWHR's 69% 31% 319069 2006 2007 67% 33% 328647 2008 69% 31% 318496 2009 76% 24% 288620 2010 72% 28% 305777 2011 72% 28% 302775 2012 75% 25% 291957 Note: The MRES base load power supply agreement accounts for approximately 70% of HUC annual energy needs. 11/20/2013 7 Example of July 20, 2011 -25 MW Base Load, MWHRS Unit 3, 4, 8 New Unit 5 70 Not enough generation at Plant 1 to (over load July 20, 2011 Blue Line is HUC Electric Load So Units 3, 4, 5 start Unit 8 scheduled stop Market > Gen Cost 40 Purchase off market Market <Gen Cost —Load 30 ____...__ " - -- Unit 8 scheduled start —Base Lead+ Unit 8. Other Gen, Units 3, 4, 5 stop Market < Gen Cost 20 MRES Base Load Supply - -Red Line is Electric Supply 10 _. _ ............. ti 1 2 3 4 5 6 7 8 9 30 11 12 13 14 15 16 17 18 19 20 21 22 23 24 Time -24 Hours /day Example of July 20, 2011 -25 MW Base Load, Unit 3, 4, 8, New Units 5 &6 MWHR's 70 Plant 1 now has enough Generation to take care of HUC load. HUC will realize a small op. income 60 from electric supply sold into market. The Op. Income received is subtracted from Wholesale rates charged to HUC retail 50 customers. - 40 Blue Line is HUC Electric Load Units 3, 4, 5, 6 start Market price > Gen Unit 8 scheduled start iB f fi 20 . MIRES Base Load Supply Red Line is Electric Supply 10 L July 20, 2011 —Load o+ 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 Time- 241-Iours /Day 11/20/2013 i Per Unit and Extended Savings Per Unit($ /MWHR) Savings by project 2006 2007 2008 2009 2010 2011 2012 25 MW Base Load and Market $3.38 $0.55 $5.00 $8.72 $7.19 $7.64 $6.35 +Unit 8 -- Intermediate $0.97 $0.68 $0.95 ($0.26) $0.26 $0.21 $0.07 Statistical Model + Unit 5 -- Peaking $1.93 $2.68 $1.56 $0.63 $0.74 $0.96 $1.18 Statistical Model + Units 3, 4 -- Peaking $1.62 $2.26 $1.31 $0.53 $0.62 $0.81 $0.99 Statistical Model +Unit 6 -- Peaking $1.93 $2.68 $1.56 $0.63 $0.74 $0.96 $1.18 Electric Sales (MWHR's) 319,069 328,647 318,496 288,620 305,777 302,775 291,957 Extended Savings 2006 2007 2008 2009 2010 2011 2012 25 MW Base Load and Market $1,078,771 $180,675 $1,592,879 $2,516,080 $2,198,758 $2,312,946 $1,852,610 r Unit 8 -- Intermediate $309,172 $224,629 $304,073 ($74,937) $80,785 $62,353 $20,350 Statistical Model + Unit 5 -- Peaking $615,954 $882,118 $496,845 $180,551 $225,721 $289,806 $344,275 Statistical Model +Units 3, 4-- Peaking $518,163 $742,836 $418,396 $152,043 $190,081 $244,047 $289,916 Statistical Model + Unit 6 -- Peaking $615,319 $882,118 $496,845 $180,551 $225,721 $289,806 $344,275 Total Savings $3,137,378 $2,912,375 $3,309,037 $2,954,288 $2,921,065 $3,198,957 $2,851,426 Note: Red = Market Hedge and Bundling Summary of Savings 2006 2007 2008 2009 2010 2011 2012 25 MW Base Load and Market Purchases $1,078,771 $180,675 $1,592,879 $2,516,080 $2,198,758 $2,312,946 $1,852,610 Savings due to gen. hedge & bundling $2,058,608 $2,731,700 $1,716,158 $438,208 $722,307 $886,011 $998,815 $3,137,378 $2,912,375 $3,309,037 $2,954,288 $2,921,065 $3,198,957 $2,851,426 $3,500,000 $3,000,000 $2,508000 $2,000,000 $1,500,000 $1,000,000 $500,000 $a 2006 2007 2008 17 Annual LMP Prices 2007 $5126 2008 54808 2009 524.61 2010 $2902 2011 $2776 ■ Savings due to gen. hedge & bundling ■25 MW Base Load and Market Purchases Summary- -note effectiveness of plant 1 generation hedge and bundling _. dunnghigher electric market years (years 2006, 2007, and 2008). 2009 2010 2011 2012 11/20/2013 IJ' Hutchinson Power Supply Cost YTD- -2013* e� January $ 47.81 23788 $ 1,137,304.28 February $ 50.39 21639 $ 1,090,389.21 March $ 42.63 23225 $ 990,193.49 April $ 40.10 22287 $ 893,708.70 May $ 41.38 23164 $ 958,526.32 June $ 51.61 25395 $ 1,310,635.95 July $ 49.74 28644 $ 1,424,867.33 August $ 49.14 28474 $ 1,399,138.30 September $ 40.78 24839 $ 1,012,820.84 October f. S o f S November u t u 5 Y f M December Y S ss.m S Kv f X 3 f KK Y f Xn S n% f xff S K t S» f af.f. S S tlY 4 3 f Sfn S o f n 5 X% S N S 3f S Kn S 221455 $ 10,217,584.42 Per Unit Power Supply in $ /MWHR = $ 46.14 I *Prices do not include MISO transmission or other associated MISO fees. J 11/20/2013 10 The actual includes unit 1 e� ;. The model does not include unit 1. el. §Smtxa3f � �� ma _ ,_m3 _ ml � max Inu mfx z� mm mm SVL xvu sYrv.n Yud S Sl 1 5 Y 3 S Y S szX f K% f m% S K z f +i 5 S »Y f n S M S tl 5 zss S x 3 ss S S f o f Y S z 5 Y 3 » S Yla t 3 Me f s x 3> i f Y S s u S K n 3• z 3 Y f M rs f x f Y S > 3 3 Yx S Y z f Y f Ym f Kv f Y% S Ym f. S o f S z i u t u 5 Y f M f ss.Y S Xfl f S ssn S Yno S Y S ss.m S Kv f X 3 f KK Y f Xn S n% f xff S K t S» f af.f. S S tlY 4 3 f Sfn S o f n 5 X% S N S 3f S Kn S W S o f R S 11 S �» sYUa f Yx f u z f t 5 self S .ix S Xv S %. 3 K 3 t f tf 5 x 3 S1Y S zf S x 5 Y S f+q.�Y.. S fl tl y .z t S n S x• S X s f ss Y S K l 3 Y.n 3 » u 3 .Sn 5 o f » 3 ss t z 3 Y f f s n S• f 3 f Yn S Y S S X S XY S 3 Si f s» S. 5 3 s m S ss s S ss.ff S» f S Ym S s t X f m 5 % f 3 f l f f s 5 o.xns.. S X.x S is.ol f Xsf S Y.n 5 sus S st +z 3 Y.v 3 . f Y.v 5 X.to S sfY S Yfl S YY f YY 5 Y.v u�mm mu mu mu S.a+n Sp 1z Spew S % S s» S sm S .si S z s S l f Stf S fn S st 3 S.n 5 ++l S am S zY S S fqM I l l f o 5 » f f f f l f e n f Y f SSn S tl f a y X S x 3 Y $ AY f an 3 am 3 f fn S !fl f + 5 fv 5 +X 3 +Sl 5 zfs f x rNU f S 11 1 117 5 Y s f Y s 411 5 lY 5 1 5 f s S.rsm.ise S fY S sst 3 x f xY S fY $ fn S in f ass S S.v 1 x 3 n 3 o f • f o f ffYY.. f f.tl S ix f f» 3 s.» S ..K 5 3.10 S in 11/20/2013 10 $ /MWHR savings by project and Benchmarking Study 2006 2007 2008 2009 2010 2011 2012 Actual Average $54.06 $53.77 $57.47 $54.10 $52.78 $53.51 $52.35 25 MW Base Load and Market Purch. $50.68 $53.22 $52.47 $45.38 $45.59 $45.87 $46.01 + Unit 8 $49.71 $52.54 $51.52 $45.64 $45.33 $45.66 $45.94 Statistical Model + Unit s $47.78 $49.85 $49.96 $45.01 $44.59 $44.71 $44.76 Statistical Model + Units 3, 4 $46.16 $47.59 $48.64 $44.49 $43.97 $43.90 $43.77 Statistical Model +Unit 6 $44.23 � $47.08 � $43.23 $42.94 ' $42.59 APPA Benchmark -10% to 50 % Generation(median) $46.00 $58.00 $47.00 APPA Benchmark - -North Central /Plains(median) $49.00 $59.00 $60.00 APPA Benchamrk -50% to 100% Genemtion(median) $34.00 $46.00 $43.00 Comparison of Projected 2013 Area Wholesale Power Rates to MRES 2013 and Rates v 7.8 9A 8.66.78.76.96.97.0 ].1 7.27.2 �8i0S7 99 5.9 6.8 6.9 6.9 6.0 6.0 .� 4.9 5.1 V1 Eli iY i" - A..ne•rnea rw«.e..co.t.M.iwmaww.m enea r...r..w rM..:a.wacow - tres s.ro�m.mn r.... ou.r 4,..vmeu.w unim.. HUC Com3parab l$ - nludeTrn.smison e1,69264 ]an 788 $ 50.64 Feb 21639 $ 1,178,914.31 $ 54.48 Mar 23225 $ 1,071,695.49 $ 46.14 Apr 22287 S 1,026,131.03 $ 46.04 May 23189 5 1,038,176.03 $ 44.77 June 25395 $ 1,417,167.01 $ 55.80 July 28644 $ 1,574,431.73 $ 54.97 Aug 28474 $ 1,571,838.73 $ 55.20 Sept 24839 $ 1,160,448.73 $ 46.72 Oct. 22986 5 1,075,805,35 $ 46.80 Nov' 21509 $ 1,033,998.38 5 4807 Dec' 22322 $ 1.230.849.15 1 55.14 298297 $ 14,584,148.58 $ 50.59 Per MWHR GI 5.05 Cents per KWHR ' = Estimate for Oct, Nov, and Dec. 11/20/2013 11